Lenovo ThinkPad 390X ThinkPad 390 / i Series 1720 models Hardware Maintenance
Lenovo ThinkPad 390X Manual
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- Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 1
IBM Mobile Systems S10L-9626-00 ThinkPad 390/i Series 1700 (2626, 2627) Hardware Maintenance Manual November 1998 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 2
and the product it supports, be sure to IBM Corp. Important This manual is intended for trained servicers who are familiar with ThinkPad products. Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively. Before servicing an IBM ThinkPad product, be sure to review - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 3
Related Publications The following product publications are available through IBM or your IBM Authorized Dealer. Publication Mobile Systems HMM Volume 1: Laptop, Notebook, Portable, and ThinkPad Computers (Models L40, CL57, N45, N51, P70/P75, ThinkPad 300, 350, 500, 510, 710T, Expansion Unit, Dock - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 4
through IBM or your IBM Authorized Dealer. Diskette ThinkPad 300 (2615) Advanced Diagnostics Diskette ThinkPad 350, 350C, 425, 425C (2618) Advanced Diagnostics Diskette ThinkPad 365 (2625) Advanced Diagnostics Diskette ThinkPad 380/385 (2635) Maintenance Diskette ThinkPad 390/i Series 1700 (2626 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 5
ThinkPad 390/i Series 1700 Hardware Maintenance Manual 19 Read This First 19 What to Do First 20 How to Disable the Password 21 Product Overview 21 Fn Key Combinations 22 Status Indicators 23 Checkout Guide 24 Audio Checkout 25 Diskette Drive Intermittent Problems 40 Undetermined Problems - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 6
USB Connect/Disconnect Test 46 Fan Diagnostics 46 FRU Removals and Replacements 47 FRU Service Procedures 48 Battery ASM 49 Hard Disk Drive 49 Combo Bay 50 Diskette Drive (FDD ASM 50 CD-ROM ASM 51 Combo Bay FPC 52 Hard Disk Adapter .1 79 LCD Panel ASM 12.1 80 vi ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 7
LCD FPC ASM 12.1 81 Switch Location 82 System Unit Parts Listing 83 LCD Unit Parts Listing 88 12.1" LCD ASM Parts Listing 88 13.3" LCD ASM Parts Listing 89 14.1" LCD ASM Parts Listing 90 Notices 92 Trademarks 92 Contents vii - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 8
viii ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 9
Before Replacing Parts Ensure that all diskette fixes are installed prior to replacing any FRUs listed in this manual. Use the following strategy to prevent unnecessary FRU replacement and service expense: If you are instructed to replace a FRU and that does not correct the problem, reinstall the - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 10
service is complete. Hard Disk Drive Replacement Strategy: Always try to run a low-level format before replacing a hard disk drive. Attention The drive startup sequence in the computer you are servicing error message is coming from an internal or an external device. 2 ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 11
Read/Write Read/Write Read/Write The following table provides identification information for 5.25-inch diskette drives. Diskette Drive 5.25-Inch - 360KB (External) 5.25-Inch - 1.2MB (Internal) Identifying Mark Asterisk on bezel 1.2 on the eject button The following table provides compatibility - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 12
Multi-lingual Translations) In this manual, safety notices appear in English . Verify this by shaking the computer and listening for rattling sounds. Metallic parts or metal flakes can cause electrical shorts. Avant de remettre l'ordinateur sous cortocircuitos eléctricos. 4 ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 13
water, or short-circuit it. Dispose of the battery as required by local ordinances or regulations. Use only the battery in the appropriate parts listing. Use of an incorrect battery can result in ignition or explosion of the battery. Certaines batteries de secours contiennent du nickel et du cadmium - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 14
