AL1716W Service Guide
Page 2
... any unauthorized modification of PWBA, not solder side. ! Qualified Repairability: Proper service and repair is important to screw and unscrew screws. NOTICE: ! Important Safety Notice ACER AL1716W 1 Go to cover page Product Anouncement: This product is certificated to well mounted the parts. ! Using approved critical components only is recommended when the situation...
... any unauthorized modification of PWBA, not solder side. ! Qualified Repairability: Proper service and repair is important to screw and unscrew screws. NOTICE: ! Important Safety Notice ACER AL1716W 1 Go to cover page Product Anouncement: This product is certificated to well mounted the parts. ! Using approved critical components only is recommended when the situation...
AL1716W Service Guide
Page 3
... to supply the appropriate power to the whole board and LCD panel, and transmitting LVDS signals into LCD Module to interface board and LCD panel. 2 ACER AL1716W Go to the interface board. 1.2 General Requirements: 1.2.1 Test Condition Brightness level at max & contrast level at default full white pattern test mode following spec. The...
... to supply the appropriate power to the whole board and LCD panel, and transmitting LVDS signals into LCD Module to interface board and LCD panel. 2 ACER AL1716W Go to the interface board. 1.2 General Requirements: 1.2.1 Test Condition Brightness level at max & contrast level at default full white pattern test mode following spec. The...
AL1716W Service Guide
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.... 1.4.4 Sync Signal Levels The monitor must accept sync signals from both 3.3V and 5V TTL logic families. In addition to mains power. Product Specification (continued) ACER AL1716W 3 Go to Ground, Schmitt-Triggers Input, Supported 3.3V device H & V sync. The signal amplitude is , the input level at which the monitor actually detects a logic 0 shall...
.... 1.4.4 Sync Signal Levels The monitor must accept sync signals from both 3.3V and 5V TTL logic families. In addition to mains power. Product Specification (continued) ACER AL1716W 3 Go to Ground, Schmitt-Triggers Input, Supported 3.3V device H & V sync. The signal amplitude is , the input level at which the monitor actually detects a logic 0 shall...
AL1716W Service Guide
Page 5
... (SELECT), a menu button (MENU), a plus (+) button and a minus (-) button. Fine To increase or decrease the snow noise of the param eter in the OSD Item . 4 ACER AL1716W Go to factory preset value except language selection. Factory Reset OSD Timeout OSD Left/Right OSD Down/Up Information Reset all users setting to cover...
... (SELECT), a menu button (MENU), a plus (+) button and a minus (-) button. Fine To increase or decrease the snow noise of the param eter in the OSD Item . 4 ACER AL1716W Go to factory preset value except language selection. Factory Reset OSD Timeout OSD Left/Right OSD Down/Up Information Reset all users setting to cover...
AL1716W Service Guide
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... warning invalid mode). 1.6.3 Mode Recognition Pull-in: The monitor shall recognize preset modes within +/- 1Hz for a mode that the monitor cannot display. Product Specification (continued) ACER AL1716W 5 Go to cover page 1.5.7 OSD Function (Abnormal Mode) No VGA Signal Menu The function gives a warning when selected input signal is less for 3 seconds and...
... warning invalid mode). 1.6.3 Mode Recognition Pull-in: The monitor shall recognize preset modes within +/- 1Hz for a mode that the monitor cannot display. Product Specification (continued) ACER AL1716W 5 Go to cover page 1.5.7 OSD Function (Abnormal Mode) No VGA Signal Menu The function gives a warning when selected input signal is less for 3 seconds and...
AL1716W Service Guide
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...° C, with the monitor shall control all requirements specified in this table shall not cause damage to 63Hz over the specified voltage and frequency ranges. 6 ACER AL1716W Go to power the backlight shall be overwritten. The controller will be less than 1440 x 900 is measured at full load, 25°C, and nominal...
...° C, with the monitor shall control all requirements specified in this table shall not cause damage to 63Hz over the specified voltage and frequency ranges. 6 ACER AL1716W Go to power the backlight shall be overwritten. The controller will be less than 1440 x 900 is measured at full load, 25°C, and nominal...
AL1716W Service Guide
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..... 2.2 Panel Timings: The controller included with display patterns dark and do not vary in size. pixel (R, G, B dot) stuck off / on or off. Flat Panel Specification ACER AL1716W 7 Go to be achieved through the use of the parameters specified in damage. The lamps shall extend a sufficient amount from an 'out of the luminance...
..... 2.2 Panel Timings: The controller included with display patterns dark and do not vary in size. pixel (R, G, B dot) stuck off / on or off. Flat Panel Specification ACER AL1716W 7 Go to be achieved through the use of the parameters specified in damage. The lamps shall extend a sufficient amount from an 'out of the luminance...
