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Acer AL1716 AL1716W Service Guide - Page 36

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6.5 ACER_LCD_AL1716W_SCHEMATICS_INTERFACE BD_DVI & DDC INTERFACE 1 2 3 4 5 6 7 8 9 10 11 12 13 VCC5V VCC5V VCC5V VCC5V C333 C334 C335 C336 0.1uF 0.1uF 0.1uF 0.1uF VCC5V A 2 1 2 1 2 1 2 1 A C337 R331 100uF/16V(NC) D311 D312 D313 D314 10K T58 MMBD7000 MMBD7000 MMBD7000 MMBD7000 T59 T60 T61 T62 3 3 3 3 P303 DVI_RX2DVI_RX2+ R332 R333 10/1% 10/1% RX2RX2+ RX2RX2+ B 27 29 31 RX2RX2+ GND RX4RX4+ SCL SDA VS 1 2 3 4 5 6 7 8 DVI_RX2DVI_RX2+ T65 DVI_SCL DVI_SDA T66 T63 DVI_5V VCC5V C339 DVI_CONn R336 1K VCC5V C340 VCC5V C341 DVI_RX1DVI_RX1+ R334 R335 10/1% 10/1% T64 VCC5V C342 D315 MMSZ5232B C338 0.1uF RX1RX1+ RX1RX1+ B DVI_DETn DVI_DETn C RX1RX1+ GND RX3RX3+ 5V GND HP 9 10 11 12 13 14 15 16 DVI_RX1DVI_RX1+ T67 DVI_5V DVI_CONn DVI_HP T68 C343 0.1uF R337 1K C344 0.1uF T69 T70 2 1 0.1uF D316 MMBD7000 2 1 0.1uF D317 MMBD7000 2 1 0.1uF D318 MMBD7000 2 1 0.1uF D319 MMBD7000 T71 C RX0RX0+ GND RX5RX5+ GND RXC+ RXC- 17 18 19 20 21 22 23 24 DVI_RX0DVI_RX0+ T72 DVI_RXC+ DVI_RXC- T73 3 3 3 3 DVI_RX0DVI_RX0+ R338 R339 10/1% 10/1% DVI_RXC+ DVI_RXC- 10/1% R340 R341 10/1% T74 T75 RX0RX0+ RXC+ RXC- RX0RX0+ RXC+ RXC- D 32 30 RED GRN BLU HS GND C1 C2 C3 C4 C5 T76 28 1 3 2 Q305 MMBT3904 T176 R361 2K4 T101 D T77 HDCP_HPDN HDCP_HPDN DVI-D E E VCC5V VCC5V T78 DVI_5V D320 BAT54C DDC5V_D R342 R343 D321 C345 DDC5V_D R344 F 12K 12K MMSZ5232B 0.1uF T79 10K F I305 T80 T81 3 DVI_SCL DVI_SDA T82 R346 47 R347 47 DDC_SCL_DVI DDC_SDA_DVI 8 7 6 5 VCC WP SCL SDA A0 A1 A2 GND 1 2 3 4 1 2 Q304 MMBT3904 R345 2K4 DDC_WPn DDC_WPn 24C02 T83 C346 C347 G D322 D323 100pF 100pF T84 G MMSZ5232B MMSZ5232B DDC_SCL_DVI DDC_SDA_DVI DDC_SCL_DVI DDC_SDA_DVI DDC_SCL_DVI DDC_SDA_DVI T85 1 2 3 4 5 6 7 8 9 10 11 12 13 PCB No. 6832175000P01 ACER AL1716W 35 Go to cover page

Section	Page
Cover Page	1
Important Safety Notice	2
1. Product Specification	3
1.1 Scope	3
1.2 General Requirements	3
1.3 Interface Connectors	4
1.4 Input Signals (Analog RGB Signal Input)	4
1.5 User Controls and Indicators	5
1.6 Monitor Modes and Timing Capability	6
1.7 Controller Requirements	7
1.8 DC - AC Inverter Requirements	7
1.9 Power Supply Requirements	7
1.10 Display Communications Channel	7
2. Flat Panel Specification	8
2.1 General Information	8
2.2 Panel Timings	8
2.3 Polarizer Hardness	8
2.4 Backlight Requirements	8
2.5 Defects	8
2.6 Optical Characteristics	9
2.7 Panel General Information	10
2.8 Back-Light Unit	12
2.9 Switching Characteristics for LVDS Receiver	12
3. Exploded Diagram	13
3.1 Packing Exploded Diagram	13
3.2 Product Exploded Diagram	14
4. Troubleshooting	14
4.1 Power board	15
4.2 Inverter circuit on power board	16
4.3 No.display of screen(Screen is black, color of LED is amber)	17
4.4 Nothing display on screen (screen is black, color of LED is blue)	18
4.5 Abnormal screen for VGA source	19
4.6 Abnormal OSM display adjust problem	20
4.7 Abnormal plug and play for VGA	21
4.8 Checking the control circuit of vertical sync pulse for VGA	22
4.9 Checking the resolution change IC movement	23
5. Spare Parts List	24
6. Schematics and Layouts	32
6.1 ACER_LCD_AL1716W_SCHEMATICS_POWER BOARD	32
6.2 ACER_LCD_AL1716W_SCHEMATICS_INTERFACE_TOP	33
6.3 ACER_LCD_AL1716W_SCHEMATICS_INTERFACE POWER	34
6.4 ACER_LCD_AL1716W_SCHEMATICS_INTERFACE BD_VGA & DDC INTERFACE	35
6.5 ACER_LCD_AL1716W_SCHEMATICS_INTERFACE BD_DVI & DDC INTERFACE	36
6.6 ACER_LCD_AL1716W_SCHEMATICS_INTERFACE BD_SCALER_GM5726H	37
6.7 ACER_LCD_AL1716W_SCHEMATICS_INTERFACE BD_KEY & PANEL INTERFACE	38
6.8 ACER_LCD_AL1716W_SCHEMATICS_INTERFACE BD_AUDIO	39
6.9 ACER_LCD_AL1716W_LAYOUTS_POWER BOARD	40
6.10 ACER_LCD_AL1716W_LAYOUTS_INTERFACE BOARD	41
7. Assembly and Disassembly Procedures	42
7.1 Assembly Procedures	42

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