Home » Acer Manuals » Computer Monitors » Acer AL2002 » Manual Viewer

Acer AL2002 AL2002 Service Guide - Page 28

Schematics, Al2002w T20bauw-g1, Panel Interface

Get Acer AL2002 PDF manuals and user guides

View all Acer AL2002 manuals

Add to My Manuals
Save this manual to your list of manuals

Page 28 highlights

11.8 ACER_AL2002W (T20BAUW-G1)_SCHEMATICS_KEY & PANEL INTERFACE 1 2 3 4 5 6 7 8 9 10 11 12 13 VLCD VLCD P305 P306 A B CH3P_LV_E CH3N_LV_E CLKP_LV_E CLKN_LV_E CH2P_LV_E CH2N_LV_E CH1P_LV_E CH1N_LV_E CH0P_LV_E CH0N_LV_E CH3P_LV_O CH3N_LV_O CLKP_LV_O CLKN_LV_O CH2P_LV_O CH2N_LV_O CH1P_LV_O CH1N_LV_O CH0P_LV_O CH0N_LV_O VLCD CH3P_LV_E CH3N_LV_E CLKP_LV_E CLKN_LV_E CH2P_LV_E CH2N_LV_E CH1P_LV_E CH1N_LV_E CH0P_LV_E CH0N_LV_E CH3P_LV_O CH3N_LV_O CLKP_LV_O CLKN_LV_O CH2P_LV_O CH2N_LV_O CH1P_LV_O CH1N_LV_O CH0P_LV_O CH0N_LV_O 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 JWT-A2003WV2-2X14P-F8 FOR LVDS INTERFACE 1 2 T110 T111 T112 T113 T114 3 4 T115 T116 T117 T118 T119 5 6 CH3P_LV_E CH3N_LV_E CLKP_LV_E CLKN_LV_E CH2P_LV_E CH2N_LV_E 7 8 9 10 11 12 13 CH1P_LV_E CH1N_LV_E 14 15 16 CH0P_LV_E CH0N_LV_E CH3P_LV_O CH3N_LV_O CLKP_LV_O CLKN_LV_O 17 18 19 20 21 22 23 CH2P_LV_O CH2N_LV_O CH1P_LV_O CH1N_LV_O CH0P_LV_O CH0N_LV_O 24 25 26 27 28 29 30 A B Note: Pin3 & 16 is no pin header 31 T120 T121 T122 T123 T124 32 STM-MSKF240430 C VCC5V T125 T126 T127 T128 T129 USE FFC WIRE FOR LVDS INTERFACE C VCC5V LED_B LED_B T131 R372 2K4 T132 Q306 MMBT3904 KEY_POWER ADC1_IN 1.641V(56Kohm) KEY_MENU 0.693V(15Kohm) KEY_DOWN KEY_UP SELECT D ADC2_IN 1.632V(56Kohm) 1.14V(30Kohm) 0.694V(15Kohm) D 0.576V 0.846V E F G LED_A LED_A T133 R374 2K4 T134 VCC5V 3 2 Q308 MMBT3904 T135 T136 1 LED_GREEN R375 100 LED_AMBER R376 100 LBADC_IN1 LBADC_IN2 LBADC_IN1 LBADC_IN2 T141 T147 LBADC_IN1 LBADC_IN2 R380 R383 C387 0.1uF C388 0.1uF VCC3V3 T142 100 100 VCC3V3 R378 56K 1% R379 56K 1% T148 0.498V T138 C385 0.1uF T139 GREEN_LED AMBER LED C386 0.1uF T145 T146 1 C391 0.1uF C392 0.1uF P308 1 2 3 4 5 JWT-A2001WV2-05 E F G 1 2 3 4 5 6 7 8 9 10 11 12 13 PCB No. 6832174000P01 ACER AL2002W 27 Go to cover page