. Use only the battery in the appropriate parts listing when replacing the battery pack. Use of an incorrect battery can result in ignition or explosion of the battery. La batterie contient du nickel. Ne apropiada puede provocar la ignición o explosión de la misma. 6 ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 15
. Do not recharge it, remove its polarized connector, disassemble it, heat it above 100°C (212°F), incinerate it, or expose its cell contents to water. Dispose of the battery as required by local ordinances or regulations. Use only the battery in the appropriate parts listing. Use of an incorrect - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 16
, lave inmediatamente las áreas afectadas con agua durante 15 minutos como mínimo. Obtenga atención medica si se presenta algún síntoma del fluido despues de lavarse. 8 ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 17
Safety Notice 6 To avoid shock, do not remove the plastic cover that surrounds the lower portion of the de plástico que rodea la parte baja de la tarjeta invertida. Safety Notice 7 Though main batteries have low voltage, a shorted or grounded battery can produce enough current to burn combustible - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 18
FRU, power-off the computer, unplug all power cords from electrical outlets, remove the battery pack, then disconnect any interconnecting cables. Avant de retirer une unité remplaç la batería y, a continuación, desconecte cualquier cable de conexión entre dispositivos. 10 ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 19
servicing an IBM mobile computer. General Safety Follow these rules to ensure general safety: Observe good housekeeping in the area of the machines during and after maintenance removed covers and other parts in a safe place, away from all personnel, while you are servicing the machine. Keep your - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 20
Working near power supplies - Removing or installing main units Before you when working with powered-on electrical equipment; keep the other hand in your pocket or behind instructions are in the safety sections of maintenance information. Use extreme care when measuring high voltages. 12 ThinkPad 390 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 21
service the following parts with the power on when they are removed IBM features or options not covered by this inspection guide . If any unsafe conditions are present, you must determine how serious the apparent hazard could be and whether you can continue without first correcting the problem - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 22
The guide consists of a series of steps parts listings. c. Insulation must not be frayed or worn. 4. Remove the cover. 5. Check for any obvious non-IBM alterations. Use good judgment as to the safety of any non-IBM screws or rivets) have not been removed or tampered with. 14 ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 23
charge. Notes 1. Use product-specific ESD procedures when they exceed the requirements noted here. 2. Make sure that the ESD protective devices you use have been certified (ISO 9000) as fully effective. When handling ESD-sensitive parts: Keep the parts prong of the AC plug on AC-operated computers. - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 24
décrites. Werden Steuer- und Einstellelemente anders als hier festgesetzt verwendet, kann gefährliche Laserstrahlung auftreten. L'utilizzo di controlli, regolazioni o l'esecuzione di procedure diverse da quelle specificate possono provocare l'esposizione a 16 ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 25
especificados puede provocar la exposición a radiaciones peligrosas. Opening the CD-ROM drive could result in exposure to hazardous laser radiation. There are no serviceable parts inside the CD-ROM drive. Do not open. Some CD-ROM drives contain an embedded Class 3A or Class 3B laser diode. Note the - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 26
18 ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 27
