Lenovo ThinkCentre A35 Hardware Service Manual
Lenovo ThinkCentre A35 Manual
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- Lenovo ThinkCentre A35 | Hardware Service Manual - Page 1
ʳ ʳ ʳ ʳʳ Date : 22-Feb-2005 - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 2
Contents Chapter 1. About this manual 2 ..1 Chapter 2. General information 3 .2 Specifications 4 ..2 Block diagram 4 .3 Feature summary 5 .4 Mother board 5.681 General safety 5.681 Electrical safety 5.692 Safety inspection guide 6.603 Safety notices (multi-lingual translations 6.613 1 - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 3
Chapter 1. About this manual This manual contains service and reference information for IBM® computer Types Natucket. This manual is divided into product service sections and a related service section, as follows: ̉ʳ ʳ The product service sections include procedures for isolating problems to a FRU, - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 4
Width: 180 mm (7.09 in.) Depth: 407 mm (16.02 in.) Note: Power consumption and heat output vary depending on the number and type of optional features installed and the power-management optional features in use. Weight Minimum configuration as shipped: 9.1 kg 20.06 lb) Maximum configuration: 9.2 kg - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 5
Block Diagram - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 6
x 4 via cable) Š 1 front audio connector Š 1 PS/2 keyboard port Š 1 PS/2 mouse port Š Built-in SiS® 661FX Chipset Š RTL8100C chip Š 1 RJ45 port Š Realtek ALC655 CODEC Š Supports Line In ; Line Out ; MIC In Š Supports 2 / 4 / 6 channel audio Š SPDIF In/Out connection Š CD In connection/Game port - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 7
Parts Listing The following illustration will help you locate the various Components in the computer 10 9 5 4 3 1 11 6 12 8 7 13 2 14 Item Parts listing 1 SPS-PAINTED TOP COVER 2 SPS-HDD, 40GB 7200 EIDE ATA-100 2 SPS-HDD, EIDE 80GB 7200 ATA-100 3 SPS-POWER SUPPLY, 250W 4 SPS-FANSINK - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 8
Item Parts listing 11 SPS-5.25" ODD BLANK BEZEL 11 SPS-ODD/HDD Cable 12 SPS-FDD 12 SPS-FDD BEZEL ASSY 12 SPS-FDD BLANK BEZEL 13 SPS-USB BOARD 13 SPS-USB CABLE ASSY 14 SPS-BEZELASSY FRU 3SA72-081 3SA72-151 2LB64-01 CRU 3SA72-101 3SA72-121 3SA72-021 3SA72-091 3SA72-141 - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 9
Description: A35 Tower 8139 Recovery CD Ship support date: A35 Tower 8139 03/01/2005 Owner: Robert Ferrier, T/L 441-0891 Change/Edit FRU p/n Description Models Add 13G 39J7402 US/UK/AP/TH XP-H Recovery CD 13G Add - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 10
Add 16G Add 16G Add 16G Add 16G Add 16G Add model Add model Add model Add model Add model Add model 39J7256 TR XP-P Recovery CD 16G 39J7257 HU XP-P Recovery CD 16G 39J7258 PO XP-P Recovery CD 16G 39J7259 GK XP-P Recovery CD 16G 39J7260 SL XP-P Recovery CD 16G Model List MT Model - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 11
to installation, please follow the instructions below: 1. Please turn off the when handling electronic components(CPU, RAM). 4. Prior to installing the read the information in the provided manual. 3. Before using the product, problem related to the use of the product, please - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 12
Exchange of the HDD Screw Screw Cable Screw 1. Using the screw drive remove the marked screw and set aside as shown 2. Remove two panels in both sides as shown 3. Remove the power of cable and the data of cable as shown 4. Using the screw drive remove the marked screw and set aside as shown. - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 13
Exchange of the ODD Screw Screw Screw 1. Using the enclosed magnetic screw-drive, remove the marked screw and set aside as shown 2. Remove the two panels in both sides as shown 3. Gently remove the data of cable and the power of the cable as shown. 4. Using the screw drive remove the marked - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 14
Exchange of the FDD Screw Screw Screw 1. Using the screw drive remove the marked screw and set aside. 2. Remove the two panels in both sides as shown 3. Gently remove the data of cable and the power of the cable as shown. 4. Using the screw-drive remove the marked screw and set aside Screw - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 15
Installation of the CPU and Heat-sink Before installing the CPU, please comply with the following conditions: 1. Please make sure that the motherboard supports the CPU. 2. Please take note of the one indented corner of the CPU. If you install the CPU in the wrong direction, the CPU will - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 16
sure the CPU fan power cable is plugged in to the CPU fan connector this completes the installation. 4. Please refer to CPU heat sink user's manual for more detail installation procedure 15 - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 17
following conditions: 1. Please make sure that the memory used is supported by the mother-board. It is recommended that memory of similar inline memory module (DIMM) sockets. The BI OS will automatically detect memory type and size. To install the memory module, just push it vertically into the - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 18
