Acer AL1715 AL1715 Service Guide
Acer AL1715 Manual
 |
View all Acer AL1715 manuals
Add to My Manuals
Save this manual to your list of manuals |
Acer AL1715 manual content summary:
- Acer AL1715 | AL1715 Service Guide - Page 1
Acer AL1715 Service Guide Service guide files and updates are available on the CSD web: for more information, Please refer to http://csd.acer.com.tw/ - 1 - - Acer AL1715 | AL1715 Service Guide - Page 2
purpose, Any Acer Incorporated software described in this manual is sold or licensed "as is ". Should the programs prove defective following their purchase, the buyer (and not Acer Incorporated, its distributor, of its dealer) assumes the entire cost of all necessary servicing, repair, and any - Acer AL1715 | AL1715 Service Guide - Page 3
in the printed Service Guide, for ACER-AUTHORIZED SERVICE PROVIDERS, your Acer office may have a DIFFERENT part number code to those given in the FRU list of this printed Service Guide. You MUST use the list provided by your regional Acer office to order FRU parts for repair and Service of customer - Acer AL1715 | AL1715 Service Guide - Page 4
, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy, and if not installed and used in accordance with the instructions, may - Acer AL1715 | AL1715 Service Guide - Page 5
overload power strips and extension cords. Overloading can result in fire or electric shock. Never push any object into the slot on the monitor cabinet. It could short circuit parts causing a fire or electric shock. Never spill liquids on the monitor. Do not attempt to service the monitor yourself - Acer AL1715 | AL1715 Service Guide - Page 6
SPECIAL NOTES ON LCD MONITORS The following symptoms are normal with LCD monitor and do not indicate a problem. NOTES Due to the nature of the fluorescent light, the screen may flicker during initial use. Turn off the Power Switch and then turn it on again to make sure the flicker disappears. You - Acer AL1715 | AL1715 Service Guide - Page 7
Table of contents Chapter 1 Monitor Feature 8 Chapter 2 Operating Instruction 22 Chapter 3 Machine Disassembly and Replacement 30 Chapter 4 Troubleshooting 40 Chapter 5 Connector Information 44 Chapter 6 FRU List 45 Chapter 7 Schematic Diagram 65 - 7 - - Acer AL1715 | AL1715 Service Guide - Page 8
requirements for the 17" MICRO-PROCESSOR based Multi-mode supported high resolution color LCD monitor. This monitor can be directly connected to general 15 pin D-sub VGA connector and eliminates the requirement of optional special display card. It also supports VESA DPMS power management and plug - Acer AL1715 | AL1715 Service Guide - Page 9
in front of LCD panel Warrn up time All specifications : 30 minutes Fully functional : 5 seconds Measuring Equipment : Chroma 2250 signal generator or equivalent, directly Connected to the monitor under test. Minolta CA100 photometer, or equivalent Control settings User brightness control - Acer AL1715 | AL1715 Service Guide - Page 10
LCD monitor General specification Panel Type: 17 " active matrix color TFT LCD standard resolution 0. power on/off with LED select adjustment (+,-) Interface frequency Horizontal Frequency 24KHz --80KHz Vertical Frequency 49Hz ------75Hz Plug & play: Support VESA DDC2B functions Power Input - Acer AL1715 | AL1715 Service Guide - Page 11