ThinkPad 390/i Series 1700 Hardware Maintenance Manual About This Manual This manual contains service and reference information for the IBM ThinkPad 390/i Series 1700 products. Use this manual along with the advanced diagnostics tests to troubleshoot problems effectively. The manual is divided into - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 28
by foreign material in the FDD Diskette drive damage caused by the diskette drive cover being pressed or by the insertion of a diskette with multiple labels Damaged or bent diskette eject button CD-ROM drive damage caused by excessive force, shock, or from being dropped 20 ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 29
password. Power On password: 1. Power off the computer. 2. Remove the battery pack and AC Adapter. 3. Remove the backup battery (RTC) for 20 minutes or use a screwdriver to touch the backup battery (RTC) for 1 second. 4. Put back the backup battery (RTC). 5. Power on the computer and wait until POST - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 30
Feature Memory CMOS RAM Video Audio Diskette drive Hard disk drive CD-ROM drive I/O ports Infrared transfer Internal modem PC Card (PCMCIA) AC Adapter Description 2 DIMM slots, no memory on the planar board 32 MB, 64 MB or management interface to control the system. 22 ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 31
Green Blinking orange Orange (2) Suspend mode Green Blinking green Meaning Enough battery power remains for operation. The battery pack needs to be charged The battery pack is being charged. The computer is in suspend mode. The computer is entering suspend mode. ThinkPad 390/i Series 1700 23 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 32
in suspend mode. Checkout Guide Use the following procedure as a guide for computer problems. Note: The diagnostic tests are intended to test only IBM products. Non-IBM products, prototype cards, or modified options can give false errors and invalid system responses. 24 ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 33
diskette.. 2. If no music is played, replace the speaker or the planar board. Diskette Drive Checkout Do the following to isolate the problem to a controller, drive, or diskette. A scratch, write-enabled, non-defective, high-density (2HD) diskette is required. ThinkPad 390/i Series 1700 25 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 34
the instructions in the message window. If an error occurs, reseat the connector on the planar board. If the error still remains: 1. Reseat the Combobay ASM. 2. Reseat the CD-ROM ASM. 3. Replace the CD-ROM ASM. 4. Replace the Combobay Interposer card ASM. 5. Replace the Planar board. 26 ThinkPad 390 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 35
failing operation. If the problem does not reoccur, replace the device and then the planar board. Memory Checkout DIMM are available for increasing memory capacity. Slot 1 (MB) 32 0 32 64 0 64 32 Slot 2 (MB) 0 32 32 0 64 32 64 Total Memory (MB) 32 32 64 64 64 96 96 ThinkPad 390/i Series 1700 27 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 36
test detects a modem problem, replace the modem card. Power System Checkout To verify the symptom of the problem power on the computer using each of the following power sources: 1. Remove the battery ASM. 2. Connect the AC Adapter and check that power is sup- plied. 28 ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 37
from the AC Adapter does not always indicate a defective adapter. Checking the Operational Charging: To check operational charging, use a discharged battery pack (Battery ASM) or a Battery ASM that has less than 50% of the total power remaining when installed in the computer. ThinkPad 390/i Series - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 38
status indicator does not turn on, remove the Battery ASM and let it return to room temperature. Reinstall the Battery ASM. If the charge indicator still does not turn on, replace the Battery ASM. If the charge indicator still does not turn on, replace the DC-DC & BATT board, then the planar board - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 39