outlined below: 1. Read the related expansion card's instruction document before installing the expansion card into the computer. necessary, setup BIOS utility of expansion card from BIOS. 8. Install related driver from the operating system. Installing a AGP expansion card: Please carefully pull - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 19
device(s) such as USB keyboard, mouse, scanner, zip, speaker...etc. have a standard USB interface. Also make sure your OS supports USB controller. If your OS does not support USB controller, please contact OS vendor for possible patch or driver upgrade. For more information please contact your OS or - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 20
Connectors Introduction 1) ATX_12V 2) ATX 3) CPU_FAN 4) SYS_FAN 5) IDE1/IDE2 6) FDD 7) AUX_IN 8) F_AUDIO 9) SUR_CEN 10) F_PANEL 11) CD_IN 12) SPDIF_IO 13) F_USB1/F_USB2 14) CI 15) CLR_CMOS 16) PWR_LED 17) BAT 19 - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 21
1/2) ATX_12V/ATX (Power Connector) With the use of the power connector, the power supply can supply enough stable power to all the components on the motherboard. Before connecting the power connector, please make sure that all components and devices are properly installed. Align the power connector - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 22
3/4) CPU_FAN / SYS_FAN (Cooler Fan Power Connector) The cooler fan power connector supplies a +12V power voltage via a 3-pin power connector and possesses a fool-proof connection design. Most coolers are designed with color-coded power connector wires. A red power connector wire indicates a positive - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 23
and the other as Slave (for information on settings, please refer to the instructions located on the IDE device). 6) FDD (FDD Connector) The FDD connector is of the cable connects to the FDD drive. The types of FDD drives supported are: 360KB, 720KB, 1.2MB, 1.44MB and 2.88MB. Please connect the red - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 24
pin assignment on the cable is the same as the pin assignment on the MB header. To find out if the chassis you are buying support front audio panel connector, please contact your dealer. If you want to use "Front Audio" connector, you must remove the jumpers from pins 5-6,9-10. ?? 23 - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 25
9) SUR_CEN Please contact your nearest dealer for optional SUR_CEN cable. 10) CD_IN (CD IN Connector) Connect CD-ROM or DVD-ROM audio out to the connector. 24 - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 26
11) F_PANEL (Front Panel Connector) Please connect the power LED, PC speaker, reset switch and power switch etc. of your chassis front panel to the F_PANEL connector according to the pin assignments below. 25 - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 27
12) SPDIF_IO (SPDIF In/ Out) The SPDIF output is capable of providing digital audio to external speakers or compressed AC3data to an external Dolby Digital Decoder. Use this feature only when your stereo system has digital input function. Use SPDIF IN feature - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 28
14) CI (Chassis Intrusion, Case Open) This 2-pin connector allows your system to detect if the chassis cover is removed. You can check the "Case Open" status in BIOS Setup. 2 27 - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 29
15) CLR_CMOS (Clear CMOS) You may clear the CMOS data to its default values by this jumper. To clear CMOS, temporarily short pins 1-2. To prevent improper use of this header, we do not include a jumper on it. 16) PWR_LED PWR_LED is connected with the system power indicator to indicate whether the - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 30
(Battery) Danger of explosion if battery is incorrectly replaced. Replace only with the same or equivalent type recommended by the manufacturer. Dispose of used batteries according to the manufacturer's instructions. If you want to erase CMOS... 1.Turn off the computer and unplug the power cord - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 31
processors SiS661FX Host/Memory Controller Built-in a high performance 256-bit 3D GPU Programmable shared frame buffer size 32MB or 64MB for display memory I/O Controller Hub (SiS963L) 4Mb Flash ROM BIOS update in MS-DOS supported BIOS update in Windows supported IDE interface: Dual IDE Master - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 32
with auto-configuration of on-board devices Auto-detect of IDE drive type installed High performance IDE controller support with ATA -5 features, including LBA mode for large hard drives,advanced speed DIMM installed. Suspend-to-RAM support Wake from S3 Wake from S4 Wake from S5 for Onboard LAN. 31 - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 33
Boot HDD Boot CDROM Boot PXE remote boot USB (removable media) boot USB Flash Boot (Support USB-HDD, USB-FDD and USD-ZIP standard) LS120 FDD Drive Parallel Zip Drive 2.3 Power Management • Support APM and ACPI modes and all devices standby states as are listed bellow (Note S4 wake is OS dependent - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 34
2.4 Hardware Monitor and PC Health Status Features Hardware Monitor and Fan Speed Control Implementation in BIOS PC Health Status Menu Voltage Vc ore VCC18 +12V +5V +3.3V Description ʳ CPU Voltage +1.8V +12V +5V +3.3V Temperature Sensor 1 Temp Sensor 2 Temp Snesor 3 Temp Description CPU - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 35