Resolution • Display Dot • Display Area • Pixel Pitch • Display Color • Lamp Voltage • Lamp Current • Weight • Optical Specifications active matrix color TFT LCD Contrast Ratio (Center of screen) Response Rising Time at Ta Falling Luminance of white (Center of screen) Red Color Chromaticity - Acer AL1715 | AL1715 Service Guide - Page 12
Sync input • Signal • Polarity Analog R, G, B. 75 ohm +/- 2% Positive 0 - 0.7 +/- 0.05 Vp same as LCD panel separate horizontal and vertical sync, or composite sync which are TTL compatible positive and negative. Interface frequency The following frequency range is generalized by supported timing - Acer AL1715 | AL1715 Service Guide - Page 13
Supported Timing TIMING 640x350 VGA-350 640x400 NEC PC9801 640x400 VGA-GRAPH 640x400 NEC PC9821 640X480 VESA-PAL 640x480 VGA-480 640x480 00 135.00 108 135 Note: Mode 640x350, 640x400 and 720x400 will locate on middle position but cannot be expanded to full screen on vertical direction. - 13 - - Acer AL1715 | AL1715 Service Guide - Page 14
monitor. 85Hz refresh rate Support Monitor should display 85Hz refresh rate mode as emergency mode. Monitor should display "Out of Range" warning menu at this mode. Video input Connector Analog Video input V.SYNC 15 SCL Color of plastic parts: Blue (PC99) 5 10 15 D-sub connector 1 6 11 - 14 - - Acer AL1715 | AL1715 Service Guide - Page 15
The LCD monitor will contain an main board, an inverter/ power board, key board and internal adapter which house the flat panel control logic, brightness control logic and DDC. The inverter board will drive the backlight of panel and the DC-DC conversion. The Adapter will provide thr 12V DC-power to - Acer AL1715 | AL1715 Service Guide - Page 16
BLOCK DIAGRAM System Block Diagram LVDS Signals MCU MVPRL including ADC, Scaling LVDS And OSD function - 16 - - Acer AL1715 | AL1715 Service Guide - Page 17
Monitor board layout LABEL U1 U2 U4 U6 U5 U7 U8 U9 U10 U11 Component 74LVC14 24LVC21 MVPRL M8064I 24LC16B MAX810 SI9435 LM4838 APL1085-3.3 CE APL1117-2.5 VC LABEL CN1 CN9 CN3 CN301 CN302 CN7 Component D-SVB 15 PIN E&T 4501-10 E&T 6113-08 E&T 4501-11 E&T 4501-03 E&T DF14-30 - 17 - - Acer AL1715 | AL1715 Service Guide - Page 18
Software flow chart - 18 - - Acer AL1715 | AL1715 Service Guide - Page 19
scalar 15. Are there any signal coming from analog port? 16. Display "Cable Not Connected" message, and go into standby mode after the message disappear. 17. Program the scalar to be able to show the coming mode. 18. Process the OSD display. 19. Read the key board. Is the power key pressed? - 19 - - Acer AL1715 | AL1715 Service Guide - Page 20
Instructions Press the power button to turn the monitor on or off. The other control buttons are located at front panel of the monitor. By changing these settings, the picture can be adjusted to your personal preferences. The power cord should be connected. Connect the video cable from the monitor - Acer AL1715 | AL1715 Service Guide - Page 21