to the TrackPoint pointer. This symptom is not a hardware problem. No service actions are necessary if the pointer movement stops ina short period of time. If a click button problem or pointing stick problem occurs, do the following: 1. Boot from the diagnostics diskette and start the PQA program - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 40
if boot manager is installed, the computer cannot enter hibernation mode. Note: Before using hibernation mode, you need a hibernation file. In hibernation mode, the following occurs: The system status, RAM, VRAM, and setup data are stored on the hard disk. The system is powered off. 32 ThinkPad 390 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 41
timer is enabled. A critically low battery condition occurs. The power switch is pressed. (BIOS Setup) The compute exits hibernation mode and resumes operation when the power-on switch is pressed. When power is turned on, the hibernation file in the boot record on the hard disk drive is read and the - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 42
this ThinkPad computer, see the manual for that device. Numeric Error Codes The following is a list of the message that the BIOS can display. Most of them occur during POST. Some of them display information about a hardware device, e.g., the amount of memory installed. Others may indicate a problem - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 43
error 0280 Previous boot incomplete - Default configuration used 0281 Memory size found by POST differed from CMOS 02B0 Diskette drive A error FRU/Action in Sequence 1. BIOS ROM 2. Planar board 1. DIMM 2. Planar board 1. DIMM 2. Planar board Replace backup battery (RTC) and run BIOS Setup Utility - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 44
Backup battery (RTC) 3. Planar board 1. Load Setup Defaults in BIOS Setup Utility. 2. Backup battery (RTC) 3. Planar board 1. DIMM 2. BIOS ROM 3. Planar board 1. BIOS ROM 2. Planar board 1. Load Setup Defaults in BIOS Setup Utility. 2. Backup battery (RTC) 3. Planar board 36 ThinkPad 390/i Series - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 45
drive 4. Planar board No Beep Symptoms Symptom/Error FRU/Action in Sequence No beep, power-on indicator on, LCD blank, no POST Ensure every connector is properly seated. DIMM Reseat CPU card. CPU card Planar board No beep, power-on indicator off, LCD blank during POST Battery ASM AC Adapter - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 46
on. 1. Battery ASM 2. AC Adapter 3. DC/DC & Charger board ASM 4. Planar board The system will not power off. 1. DC/DC & Charger board ASM 2. Planar board Battery can't be charged. Battery DC/DC & , no sound comes from the computer. 1. Speaker 2. Planar board 38 ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 47
the keyboard) 2. Hard disk drive 3. Planar board The system will not enter suspend mode after closing the LCD. 1. Lid switch 2. Planar board Battery fuel-gauge does not go higher than 90%. 1. Remove Battery ASM and let it cool for 2 hours. 2. Refresh battery (continue using battery in BIOS Setup - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 48
. If any problems are found, replace the FRU. 3. Remove or disconnect all of the following devices: a. Non-IBM devices b. Devices attached to the ThinkPad Port Replicator with Advanced Etherjet Feature c. Printer, mouse, and other external devices d. Battery ASM e. Hard disk drive f. DIMM g. CD - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 49
updated. Follow the steps below to set the LCD Panel ID: 1. Boot from the Utility Program Diskette. 2. Select LCD Panel ID Utility from PC DOS 7.0 Startup Menu. 3. Follow the instructions ThinkPad CE Utility Diskette. The serial number label is attached to the computer. ThinkPad 390/i Series 1700 41 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 50
Data Transfer Test" on page 46 "FIR Data Transfer Test" on page 46 "USB Connect/Disconnect Test" on page 46 "Fan Diagnostics" on page 46 PQA System audio CDs ThinkPad 390/i Series 1700 Diagnostics Diskette (P/N: 10L9942) ThinkPad 390/i Series 1700 CE Utility Diskette (P/N: 10L9947) Boot from the - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 51