/Enter was not hit ; Carry Flag - function not supported IBM Rescue and recovery with Rapid Restore IBM Rescue and Recovery with Rapid Restore program is on a password has been set, IBM Rescue and Recovery with Rapid Restore menu is not displayed until you type the password. 3. If you - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 36
the Product Recovery program?(Y/N)[]". 3. Press Y key. The service partition is created and loaded with the Product Recovery program Language ROM-based setup in system will support Dutch, English, French, German, Italian, Japanese, and Spanish. 3.5 IBM COPRORATION string must be in the BIOS In - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 37
Logo Screen for a hyperthreading processor Default IBM logo will be provided by IBM. 3.8 Logo Screen Text - translated into the user language (To interrupt normal startup, press Enter) 3.9 Intel On-Screen-Branding Display The badges for the current processor - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 38
, counting down the memory areas being tested. If POST detects an error during memory testing, additional information appears giving specifics about the type and location of the memory error. System OEMs may replace the Phoenix Technologies' Award BIOS POST display with their own proprietary display - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 39
Error: Non-System disk or disk error The BIOS was unable to find a suitable boot device. For Replace and press any key when ready Argali, this may mean an uninitialized or corrupt ATA flash 38 - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 40
with the following changes. The default values are print in bold type. 5.1 Standard CMOS Features Data (mm:dd:yy) Time (hh 360K, 5.25" 1.2M, 5.25" 720K, 3.5" 1.44M, 3.5" 2.88M, 3.5" Floppy 3 Mode Support Disabled Drive A Drive B Both Halt On: All Errors No Errors All, But Keyboard All, But - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 41
CDROM ZIP USB-FDD USB-ZIP USB-CDROM USB-HDD Legacy LAN Disabled Disabled/Enabled Disabled/Enabled Setup/System Disabled/Enabled Note: Controlled by CPU type. Enabled/Disabled 40 - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 42
PCI IDE On-Chip Secondary PCI IDE AC97 Audio USB Controller USB Legacy Support Onboard LAN device Onboard LAN Boot ROM Onboard Serial Port 1 Onboard Port Mode ECP Mode Use DMA Game Port Address Note: Controlled by CPU type. Disabled/Enabled Disabled/Enabled Auto/4X PCI/AGP Auto ATA66/100/133 ATA33 - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 43
Midi Port Address Midi Port IRQ 5.4 Power Management Setup ACPI Suspend Type Soft-off by PWR_BTTN System after AC Back IRQ[3-7,9-15],NMI Modem Ring On PME Event Wake Up Power On by Keyboard Power On by - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 44
5.7 Top Performance Disabled Enabled 5.8 Select Language English Francais Deutsch Espanol Dutch(TBD) Italian(TBD 43 - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 45
Select this if no IDE devices are used and the system will skip the automatic detection step and allow for faster system start up. Manual User can manually input the correct settings 3. Access Mode: Use this to set the access mode for the hard drive. The four options are: CHS/LBA/Large - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 46
: Number of sectorsEnglish Drive A / Drive B The category identifies the types of floppy disk drive A or drive B that has been installed in 88M, 3.5": 3.5 inch double -sided drive; 2.88M byte capacity. Floppy 3 Mode Support (for Japan Area) 1. Disabled: Normal Floppy Drive. (Default value) 2. Drive : - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 47
This item displays the memory size that used. 6-2 Advanced BIOS Features Note 1: This option is available only when the processor you install supports Intel® Hyper Threading Technology. Note 2: This option is available only when you install an Intel® Prescott processor. Hard Disk Boot Priority - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 48
. Note that BIOS can not tell from 720K, 1.2M or 1.44M drive type as they are all 80 tracks. Password Check 1. Setup: The system will Hyper-Threading This option appears only when the processor you install supports Intel® Hyper-Threading Technology. 1. Enabled Enable CPU Hyper-Threading - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 49
2. AGP Set Init Display First to AGP VGA card.(Default value) 6-3 Integrated Peripherals IDE1 Conductor Cable 1. Auto: BIOS auto-detects IDE1 conductor cable .(Default Value) 2. ATA66/100/133: Set IDE1 Conductor Cable to ATA66/100/133 (Please make sure your IDE device and cable are compatible with - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 50
2.Disabled: Disable USB Controller. 6-4 Power Management Setup ACPI Suspend Type 1.S1(POS) : Set ACPI suspend type to S1/POS (Power On Suspend). (Default value) 2.S3(STR) : Set ACPI suspend type to S3/STR (Suspend To RAM). Soft-Off by PWR-BTTN 1.Off: Press power button to turn off the system - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 51
This feature requires an ATX power supply that provides at least 1A on the 5VSB lead. 1.Disabled: Disable this function. 2.Enabled: Enable PME Event Wake up. (Default value) Power On By Keyboard 1.Password: Enter one to eight characters to set the Keyboard Power On password. 2.Disabled: Disabled - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 52
