Table of Contents
Advertisement
Quick Links
Download this manual
See also:
User Manual
AL512/AL513 Service Manual
1.
PRECAUTION AND NOTICES ------------------------------------------------------------------------------------- 1~2
1.1. SAFETY PRECAUTIONS ---------------------------------------------------------------------------------------- 1
1.2. PRODUCT SAFETY NOTICE ----------------------------------------------------------------------------------- 1
1.3. SERVICE NOTES-------------------------------------------------------------------------------------------------- 1
2.
3.
SPECIFICATIONS ----------------------------------------------------------------------------------------------------- 2~4
3.1.
3.2.
3.3. D-SUB CONNECTOR -------------------------------------------------------------------------------------------- 4
4.
EXPLODED VIEW AND PARTS LIST --------------------------------------------------------------------------- 5~7
4.1. EXPLODED VIEW ------------------------------------------------------------------------------------------------ 5
4.2. EXPLODED VIEW PARTS LIST -------------------------------------------------------------------------------- 6~7
5.
BLOCK DIAGRAM ---------------------------------------------------------------------------------------------------- 8
6.
SCHEMATIC DIAGRAM -------------------------------------------------------------------------------------------- 9~15
6.1. VGA INPUT -------------------------------------------------------------------------------------------------------- 9
6.2. MVZ ----------------------------------------------------------------------------------------------------------------- 10
6.3. MCU----------------------------------------------------------------------------------------------------------------- 11
6.4. OUTPUT CONNECTOR ----------------------------------------------------------------------------------------- 12
6.5. Panel_Power ------------------------------------------------------------------------------------------------------- 13
6.6. Audio (except for AL513)----------------------------------------------------------------------------------------- 14
6.7. AC-DC Power------------------------------------------------------------------------------------------------------ 15
7.
WORKING THEOREM----------------------------------------------------------------------------------------------- 16
8.
WIRING DIAGRAM --------------------------------------------------------------------------------------------------- 17
9.
PCB LAYOUT ----------------------------------------------------------------------------------------------------------- 18~25
9.1. MAIN PCB TOP VIEW ------------------------------------------------------------------------------------------- 18
9.2. MAIN PCB BOTTOM VIEW ------------------------------------------------------------------------------------- 19
9.3. CON PCB TOP VIEW -------------------------------------------------------------------------------------------- 20
9.4. CON PCB BOTTOM VIEW -------------------------------------------------------------------------------------- 21
9.5. AUDIO & IN PCB TOP VIEW----------------------------------------------------------------------------------- 22
9.6. AUDIO & IN PCB BOTTOM VIEW ---------------------------------------------------------------------------- 23
9.7. POWER PCB TOP VIEW ---------------------------------------------------------------------------------------- 24
9.8. POWER PCB BOTTOM VIEW ---------------------------------------------------------------------------------- 25
10.
TROUBLE SHOOTING FLOW CHART ------------------------------------------------------------------------- 26~28
10.1. NO POWER -------------------------------------------------------------------------------------------------------- 26
10.2. NO DISPLAY------------------------------------------------------------------------------------------------------- 27
10.3. NO SOUND -------------------------------------------------------------------------------------------------------- 28
11.
ADJUSTMENT---------------------------------------------------------------------------------------------------------- 29~30
11.1. ADJUSTMENT CONDITIONS AND PRECAUTIONS ------------------------------------------------------- 29
11.2. MAIN ADJUSTMENTS ------------------------------------------------------------------------------------------- 29
11.3. ALIGNMENT PROCEDURES----------------------------------------------------------------------------------- 29
12.