Connect the other end of the signal cable to the VGA port on your PC. Make sure connections are secure. Connecting the AC Power Connect the power cord to the LCD Monitor. Connect the power cord to an AC power source. Connecting the Audio Cable (For AL1715 m and AL1715 bm) Connect the audio cable to - Acer AL1715 | AL1715 Service Guide - Page 22
to ON and push to OFF. (Toggle switch) 2. Power LED will be blue when monitor is on; be amber when in power saving mode. 3. Menu. 4. Adjust increase (Function select). Adjust decrease (Function select). 5. Auto adjustment Buttons. Note: 1. Press button 4 (plus +) or (minus -) at the same time can - Acer AL1715 | AL1715 Service Guide - Page 23
Contrast from Digital-register. Adjustment Range 0-100 Brightness Backlight Adjustment 0-100 Focus Clock H. Position V. Position N/A EEPROM. Reset Value Recall Cool Contrast Value Recall Cool Brightness Value Do Auto Config Do Auto Config Do Auto Config Do Auto Config The Color - Acer AL1715 | AL1715 Service Guide - Page 24
User / Red User / Green User / Blue English N/A N/A Deutsch N/A Français N/A Español N/A Italiano N/A 简 N/A N/A H. Position V. Position OSD Timeout Auto Config N/A Information N/A Reset N/A Exit N/A Red Gain from Digital-register. 0-100 Green Gain Digital-register. 0-100 - Acer AL1715 | AL1715 Service Guide - Page 25
: Item Auto Config Please Wait Input Not Supported Cable Not Connected No Signal Description When User Press Hot-Key "Auto", will show this message, and the monitor do the auto config function. When the Hsync Frequency, Vsync Frequency or Resolution is out of the monitor support range, will - Acer AL1715 | AL1715 Service Guide - Page 26
LOGO: When the monitor is power on, the LOGO will be showed in the center. Item of Factory menu Vendor may customize design and add adjustment items Factory menu as far as all required items are included. 1) Bright Adjust Brightness and Contrast value to Max. 2) Auto Balance Adjust each R, G, B - Acer AL1715 | AL1715 Service Guide - Page 27
automatically switch to an OFF mode. This reduces the monitor's internal power supply consumption. After the video input signal is restored, full power is restored and the display is automatically redrawn. The appearance is similar to a "Screen Saver" feature except the display is completely off - Acer AL1715 | AL1715 Service Guide - Page 28
User should follow "Microsoft Windows Color Quality Specification for Liquid Crystal Display OEM's". (http://www.microsoft.com/hwdev/tech/color/ColorTest.asp) Audio Technical specification (For AR577 only) General Description: Output power Total harmonic distortion Input signal sensitivity Input - Acer AL1715 | AL1715 Service Guide - Page 29
Input Voltage(V) Input Current(m A) Audio Voltage Gain Frequency Response Signal to Noise ratio Total harmonic distortion Cross talk Output Watt. Volume Control Audio Input Freq. Spec load 4 Ω - - - Analog Speakers Maximum power Impedance Frequency response range Total harmonic distortion : - Acer AL1715 | AL1715 Service Guide - Page 30
Chapter 3 Machine Disassembly and Replacement The step between front bezel and back cover shall be within specification. Top and Bottom Left and Right Back cover & Bezel concavity Back cover & Bezel concavity 0.8mm ≤ A ≤ 1.3 mm 0.8mm ≤ A ≤ 1.3 mm Back Cover & Hinge Cover concavity 0mm ≤ B ≤ - Acer AL1715 | AL1715 Service Guide - Page 31