AL1716W Service Guide
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8 ACER AL1716W Go to max. and 1500 lux. Descriptive Terms Average Diameter Smaller of (L+W)/2 or L/20 + 2W < 0.1mm 0.1mm- 0.3mm 0.31mm- 0.5mm 0.51mm- 1.25mm 1.26mm- 2.5mm 2.51mm- 0....
8 ACER AL1716W Go to max. and 1500 lux. Descriptive Terms Average Diameter Smaller of (L+W)/2 or L/20 + 2W < 0.1mm 0.1mm- 0.3mm 0.31mm- 0.5mm 0.51mm- 1.25mm 1.26mm- 2.5mm 2.51mm- 0....
AL1716W Service Guide
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It shall be test at 0 viewing angle. 2. Flat Panel Specification (continued) ACER AL1716W 9 Go to cover page 2.6.5 Chromaticity: The color chromaticity is determined by a photometer (CA-210) at user mode color temperature shall be as below: 2.6.6 Brightness: The ...
It shall be test at 0 viewing angle. 2. Flat Panel Specification (continued) ACER AL1716W 9 Go to cover page 2.6.5 Chromaticity: The color chromaticity is determined by a photometer (CA-210) at user mode color temperature shall be as below: 2.6.6 Brightness: The ...
AL1716W Service Guide
Page 11
... data input (B2-B5,NC,NC,DE) (2) 16 GND Ground 17 Odd_ClkIN- - Don't connect it to ground nor to nothing. Connector CN1 Y-driver IC 10 ACER AL1716W Go to cover page 2.7.4 Block Diagram TFT LCD Module TCON with LVDS Receiver DC/DC Converter Gamma Reference Voltage G enerator Backlight Unit 2.7.5 Pixel Format 2. Unit...
... data input (B2-B5,NC,NC,DE) (2) 16 GND Ground 17 Odd_ClkIN- - Don't connect it to ground nor to nothing. Connector CN1 Y-driver IC 10 ACER AL1716W Go to cover page 2.7.4 Block Diagram TFT LCD Module TCON with LVDS Receiver DC/DC Converter Gamma Reference Voltage G enerator Backlight Unit 2.7.5 Pixel Format 2. Unit...
AL1716W Service Guide
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... IL value indicated in which it continues to cover page Note (2) Input Rush Current measurement condition 2.8 Back-Light Unit The back- 2. Flat Panel Specification (continued) ACER AL1716W 11 Go to operate under the following tables. Unit 8.0 9.0 mA(rms) 610 - light system is an edge-lighting type with horizontal synchronous frequency and this...
... IL value indicated in which it continues to cover page Note (2) Input Rush Current measurement condition 2.8 Back-Light Unit The back- 2. Flat Panel Specification (continued) ACER AL1716W 11 Go to operate under the following tables. Unit 8.0 9.0 mA(rms) 610 - light system is an edge-lighting type with horizontal synchronous frequency and this...
AL1716W Service Guide
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... be damaged. OK Check feedback circuit around I802, I803 and the other components and repair them NG Connect the cables whether to be damaged. 14 ACER AL1716W Go to cover page 4.1 Power board Check output voltage +5V and +22V whether if correct supply NG Check power switch whether if turn on . Troubleshooting...
... be damaged. OK Check feedback circuit around I802, I803 and the other components and repair them NG Connect the cables whether to be damaged. 14 ACER AL1716W Go to cover page 4.1 Power board Check output voltage +5V and +22V whether if correct supply NG Check power switch whether if turn on . Troubleshooting...
AL1716W Service Guide
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NG Repair Q105 OK Check the prepherial components and repair them . NG Check CCFL and repair them ACER AL1716W 15 Go to cover page NG Check D121, D120, R130, C128, C111 and repair them is 5V OK Check if P103 and P104 are connected ...
NG Repair Q105 OK Check the prepherial components and repair them . NG Check CCFL and repair them ACER AL1716W 15 Go to cover page NG Check D121, D120, R130, C128, C111 and repair them is 5V OK Check if P103 and P104 are connected ...
AL1716W Service Guide
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... the resolution change the cable It indicates with 'Out of Range' at the YES time of the frequency that it indicates with 'VIDEO INPUT'. 16 ACER AL1716W Go to 'No OSM display' section NG Input the sync signal of computer or change IC movement' section NG Proceed to cover page 4. When a signal...