ELECTRICAL PARTS LIST ---------------------------------------------------------------------------------------- 31~39
TABLE OF CONTENTS
---------------------------------------------------------- 2
------------------------------------------------------------------------------ 2
---------------------------------------------------------------------------- 3~4
PAGE
9/20/2002
Advertisement
Table of Contents
Related Manuals for Acer AL512
Summary of Contents for Acer AL512
-
Page 1: Table Of Contents
AL512/AL513 Service Manual PRECAUTION AND NOTICES ------------------------------------------------------------------------------------- 1~2 1.1. SAFETY PRECAUTIONS ---------------------------------------------------------------------------------------- 1 1.2. PRODUCT SAFETY NOTICE ----------------------------------------------------------------------------------- 1 1.3. SERVICE NOTES-------------------------------------------------------------------------------------------------- 1 SERVICE TOOL & EQUIPMENT REQUIRED SPECIFICATIONS ----------------------------------------------------------------------------------------------------- 2~4 PRODUCT SPECIFICATIONS 3.1. SUPPORTING TIMING CHART 3.2. 3.3. D-SUB CONNECTOR -------------------------------------------------------------------------------------------- 4 EXPLODED VIEW AND PARTS LIST --------------------------------------------------------------------------- 5~7 4.1. -
Page 2: Precaution And Notices
AL512/AL513 Service Manual 1. PRECAUTION AND NOTICES 1.1. SAFETY PRECAUTIONS This monitor is manufactured and tested on a ground principle that a user's safety comes first. However, improper use or installation may cause damage to the monitor as well as to the user. -
Page 3: Service Tool & Equipment Required
AL512/AL513 Service Manual 2. SERVICE TOOL & EQUIPMENT REQUIRED 1. SIGNAL GEN. 2. MULTIMETER 3. OSCILLOSCOPE 4. SCREW DRIVER 5. IRON 6. ABSORBER 7. SOLDER 8. DUMMY LOAD (5ohm/200W) 3. SPECIFICATIONS 3.1. PRODUCT SPECIFICATIONS LCD Panel Power Management Displayable Resolution... -
Page 4: Supporting Timing Chart
AL512/AL513 Service Manual 3.2. SUPPORTING TIMING CHART ITEM TIMING 720 400@70Hz 640 480@60Hz 640 480@67Hz 640 480@75Hz 800 600@56Hz Pixel Rate 28.322MHz H TOTAL 31.778us H DISPLAY 25.422us H B-Porch 1.907us H Width 3.813us H Border 0.318us V TOTAL 14.268ms V DISPLAY 12.711ms... -
Page 5: D-Sub Connector
AL512/AL513 Service Manual ITEM TIMING 1024 768@70Hz 1024 768@75Hz Pixel Rate 75.000MHz H TOTAL 17.707us H DISPLAY 13.653us H B-Porch 1.920us H Width 1.813us H Border 0.000us V TOTAL 14.272ms V DISPLAY 13.599ms V B-Porch 0.513ms Vs Width 0.106ms V Border 0.000ms... -
Page 6: Exploded View And Parts List
4.1. EXPLODED VIEW (AL512/AL513) 1F01 1F03 1F04 1F05 1F02 1F06 1F05 1F06 W601 FIG.3 5B05 5B06 5B07 U901 1F11 FIG.4 AUDIO-IN PCB ASS'Y 1F23 1F25 X2 1F22 I/O CABLE 1F20 P984 1F24 X2 V901 MAIN PCB ASS'Y NOTE.2 1F07 1F09 X4... -
Page 7: Exploded View Parts List
BACK PLATE ABS+PC 94V0 860027 M3X6 P=0.5 ZN WHITE SCREW B OTW+ M4X8 M4X8 B SPW+ φ 3. 96 NYLON AL512 STAND ABS 94HB 860027 AL512 STAND PLATE SECC t=1.0mm CR 420xφ16.5x5.8 JT166L HINGE -5'~20' W/ LOCK STAND BACK ABS 94HB 860027 REMARK MPRⅡ... - Page 8 AL512/AL513 Service Manual Ref. No. Source Part No. DESCRIPTION 5B07 2027255607 DUST COVER 5B08 2085740162 SCREW,B OTW+ 5B08 2085740162 SCREW,B OTW+ 5B09 2085740202 SCREW,B OTW+ 5B15 2084740082 SCREW,BND T+ 9H01 2072258100 HEAT SINK 9H61 2072250100 HEAT SINK 9R81 2429150100 TUBE,SILICON...