Base & Neck concavity 0mm ≤ C ≤ 0.6mm Top and Bottom Back cover & Bezel step 0mm ≤ D ≤ 0.8 mm Left and Right Back cover & Bezel step 0mm ≤ D ≤ 0.8 mm - 31 - - Acer AL1715 | AL1715 Service Guide - Page 32
LCD Horizontally The angle between front bezel and LCD unit in bottom side should not large than 1.0mm. The distance of the LCD display unit from left side to right should not large than 4.0mm. - 32 - - Acer AL1715 | AL1715 Service Guide - Page 33
Tilt Base Rotation Tilt up 15 2 / down 5 2 Plastic Material For TCO99 Front Bezel PC+ABS Back Cover PC+ABS The Others ABS 94HB For MPRII Front Bezel ABS 94V-0 Back Cover ABS 94V-0 The Others ABS 94HB GAP Spec. Gap between panel with bezel is 0 mm < gap < 1.2 mm - 33 - - Acer AL1715 | AL1715 Service Guide - Page 34
Machine assembly PICTURE DESCRIPTION Connect the FPC line on panel. Assemble the chassis onto panel. Firmly secure the Panel with 4 screws. Plug two speakers to put on bezel. 1. Connect the 13P line with VK board. 2. Firmly secure the VK board with 4 screws. AR578 AR577 34 - Acer AL1715 | AL1715 Service Guide - Page 35
Connect speaker wires on VK board. (For AR577 only) Connect the bezel with monitor. To reverse the monitor. Assemble the power board onto chassis. AR577 AR578 35 - Acer AL1715 | AL1715 Service Guide - Page 36
Firmly secure the power board with 5 screws. AR577 AR578 Firmly secure the power cable with screws. AR577 AR578 Connect four panel voltage line on power board. 36 - Acer AL1715 | AL1715 Service Guide - Page 37
1. Assemble the VL board onto chassis. 2. Firmly secure the VlL board with 3 screws. Firmly secure the VlL board and line with screws. Connect the FPC on VL board. Connect the power line on VL board. Connect the VL-VK line on VL board. AR577 AR578 37 - Acer AL1715 | AL1715 Service Guide - Page 38
Connect the audio line on power board. (For AR577 only) Firmly secure the line and chassis with 4 screws. Check it. AR577 AR578 Put the EMI cover on monitor.. Put the screws on EMI cover with monitor. 38 - Acer AL1715 | AL1715 Service Guide - Page 39
Put the screws on EMI cover with monitor. 1. Connect the back cover with monitor. 2. Firmly secure the back cover with 4 screws. 1. Assemble the neck bracket onto neck. 2. Firmly secure the neck bracket with 4 screws. 1. Connect the hinge with neck. 2. Firmly secure the hinge with 3 screws. 1. - Acer AL1715 | AL1715 Service Guide - Page 40
Troubleshooting Main Procedure Chapter 4 40 - Acer AL1715 | AL1715 Service Guide - Page 41
Power Circuit and Backlights Troubleshooting 41 - Acer AL1715 | AL1715 Service Guide - Page 42
Performance Troubleshooting 42 - Acer AL1715 | AL1715 Service Guide - Page 43
Function Troubleshooting 43 - Acer AL1715 | AL1715 Service Guide - Page 44
Phonejack stereo PIN1. right PIN2. Left PIN3. Gnd : CEE22 typed connector : Line-in receptacle J1 1 2 3 PHONEJACK STEREO Video input Connector Analog Video input Connector: 15pins mini D-Sub Table 2.4.5. Pin assignment for D-sub connector Chapter 5 Separate Sync 5 10 15 PIN NO. 1 1 RED - Acer AL1715 | AL1715 Service Guide - Page 45