to perform. The options are as follows: Manual Test performs a single test and manually checks the selected test items in sequence. Auto Test performs multiple tests and auto-checks the selected test items in sequence. The screen below appears if you select Auto Test. ThinkPad 390/i Series 1700 43 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 52
test number. Space enables/disables the item. Esc exits the program. F1 accesses help. F2 tests the selected item(s). Enter opens the available suboptions. 44 ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 53
CPU or planar board error Memory error Keyboard error Video error Parallel port error Serial port or planar board error Diskette drive error Hard disk error CD-ROM error CPU or planar board error Pointing device error FRU/Action in Sequence Backup battery (RTC) Reload BIOS default setting. CPU card - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 54
Menu. Follow the instructions on the screen to execute FIR test. USB Connect/Disconnect Test Boot from the Diagnostic Program Diskette and select Running USB Connect/Disconnect Test from to use the Fan Diagnostics program: 1. Boot from the Diagnostics Program Diskette. 46 ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 55
8: Before removing any FRU, power-off the computer, unplug all power cords from electrical outlets, remove the Battery ASM, and then disconnect any interconnecting cables. An electrostatic discharge (ESD) strap (P/N 6405959) must be used to establish personal grounding. ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 56
the screw head touches the surface of the plastic part. Logic card to plastic Turn an additional 180 degrees after the screw head touches the surface of the logic card. Torque driver If you have a torque driver, refer to the torque instructions with each step. 48 ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 57
drive if possible. Never remove the drive while the system is operating or is in suspend mode. To remove the hard disk drive: 1. Use a coin to unscrew the hard disk drive screw. Note: The screw cannot be removed from the cover. 2. Gently pull out the cover of the hard disk drive module. ThinkPad 390 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 58
to remove. Diskette Drive (FDD ASM) To remove the Diskette Drive (FDD ASM): 1. Remove the four screws securing the Diskette Drive (FDD ASM) as shown. 2. Disconnect the Diskette Drive (FDD ASM) cable from the connector. 3. Slide out the Diskette Drive (FDD ASM) to remove. 50 ThinkPad 390/i Series - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 59
CD-ROM ASM: 1. Remove the four screws securing the CD-ROM ASM. 2. Carefully slide out the CD-ROM ASM to remove. Step Size (Quantity) Head & Color Torque 1 M2.5x 4L (4) Flat head, silver 1.6 kgf-cm Note: Make sure you use the correct screw for replacement. ThinkPad 390/i Series 1700 51 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 60
Note: Make sure you use the correct screw for replacement. Hard Disk Adapter Combo Bay ASM To remove the second hard disk drive from the hard disk drive adapter: 1. Remove the two screws of the Combo Bay adapter. 2. Slide the hard disk drive out and up to remove. 52 ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 61
Card "Battery ASM" on page 49 To remove the modem card: 1. Use a flat-bladed screwdriver to remove the screw on the modem door. 2. Carefully release the latches on both sides of the modem card. 3. Gently pull out the cable from the connector to remove the modem card. ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 62
or explosion of the battery. Use your thumb first to pull out the backup battery (RTC). Keyboard "Battery ASM" on page 49 "Hard Disk Drive" on page 49 To remove the keyboard: 1. Use a flat-bladed screwdriver to release the latches to lift the middle cover away. 54 ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 63
2. Remove the two screws securing the keyboard. Step Size (Quantity) Head & Color Torque 3 M2 x 4L (2) Flat head expose the keyboard connector. 4. Use a flat-bladed screwdriver to release the cable from the connector. 5. Remove the keyboard from the lower case. ThinkPad 390/i Series 1700 55 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 64