PCI 1 IRQ Assignment 1.Auto: Auto assign IRQ to PCI 1. (Default va lue) 2.3,4,5,7,9,10,11,12,14,15: Set IRQ 3,4,5,7,9,10,11,12,14,15 to PCI 1. PCI 2 IRQ Assignment 1.Auto: Auto assign IRQ to PCI 2. (Default value) 2.3,4,5,7,9,10,11,12,14,15: Set IRQ 3,4,5,7,9,10,11,12,14,15 to PCI 2. PCI 3 IRQ - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 53
Detect CPU/SYSTEM fan speed status automatically. CPU Smart FAN Control 1.Enabled: Enable the CPU Smart FAN Control function. (Default Value) a. When the CPU temperature is higher than 65 degrees Celsius, CPU fan will operate at full speed. b. When the CPU temperature is between 20 and 65 degrees - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 54
Clock (MHz) This option is available only when AGP/PCI Clock Control is set to Manual. Please set AGP Clock according to your requirement. Incorrect using it may cause your system , the reliability or stability problem will appear sometimes, and we will recommend you disabling the option to avoid the - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 55
6-9 Select Language Multi-language supports 5 languages. There are English, French, German, Spanish and Japanese. 6-10 Load Fail-Safe Defaults Fail-Safe defaults contain the most appropriate values of the system parameters that allow minimum system performance. 54 - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 56
the following message will appear at the center of the screen to assist you in creating a password. Type the password, up to eight characters, and press . You will be asked to confirm the password. Type the password again and press . You may also press to abort the selection and - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 57
select "Setup" at "Password Check" in Advance BIOS Features Menu, you will be prompted only when you try to enter Setup. 6-13 Save & Exit Setup Type "Y" will quit the Setup Utility and save the user setup value to RTC CMOS - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 58
Type "Y" will quit the Setup Utility without saving to RTC CMOS. Type "N" will return to Setup Utility. 57 - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 59
Chapter 5. Safety information The following section contains the safety information that you need to be familiar with before servicing an IBM computer. General safety Follow these rules to ensure general safety: w!Observe good housekeeping in the area of the machines during and after maintenance. w! - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 60
contain small conductive fibers to decrease electrostatic discharges. Do not use this type of mat to protect yourself from electrical shock. w!Find the room safety precautions when you work with very high voltages; these instructions are in the safety sections of maintenance information. Use extreme - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 61
identifying potentially unsafe conditions on these products. Each machine, as it was designed and built, had required safety items installed to protect users and service personnel from injury. This guide addresses only those items. However, good judgment should be used to identify potential safety - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 62
especially useful when handling ESD-sensitive devices. w!Select a grounding system, such as those listed below, to provide protection that meets the specific service requirement. Note: The use of a grounding system is desirable but not required to protect against ESD damage. - Attach the ESD ground - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 63
and modems before you open the device covers, unless instructed otherwise in the installation and configuration procedures. w!Connect and . CAUTION: When replacing the lithium battery, use only IBM Part Number 33F8354 or an equivalent type battery recommended by the manufacturer. If your system has - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 64
not remove the covers. Removing the covers of the laser product could result in exposure to hazardous laser radiation. There are no serviceable parts inside the device. w!Use of controls or adjustments or performance of procedures other than those specified herein might result in hazardous radiation - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 65
CAUTION: Do not place any object weighing more than 82 kg (180 lbs.) on top of rack-mounted devices. PERIGO A corrente elétrica proveniente de cabos de alimentação, de telefone e de comunicações é perigosa. Para evitar risco de choque: w!Não conecte ou desconecte cabos e não realize instalação, - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 66
, pelo telefone (011) 889-8986, para obter informações sobre como enviar a bateria pelo correio para a IBM. PRECAUCIÓ N: Quando produtos a laser (unidades de CD-ROM, unidades de DVD, dispositivos de fibra í tica, transmissores, etc.) estiverem instalados, observe o seguinte: w!Não remova as tampas - Lenovo ThinkCentre A35 | Hardware Service Manual - Page 67
Ao levantar a máquina, faça-o com segurança. CUIDADO: Os botões Liga/Desliga localizados no dispositivo e na fonte de alimentação não desligam a corrente elétrica fornecida ao dispositivo. O dispositivo também pode ter mais de um cabo de alimentação. Para remover toda a corrente elétrica do
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Date : 22-Feb-2005