printed Service Guide. For ACER-AUTHORIZED CERVICE PROVIDERS, your Acer office may have a DIFFERENT part number code to those given in the FRU list of this printed Service Guide. You MUST use the local FRU list provided by your regional Acer office to order FRU parts repair and service of customer - Acer AL1715 | AL1715 Service Guide - Page 46
Model: AR577 46 - Acer AL1715 | AL1715 Service Guide - Page 47
Model:AR578 47 - Acer AL1715 | AL1715 Service Guide - Page 48
list A. For AL1715 No. Photo 1 2 3 4 Part Name Description Vendor No. Back Cover Screws M4X0.7+6P-NI MAA20093004 BaseASSY(FOOT) AR7714A(ABS94HB,MCG62) FAAR7714A10 Stand Screws M4X0.7+11P-MC WASHER DIM 8.0 MAA70002400 NECK COVER AR7721(ABS94HB,MCG62) FAAR7721100 6 NECK BRACKET AR7722 - Acer AL1715 | AL1715 Service Guide - Page 49
MAB7T002401 14 Mainboard & Chassis 4#40UNCX12.7 PLS-WASHER MAAA0019400 15 Speaker (R/L) 2W 40HM 37.5X17X9.5mm CG10021V920 50mm CG10021V930 16 POWER BOARD &CHASSIS M3x0.5+6F-ZK MAA10022007 17 Invertor Board VP-583 LAR577Y 453AAP30001 18 Key/B & Bezel TPP2X3+12B-MC MAB80007400 19 - Acer AL1715 | AL1715 Service Guide - Page 50
461AAI300E1 24 Frame(BEZEL) AR7711A (PC+ABS,MCG62) FAAR7711A10 25 Main Frame/CHASSIS AR7715(SECC1.0) ECAR7715000 26 Mainboard to LCD Cable JP577 PANEL-CTRL 30P DC020160700 27 LCD Panel(F) HT17E12-200 17"(HYDIS) AC6V0000200 28 LCD Panel(B) HT17E12-200 17"(HYDIS) AC6V0000200 50 - Acer AL1715 | AL1715 Service Guide - Page 51
B. For AR577 (Acer model:AL1715 bm ) No. Photo Part Name Description 1 BACK COVER SCREWS M4X0.7+6P-ZK BACK COVER, Neck 2 & Neck Bracket, TPP-4.0+10P-ZK Chassis & Bezel Part No. MAA20093300 MAB20074202 2 BaseASSY(FOOT) AR7714A(ABS94HB,MBK24) FAAR7714A00 4 Stand Screws M4X0.7+11P-MC - Acer AL1715 | AL1715 Service Guide - Page 52
14 Speaker (R/L) 2W 40HM 37.5X17X9.5mm CG10021V920 50mm CG10021V930 15 POWER BOARD &CHASSIS M3x0.5+6F-ZK MAA10022007 16 Invertor Board VP-583 LAR577Y 453AAP30001 17 Key/B & Bezel TPP2X3+12B-MC MAB80007400 18 POWER BOARD &CHASSIS M4.0X0.7+8BTF-MC MAA80014400 19 Function board to - Acer AL1715 | AL1715 Service Guide - Page 53
23 Frame(BEZEL) AR7711A (PC+ABS,MBK24) FAAR7711A00 24 Main Frame/CHASSIS AR7715(SECC1.0) ECAR7715000 25 Mainboard to LCD Cable JP577 PANEL-CTRL 30P DC020160700 26 LCD Panel(F) HT17E12-200 17"(HYDIS) AC6V0000200 27 LCD Panel(B) HT17E12-200 17"(HYDIS) AC6V0000200 53 - Acer AL1715 | AL1715 Service Guide - Page 54
C. For AR578 (Acer model:AL1715 ) No. Photo Part Name Description Part No. 1 Back Cover Screws M4X0.7+6P-NI MAA20093004 2 BaseASSY(FOOT) AR7714A(ABS94HB,MCG62) FAAR7714A10 3 Stand Screws M4X0.7+11P-MC WASHER DIM 8.0 MAA70002400 4 NECK COVER AR7721(ABS94HB,MCG62) FAAR7721100 6 NECK - Acer AL1715 | AL1715 Service Guide - Page 55
BOARD &CHASSIS M3x0.5+6F-ZK MAA10022007 16 Invertor Board VP-583 LAR578Y 453AAP30011 17 Key/B & Bezel TPP2X3+12B-MC MAB80007400 18 POWER BOARD &CHASSIS M4.0X0.7+8BTF-MC MAA80014400 19 Function board to Mainboard cable AR578 CTRL-KEY 13P DC020162500 20 Main Shield AR7816(TIN0 - Acer AL1715 | AL1715 Service Guide - Page 56
23 Frame(BEZEL) AR7811A (PC+ABS,MCG62) FAAR7811A10 24 Main Frame/CHASSIS AR7715(SECC1.0) ECAR7715000 25 Mainboard to LCD Cable JP577 PANEL-CTRL 30P DC020160700 26 LCD Panel(F) HT17E12-200 17"(HYDIS) AC6V0000200 27 LCD Panel(B) HT17E12-200 17"(HYDIS) AC6V0000200 56 - Acer AL1715 | AL1715 Service Guide - Page 57
