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Acer AL1716 AL1716W Service Guide - Page 32

Schematics and Layouts, SCHEMATICS POWER BOARD, ACER_LCD_AL1716W

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6. Schematics and Layouts: 6.1 ACER_LCD_AL1716W_SCHEMATICS_POWER BOARD 1 2 3 4 5 6 7 8 9 10 11 12 13 A B C D E F G L1 G3 N2 F801 3.15AL250V C801 0.33U/275V P801 GND R808 33.2K 1% ON-OFF +5V 1 R801 1M 1/4W MGF 3 T801 ET-20 2 4 C819 0.1U/275V R802 SCK103 C820 2200P/250V GND C825 2200P/250V C809 1000P/1KVX7R 1 - 2 D801 GBU4K + 4 + C805 100U/450V C815 0.01UF 1KV R804 2M 1/4W MGF 3 I801 3 7 5 8 SG5841 4 6 1 2 C812 1000P GND-1 GND-1 GND-1 1 2 1 + C807 10UF/50V GND-1 ZD801 22D R815 200/MOF R814 22/MOF R807 3.3 D806 1N4148 1 2 R813 100/MOF C811 220P I802 LTV817 4 1 3 2 R826 1K R823 270 R825 C827 + C828 4.7U/50V GND 2 1K C 3 R I803 1 AP431 A GND 0.01UF GND R824 33K R827 33K R851 3.6K BRI 1 R132 2K 3 2 Q803 8N60C T802 ER28 3 10 C806 0.01U/1KV D802 P6KE150A 9 3 D809 2 ER1002FCT 1 C816 1000P 500V X7R D803 PG108R 1 8 7 1 24 D804 L803 1N4937 BEAD/6mm 5 6 C810 220P 1KV X7R C802 3300P/250V R811 0.39/2W GND-1 GND-1 C832 NC GND 3 D810 2 SRF1045C 1 C821 1000P 100V X7R Q102 3 C945 2 1 +22V R118 100K 2 R101 100K 1 3 R102 100K 2 Q106 C945 1 3 Q107 C945 C106 0.047UF R104 110K I101 OZ9936 1 ENA_SST_CMP ISEN 8 2 RT DIM 7 3 GNDA VDDA 6 4 DRV2 DRV1 5 2 R103 10K R105 22 C104 1000P 1 1 + C102 22UF/50V ZD101 22B R134 1K Q101 2N7000 2 GND 1 3 1 R131 22 2 Q103 A733 3 GND + C818 470U/35V GND C851 0.1UF GND R817 51K GND + C822 1000U/10V L802 10U + C824 1000U/10V GND GND + C823 1000U/10V GND GND GND 3 2 Q108 C945 1 R112 1K C107 1000PF GND R113 750K VS R133 22 C111 1000PF GND +20V C152 220PF GND GND 2 1 Q105 1 S2 D2 8 2 G2 D2 7 3 S1 D1 6 4 G1 D1 5 AOP607 + C125 470UF/35V 2 12 1 + C135 470UF/35V + C134 470UF/35V GND VS 1 T102 7 2 3 4 5 6 10 EEL19-B C116 10P/3KV R125 3M 1/4W D109 1 2 1N4148 C144 1000PF D103 1N4148 R126 3.65K 1% GND D118 1 2 1N4148 D119 1N4148 21 C128 0.022UF PEM R130 470 1% D120 1 2 1N4148 GND 21 21 +22V 1 D811 24B R828 1K GND +5V GND GND GND GND BRI ON-OFF P802 1 2 3 4 5 6 7 8 9 10 C118 5P/3KV C119 3300P PEM C142 1000P 1 P103 1 2P 22 1 1 P104 2P 22 R164 2K GND GND D121 1N4148 GND 1 2 3 4 5 6 7 8 9 10 11 12 13 PCB No. 6832182700P0A A B C D E F G ACER AL1716W 31 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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