Section	Page
acer_lcd_al2002w_SM061206V0_ch1_11.pdf	1
Cover Page	1
Important Safety Notice	2
1. Product Overview	3
2. GENERAL REQUIREMENTS	3
2.1 Test Condition	3
2.2 Test Equipment	4
3. ELECTRICAL RELATED INFORMATION	4
3.1. Product Block Diagram	4
3.2. Product Specification	5
3.3. Interface Connectors	5
3.3.1. Power Connector and Cables	5
3.3.2. Signal Connectors and Cable	6
3.3.3. Connector Pin Assignment	6
3.4. Input Signals (Analog RGB Signal Input)	7
3.4.1. Video Input Signal Ranges	7
3.4.2. Video Signal Amplitudes	8
3.4.3. Video Signal Termination Impedance	8
3.4.4. Synchronization (Sync) Signals	8
3.4.5. Sync Signal Levels	8
3.4.6. Sync Signal Loading	8
3.4.7. Abnormal Signal Immunity	8
3.5. Interface Boards (Digital TMDS Input)	9
3.5.1. Introduction	9
3.5.2. Video Signal Amplitudes	9
3.5.3. Video Signal Termination Impedance	9
3.5.4. Signal Connector (DVI-D 24 pin)	9
3.6. User Controls and Indicators	9
3.6.1. Power On / Off Switch	9
3.6.2. Power Indicator LED	9
3.6.3. On-Screen Display	9
3.7. Monitor Modes and Timing Capability	10
3.7.1. Format and Timing	10
3.7.2. Factory Assigned Display Modes	10
3.7.3. Mode Recognition Pull-in	10
3.7.4. User Display Modes	10
3.8. Controller Requirements	11
3.8.1. General Requirements	11
3.8.2. Video Stretching	11
3.8.3. Panel Timing and Interface	11
3.9. DC - AC Inverter Requirements	11
3.10. Power Supply Requirements	11
3.11. Display Communications Channel	12
4. FLAT PANEL	13
4.1. General Requirements	13
4.2. Panel Timings	13
4.3. Polarizer Hardness	13
4.4. Backlight Requirements	13
4.4.1. General Requirements	13
4.4.2. Lamps Startup Time	13
4.5. Defects	14
4.5.1. Visual Inspection	14
4.5.2. Display Degradation	14
4.5.3. Light Leakage	14
4.5.4. Allowable Defects	14
4.5.5. Defect Terminology	14
4.5.6. Smudges, Streaks and Smears	15
4.5.7. LCD Inspection	15
5. Optical Characteristics	15
5.1. Brightness uniformity	15
5.1.1. Panel 9 test points	15
5.1.2. Brightness Uniformity	15
5.2. Contrast ratio (CR)	16
5.3. Response time	16
5.4. Viewing angles	16
5.5. Chromaticity	17
5.6. Brightness	17
6. Environmental Requirements	17
6.1. Temperature Ranges	17
6.2. Humidity	17
6.3. Altitude	17
6.4. Vibration Test Procedure	18
6.4.1. Vibration System	18
6.4.2. Fixturing	18
6.4.3. Test Axes	18
6.4.4. Random Vibration Spectrum	18
6.4.5. Acceptance Criteria	18
7. RGB settings	18
8. Color grayscale linearity	18
9. PACKING EXPLODED DRAWING	19
10. PRODUCT EXPLODED DIAGRAM	20
11. Schematics and Layouts	21
11.1 ACER_AL2002W (T20BAUW-G1)_BLOCK DIAGRAM	21
11.2 ACER_AL2002W (T20BAUW-G1)_SCHEMATICS_POWER BOARD	22
11.3 ACER_AL2002W (T20BAUW-G1)_SCHEMATICS_TOP	23
11.4 ACER_AL2002W (T20BAUW-G1)_SCHEMATICS_POWER SOURCES CIRCUIT	24
11.5 ACER_AL2002W (T20BAUW-G1)_SCHEMATICS_VGA&DDC INTERFACE	25
11.6 ACER_AL2002W (T20BAUW-G1)_SCHEMATICS_DVI&DDC INTERFACE	26
11.7 ACER_AL2002W (T20BAUW-G1)_SCHEMATICS_SCALER GM5766H	27
11.8 ACER_AL2002W (T20BAUW-G1)_SCHEMATICS_KEY & PANEL INTERFACE	28
11.9 ACER_AL2002W (T20BAUW-G1)_SCHEMATICS_KEYPAD	29
11.10 ACER_AL2002W (T20BAUW-G1)_LAYOUTS_POWER BOARD	30
11.11 ACER_AL2002W (T20BAUW-G1)_LAYOUTS_INTERFACE BOARD	31
11.12 ACER_AL2002W (T20BAUW-G1)_LAYOUTS_KEYPAD	32
appendix_4_spare_parts_4092531143P.pdf	49

We apologize, but we cannot currently deliver this PDF manual by request of the manufacturer.

You can visit the Acer AL2002 on the Acer site to download this or other manuals by visiting this link.

We apologize for any inconveniece.