D. For AR578 (Acer model:AL1715 b) No. Photo Part Name Description 1 Back Cover Screws M4X0.7+6P-ZK Part No. MAA20093300 2 BaseASSY(FOOT) AR7714A(ABS94HB,MBK24) FAAR7714A00 3 Stand Screws M4X0.7+11P-MC WASHER DIM 8.0 MAA70002400 4 NECK COVER AR7721(ABS94HB,MBK24) FAAR7721000 5 NECK - Acer AL1715 | AL1715 Service Guide - Page 58
BOARD &CHASSIS M3x0.5+6F-ZK MAA10022007 15 Invertor Board VP-583 LAR578Y 453AAP30011 16 Key/B & Bezel TPP2X3+12B-MC MAB80007400 17 POWER BOARD &CHASSIS M4.0X0.7+8BTF-MC MAA80014400 18 Function board to Mainboard cable AR578 CTRL-KEY 13P DC020162500 19 Main Shield AR7816(TIN0 - Acer AL1715 | AL1715 Service Guide - Page 59
23 Main Frame/CHASSIS AR7715(SECC1.0) ECAR7715000 24 Mainboard to LCD Cable JP577 PANEL-CTRL 30P DC020160700 25 LCD Panel(F) HT17E12-200 17"(HYDIS) AC6V0000200 26 LCD Panel(B) HT17E12-200 17"(HYDIS) AC6V0000200 59 - Acer AL1715 | AL1715 Service Guide - Page 60
: 100 ~ 240 ±10 Vac Input current: 1.2Amax. at 90Vac Input Frequency: 47 ~ 63Hz Input power saving consumption: Less than 1.2W @ minimum load Total output power: 60Wmax Inverter brightness adjustment: Burst mode Protection function: auto-recovery type Interface Signals Input 1. AC Inlet: HUAJIE SA - Acer AL1715 | AL1715 Service Guide - Page 61
2 Function Cth Ctl Comment VBLH(High voltage) VBLL(Low voltage) Electrical Specification: AC-DC Electrical specification Input Specification No Item 1 Input Voltage Condition ----- 2 Input Frequency ----- 3 Input Current 4 Inrush Current 5 Hold Up Time ----Cold Start @Vin=100Vrms - Acer AL1715 | AL1715 Service Guide - Page 62
AC-DC Output Specification Tolerance Output Current Output Voltage --- MIN MAX +5Vdc +5 /-3 % 0. Regulation --- output @50% duty of 1MHz (min.) 0.6A 1% 3% ±5% Over / Under Shoot @ Power line on/off --- ±5% *+5Vdc load regulation test: the +15Vinv loading at 2.0A *+15Vinv load - Acer AL1715 | AL1715 Service Guide - Page 63
Inverter Electrical Specification: For Hydis HT17E12-200 (AR577) Condition Input Voltage --- Input Current --- Backlight ON/OFF Control ON OFF Brightness Adjust Min. Luminance / Max. Luminance Output Voltage Vin=15V, Iout=6.5mA Brightness lamp current in 6.5mA Output Current(Each - Acer AL1715 | AL1715 Service Guide - Page 64
On-state to any power saving state to avoid unintentionally entering of a power saving stage during display resolution and timing mode changes. Transition from any power saving state to another can be instantaneous. The recovery from Off-state requires no manual power on. Mode H-Sync. V-Sync - Acer AL1715 | AL1715 Service Guide - Page 65
Schematic Diagram Chapter 7 65 - Acer AL1715 | AL1715 Service Guide - Page 66
66 - Acer AL1715 | AL1715 Service Guide - Page 67
67 - Acer AL1715 | AL1715 Service Guide - Page 68
68 - Acer AL1715 | AL1715 Service Guide - Page 69
69 - Acer AL1715 | AL1715 Service Guide - Page 70
70 - Acer AL1715 | AL1715 Service Guide - Page 71
71 - Acer AL1715 | AL1715 Service Guide - Page 72
72 - Acer AL1715 | AL1715 Service Guide - Page 73
73 - Acer AL1715 | AL1715 Service Guide - Page 74
74 - Acer AL1715 | AL1715 Service Guide - Page 75
75