LED Board "Battery ASM" on page 49 "Hard Disk Drive" on page 49 "Keyboard" on page 54 To remove the LED board: 1. Remove the screw securing the correct screw for replacement. Upper Heatsink "Battery ASM" on page 49 "Hard Disk Drive" on page 49 "Keyboard" on page 54 56 ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 65
-cm Note: Make sure you use the correct screw for replacement. PCMCIA Slots "Battery ASM" on page 49 "Hard Disk Drive" on page 49 "Keyboard" on page 54 "Upper Heatsink" on page 56 To remove the PCMCIA slots: 1. Remove the three screws securing the PCMCIA slot board. ThinkPad 390/i Series 1700 57 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 66
screw for replacement. 2. Use a flat-bladed screwdriver to disconnect the PCMCIA card from the connector. 3. Carefully remove the PCMCIA card. CPU Board "Battery ASM" on page 49 "Hard Disk Drive" on page 49 "Keyboard" on page 54 Use a stick to remove the CPU board. 58 ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 67
cable. 2. Remove the LCD FPC cable. 3. Disconnect the LCD FPC cable from the lower case (12.1"). Disconnect the LCD FPC cable and LVDS board (13.3" and 14.1"). 4. Turn the notebook over; then remove four screws securing the LCD Panel ASM as shown. 5. Pull out the LCD Panel ASM. ThinkPad 390/i Series - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 68
. Upper Cover ASM "Battery ASM" on page 49 "Hard Disk Drive" on page 49 "Combo Bay" on page 50 "Keyboard" on page 54 "LED Board" on page 56 "Upper Heatsink" on page 56 "LCD Panel ASM" on page 59 To remove the upper case: 1. Remove the screws from the upper cover ASM. 60 ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 69
: Make sure you use the correct screw for replacement. 2. Turn the notebook over. Then remove the 4 screws from the base cover. Step Size (Quantity) Head & remove the latch. 4. Disconnect the cable from the main unit. Now you can remove the upper cover ASM from the base cover ASM. ThinkPad 390 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 70
"Hard Disk Drive" on page 49 "Combo Bay" on page 50 "Keyboard" on page 54 "LED Board" on page 56 "Upper Heatsink" on page 56 "CPU Board" on page 58 "LCD Panel ASM" on page 59 "Upper Cover ASM" on page 60 "IMM Lower Heatsink ASM" To remove the fan ASM: 62 ThinkPad 390/i Series - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 71
screw securing the fan ASM. Lift the fan ASM up to remove. 2. Remove the two screws securing the fan ASM. 3. Remove the mylar from the fan ASM. Step Size (Quantity) Head DC-DC & BATT Board "Battery ASM" on page 49 "Hard Disk Drive" on page 49 "Combo Bay" on page 50 ThinkPad 390/i Series 1700 63 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 72
" on page 62 To remove these boards and latch: 1. Remove the power latch and IR board. 2. Remove the screw securing the DC sure you use the correct screw for replacement. Planar Board "Battery ASM" on page 49 "Hard Disk Drive" on page 49 "Combo Bay" on page 50 "Keyboard" ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 73
remove the planar board from the base cover ASM. Step Size (Quantity) Head & Color Torque 1 M2.5 x 6L (2) Pan head, 3.2 kgf-cm black Note: Make sure you use the correct screw for replacement. Combo Bay Interposer Board "Battery ASM" on page 49 "Hard Disk Drive ThinkPad 390/i Series 1700 65 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 74
"Planar Board" on page 64 Disconnect the Combo Bay Interposer Board from the planar board. LCD Bezel ASM 14.1" "Battery ASM" on page 49 "Hard Disk Drive" on page 49 "Combo Bay" on page 50 "Keyboard" on page 54 Remove the three screws securing the LCD bezel. 66 ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 75
Drive" on page 49 "Combo Bay" on page 50 "Keyboard" on page 54 "LCD Bezel ASM 14.1"" on page 66 To remove the speaker: 1. Carefully disconnect the speaker cable from the connector. 2. Remove the six screws securing the speaker. 3. Gently lift the speaker away from the display panel. ThinkPad 390 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 76