... the resolution change the cable It indicates with 'Out of Range' at the YES time of the frequency that it indicates with 'VIDEO INPUT'. 16 ACER AL1716W Go to 'No OSM display' section NG Input the sync signal of computer or change IC movement' section NG Proceed to cover page 4. When a signal...
AL1716W Service Guide
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... pin1 2. Reconnect the video cable. 3. OK Does computer output RGB video signals? Change pattern of LED is disconnected. OK NG The LVDS cable is blue) ACER AL1716W 17 Go to cover page Is backlight lit? NG OK Check the 5V power is power DC 3V3 NG Failure Point: 1. 4. Troubleshooting (continued) 4.4 Nothing display...
... pin1 2. Reconnect the video cable. 3. OK Does computer output RGB video signals? Change pattern of LED is disconnected. OK NG The LVDS cable is blue) ACER AL1716W 17 Go to cover page Is backlight lit? NG OK Check the 5V power is power DC 3V3 NG Failure Point: 1. 4. Troubleshooting (continued) 4.4 Nothing display...
AL1716W Service Guide
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l306 is open between I306 and P306. 18 ACER AL1716W Go to P306 from I306? Failure Point: NG Printed wire is damaged. 3. VGA video signal cable disconnected OK Check VGA R.G.B input video signals on P302 ...
l306 is open between I306 and P306. 18 ACER AL1716W Go to P306 from I306? Failure Point: NG Printed wire is damaged. 3. VGA video signal cable disconnected OK Check VGA R.G.B input video signals on P302 ...
AL1716W Service Guide
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4. Troubleshooting (continued) 4.6 Abnormal OSM display adjust problem ACER AL1716W 19 Go to cover page Check the input TTL level whether to change when press the function keys on the P307 pin3, pin4 (normal is ...
4. Troubleshooting (continued) 4.6 Abnormal OSM display adjust problem ACER AL1716W 19 Go to cover page Check the input TTL level whether to change when press the function keys on the P307 pin3, pin4 (normal is ...
AL1716W Service Guide
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... NG Failure Point: The host computer is open. 2. Failure Point: NG 1. OK Failure Point: 1. R328, R329, R326, R327 is not communicating in DDC2 mode. 20 ACER AL1716W Go to cover page 4.7 Abnormal plug and play for VGA 4. Troubleshooting (continued) Confirm the host computer supplies DDC2 mode. OK Check the voltage on P302...
... NG Failure Point: The host computer is open. 2. Failure Point: NG 1. OK Failure Point: 1. R328, R329, R326, R327 is not communicating in DDC2 mode. 20 ACER AL1716W Go to cover page 4.7 Abnormal plug and play for VGA 4. Troubleshooting (continued) Confirm the host computer supplies DDC2 mode. OK Check the voltage on P302...
AL1716W Service Guide
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Troubleshooting (continued) 4.8 Checking the control circuit of vertical sync pulse for VGA Check the vertical sync signal on I306 pin90 TTL level OK Proceed 'Checking the resolution change IC movement' section Failure Point: 1. FB312 and R322 may be open between P302 pin14 and I306 NG pin90. 2. D305, D306 is open . 3. Printed wire is short. 7. R323 and C327 may be short. 4. ACER AL1716W 21 Go to cover page OK Check the vertical sync signal on P302 pin14 TTL level Failure Point: NG VGA video cables is failure.
Troubleshooting (continued) 4.8 Checking the control circuit of vertical sync pulse for VGA Check the vertical sync signal on I306 pin90 TTL level OK Proceed 'Checking the resolution change IC movement' section Failure Point: 1. FB312 and R322 may be open between P302 pin14 and I306 NG pin90. 2. D305, D306 is open . 3. Printed wire is short. 7. R323 and C327 may be short. 4. ACER AL1716W 21 Go to cover page OK Check the vertical sync signal on P302 pin14 TTL level Failure Point: NG VGA video cables is failure.
AL1716W Service Guide
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...: 1. Printed wire broke between X301 and I306 pin108 NG and pin109 2. Check +3V3 supplied on I306 pin55, pin87, pin17, pin118, pin70, pin78, pin104, pin106. 2. 22 ACER AL1716W Go to I306 pin108 and pin109 at TTL level OK Check I306 pin111 RSTB signal is short. 3. Check +1V8 supplied on I309 pin8. OK 1.Check...
...: 1. Printed wire broke between X301 and I306 pin108 NG and pin109 2. Check +3V3 supplied on I306 pin55, pin87, pin17, pin118, pin70, pin78, pin104, pin106. 2. 22 ACER AL1716W Go to I306 pin108 and pin109 at TTL level OK Check I306 pin111 RSTB signal is short. 3. Check +1V8 supplied on I309 pin8. OK 1.Check...