"Hard Disk Drive" on page 49 "Combo Bay" on page 50 "Keyboard" on page 54 "LCD Bezel ASM 14.1"" on page 66 "Speaker ASM 14.1"" on page 67 To remove the VR board ASM: 1. Disconnect the power cable from the VR board. 2. Carefully remove the VR board from the display panel. 68 ThinkPad 390/i Series - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 77
ASM 14.1" "Battery ASM" on page 49 "Hard Disk Drive" on page 49 "Combo Bay" on page 50 "Keyboard" on page 54 "LCD Bezel ASM 14.1"" on page 66 "Speaker ASM 14.1"" on page 67 "VR Board ASM 14.1"" on page 68 "Microphone ASM 14.1"" Remove the screw covers and screws. ThinkPad 390/i Series 1700 69 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 78
the correct screw for replacement. LCD Inverter ASM 14.1" "Battery ASM" on page 49 "Hard Disk Drive" on page 49 "Combo Bay" on page 50 remove the LCD inverter ASM: 1. Disconnect the cable from the inverter board. 2. Lift the inverter board away from the display panel. 70 ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 79
14.1"" on page 69 "LCD Panel ASM 14.1"" on page 69 Disconnect the LCD FPC cable from the LCD. LCD Bezel ASM 13.3" "Battery ASM" on page 49 "Hard Disk Drive" on page 49 "Combo Bay" on page 50 "Keyboard" on page 54 Remove the three screws securing the LCD bezel. ThinkPad 390/i Series 1700 71 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 80
ASM 13.3" "Battery ASM" on page 49 "Hard Disk Drive" on page 49 "Combo Bay" on page 50 "Keyboard" on page 54 "LCD Bezel ASM 13.3"" on page 71 To remove the speaker: 1. Carefully disconnect the speaker cable from the connector. 2. Remove the five screws securing the speaker. 72 ThinkPad 390/i Series - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 81
. VR Board ASM 13.3" "Battery ASM" on page 49 "Hard Disk Drive" on page 49 "Combo Bay remove the VR board from the display panel. Step Size (Quantity) Head & Color Torque 2 M2 x 4L (1) Flat head, silver 1.6 kgf-cm Note: Make sure you use the correct screw for replacement. ThinkPad 390 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 82
73 Note: See "Setting the LCD Panel ID" on page 41. To remove the LCD inverter ASM: 1. Disconnect the cable from the inverter board. 2. Lift the inverter board away from the display panel. Microphone ASM 13.3" "Battery ASM" on page 49 "Hard Disk Drive" on page 49 "Combo Bay" on page 50 "Keyboard" on - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 83
(Quantity) Head & Color Torque 1 M2 x 4L (1) Flat head, silver 1.6 kgf-cm Note: Make sure you use the correct screw for replacement. LCD FPC ASM 13.3" "Battery ASM" on page 49 "Hard Disk Drive" on page 49 "Combo Bay" on page 50 ThinkPad 390/i Series 1700 75 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 84
13.3"" on page 74 "LCD Panel ASM 13.3"" on page 75 Disconnect the LCD FPC cable from the LCD. LCD Bezel ASM 12.1" "Battery ASM" on page 49 "Hard Disk Drive" on page 49 "Combo Bay" on page 50 "Keyboard" on page 54 Remove the three screws securing the LCD bezel. 76 ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 85
Drive" on page 49 "Combo Bay" on page 50 "Keyboard" on page 54 "LCD Bezel ASM 12.1"" on page 76 To remove the speaker: 1. Carefully disconnect the speaker cable from the connector. 2. Remove the five screws securing the speaker. 3. Gently lift the speaker away from the display panel. ThinkPad 390 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 86
Torque 2 M2 x 4L (5) Flat head, silver 1.6 kgf-cm Note: Make sure you use the correct screw for replacement. VR Board ASM 12.1" "Battery ASM" on page 49 "Hard Disk Drive" on page 49 "Combo Bay" on page 50 "Keyboard" on page 54 "LCD Bezel ASM 12.1"" on page 76 "Speaker ASM 12.1"" on - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 87
78 Note: See "Setting the LCD Panel ID" on page 41. To remove the LCD inverter ASM: 1. Disconnect the cable from the inverter board. 2. Lift the inverter board away from the display panel. Microphone ASM 12.1" "Battery ASM" on page 49 "Hard Disk Drive" on page 49 "Combo Bay" on page 50 "Keyboard" on - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 88
"Battery ASM" on page 49 "Hard Disk Drive" on page 49 "Combo Bay" on page 50 "Keyboard" on page 54 "LCD Bezel ASM 12.1"" on page 76 "Speaker ASM 12.1"" on page 77 "VR Board ASM 12.1"" on page 78 "LCD Inverter ASM 12.1"" on page 79 "Microphone ASM 12.1"" on page 79 80 ThinkPad 390 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 89
silver 3.2 kgf-cm Note: Make sure you use the correct screw for replacement. LCD FPC ASM 12.1" "Battery ASM" on page 49 "Hard Disk Drive" on page 49 "Combo Bay" on page 50 "Keyboard" on page 54 "LCD Bezel ASM 12.1"" page 80 Disconnect the LCD FPC cable from the LCD. ThinkPad 390/i Series 1700 81 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 90
Switch Location Keyboard Language J2 J3 US/European ON ON Japanese OFF ON 82 ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 91
System Unit Parts Listing ThinkPad 390/i Series 1700 83 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 92
CONNECTOR ASM BASE COVER ASM FOR M/2626 BASE COVER ASM FOR M/2627 I/O DOOR BATTERY (LIION) ASM BATTERY (NIMH) ASM (PANASONIC) BATTERY (NIMH) ASM (TOSHIBA) BATTERY SLIDER COVER 32MB DIMM SDRAM 64MB DIMM SDRAM DIMM DOOR ASM RTC ASM MODEM CARD ASM 84 ThinkPad 390/i Series 1700 FRU Number 05K5481 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 93
CDROM 29 COMBO BAY BRACKET ASM 30 COMBO BAY FPC KIT AC ADAPTER AC ADAPTER 3P 56W (SANKEN) AC ADAPTER 2P 56W (SANKEN) AC ADAPTER 2P 56W (ASTEC) AC ADAPTER 3P 56W (ASTEC) KEYBOARD KBD ASM US English KBD ASM 02K4723 02K4724 02K4725 02K4726 02K4727 02K4728 02K4729 ThinkPad 390/i Series 1700 85 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 94
FPC STOPPER TAPE MYLAR PACK SCREW PACK FOOT L&R Others AC Adapter 45W (2 PIN) (with information label) AC Adapter 45W (3 PIN) (with information label) Power cord ) Power cord (Switzerland) Power cord (Israel) 86 ThinkPad 390/i Series 1700 FRU Number 02K4730 02K4731 05K5921 05K5920 05K5914 05K5982 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 95
Index Description Power cord (Chile, Italy) Power cord (Japan) FRU Number 76H3530 13H5273 ThinkPad 390/i Series 1700 87 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 96
Listing 12.1" LCD ASM Parts Listing Index System Unit 1 LCD BEZEL ASM (12.1" TFT) 2 MICROPHONE TFT) 10 HINGE CAP L,R (12.1"/13.3") 11 HINGE L,R (12.1"/13.3") 88 ThinkPad 390/i Series 1700 FRU Number 05K5469 05K5477 05K2818 05K5467 10L1204 10L1151 05K9370 05K2761 05K5462 05K5466 05K5465 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 97
Index System Unit LCD MISC PARTS LG/IBM Logo Kit 13.3" LCD ASM Parts Listing FRU Number 05K5488 05K6044 Index MISC PARTS 9 LCD FPC ASM (13.3" TFT) 10 LCD REAR COVER ASM (13.3" TFT) FRU Number 05K5471 05K5477 05K2818 05K5467 10L1203 10L1204 05K9372 05K5488 05K2763 05K5464 ThinkPad 390/i - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 98
Parts Listing FRU Number 05K5466 05K5465 10L1208 05K6044 Index System Unit 1 LCD BEZEL ASM (14.1" TFT) 2 MICROPHONE ASM W/ HOLDER 3 CABLE ASM FOR SPK/MIC/VR BOARD 4 SPEAKER ASM (14.1") 5 LCD PANEL ASM (14.1" TFT) 6 HINGE L,R (14.1") 7 HINGE CAP L,R (14.1") 90 ThinkPad 390/i Series - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 99
) 9 LCD INVERTER (14.1" TFT) 10 VR BOARD ASM (14.1"/13.3") 11 LCD REAR COVER ASM (14.1" TFT) 12 LVDS BOARD ASM (13.3"/14.1") LCD MISC PARTS LG/IBM Logo Kit FRU Number 05K2817 10L1202 10L1205 05K5915 10L1208 05K5488 05K6044 ThinkPad 390/i Series 1700 91 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 100
of Microsoft Corporation. The following terms are trademarks or service marks of other companies as follows: Intel Mylar PCMCIA Pentium Intel Corporation E.I. Du Pont de Nemours and Company Personal Computer Memory Card Interface Association Intel Corporation 92 ThinkPad 390/i Series 1700 - Lenovo ThinkPad 390X | ThinkPad 390 / i Series 1720 models Hardware Maintenance - Page 101
IBM® Part Number: 10L9626 Printed in U.S.A. S1 L-9626-
S10L-9626-00
IBM Mobile Systems
ThinkPad 390/i Series 1700 (2626, 2627)
Hardware Maintenance Manual
November 1998