-
Page 9: Block Diagram
5. BLOCK DIAGRAM SWITCHING POWER SUPPLY AC 110~220V INPUT OSC. 12MHZ X101 PA-HSYNC Hsync PA-VSYNC Vsync I101 74LCV14 I100 24LC16B EEPROM I102 EDID I2C BUS SDA/SCL 24LC21 EEPROM DDC FROM D-SUB 15 PIN KEYPAD 15 inch LCD MONITOR BLOCK DIAGRAM 12V for INVERTER DC-DC 5V for system... -
Page 10: Schematic Diagram
VGA-GND I101B R104 100 PA-HSYNC 2 C104 74LVC14 +3.3V I101D R107 100 PA-VSYNC 2 C111 74LVC14 I101E 74LVC14 VCC IS +3.3V 74LVC14 D12 NF4 C14 R11 I2 I101F 74LVC14 PWR/SW ORANGE S701 D701 PA-BLUE PA-GREEN 2 PA-RED SOGI AL512/AL513 9/20/2002... -
Page 11: Mvz
C128 0.1u BA[0..7] C129 0.1u C130 0.1u C131 0.1u R133 INV1 CPHA R078 R134 C133 C161 22/NC STH1 2365809996 DA1 C45 R44 I3 XIN/CLK XOUT R088 +3.3V I113 P2781 R091 1.2k R092 C090 680pf C091 R089 6800pf AL512/AL513 9/20/2002 CPH1 -10-... -
Page 12: Mcu
MMBT3906 R153 Q102 LED_GREEN AMBER MUTE PWM1 Q101 R162 SST3904/NC MMBT3906 2.2K C066 22u / 16V R076 DDC-SDA1 1 Audio control for LP14/AL512 only R189 L115 4.7K 3PIN 2mm J109 3.5X9X0.8 R188 EN_18V PWM1 4.7K PWM1 Q110 SST3904 C289 470uF/16V C168 0.1u... -
Page 13: Output Connector
T_BA7 T_GB0 T_GB1 T_GB2 T_GB3 T_GB4 T_GB5 T_GB6 T_GB7 T_BB0 T_BB1 T_BB2 T_BB3 T_BB4 T_BB5 T_BB6 T_BB7 CPH1 CPH1 CON50 C218 10uF/50V VDDA C286 0.1uF C285 0.1uF C217 10uF/50V C214 10uF/50V C215 10uF/50V C216 AL512/AL513 10uF/50V J106 CON50 9/20/2002 -12-... -
Page 14: Panel_Power
20K5,1%/0603 EN_18V C318 2.5V 47uF/50V I109 TL431A R219 3K3 1%/0603 0.25A/0603 F103 R201 4K32 1%/0603 -4.3V C302 10uF/50V R200 10K/0603 C321 0.1uF VCOM_3.6V VDDG_18V 7.6mA VEEG_-6V VDDA_9.2V C314 10uF/50V R227 F102 0.25A/0603 C319 VCOM VDDG VEEG VDDA AL512/AL513 9/20/2002 -13-... -
Page 15: Audio (Except For Al513)
C612 R611 4700p I601 TDA7057AQ P602 pitch=2mm L609 VOLUME R604 R606 R612 R604 15K/NC 10K/NC 2SC945/NC Q601 R613 4.7K/NC L603 C607 L604 L605 C609 L606 C613 47uF/16V/NC 2mm pitch P607 To Speaker 2428106xxx Jumper AL512/AL513 P604 2mm pitch 9/20/2002 -14-... -
Page 16: Ac-Dc Power
C813 C814 D807 D804 6.8V FCH20A10 20A100V C815 1500uF/10V 1500uF/10V C816 1500uF/10V R815 120/1W R814 2K2/1% R811 4K7K/1% R810 20K 1% C819 1000P/50V I802 TLP621 R813 C820 100n/50V I803 R812 TL431CLP 2K43K/1% AL512/AL513 P802 +12V R841 S5B-XH-A 5P/P=2.5 9/20/2002 -15-... -
Page 17: Working Theorem
AL512/513 Service Manual 7. WORKING THEOREM A. DC-DC CONVERTER This block provides adjustable output voltages of 9.2V, -6V, 18V and 3 to 4V for the panel. It consists of a Q114 transistor and power switch IC I108 (AIC 1526-1). When DC_ EN signal is high, then Q114 is activated and send one signal to activate I108. -
Page 18: Wiring Diagram
(BLU) (BLU) (BRN) P985 AC SOCKET ASS'Y LCD PANEL P981 P980 P802 MAIN PCB P984 2202120100 V:0.02 P701 KEYPAD PCB AL512 ONLY AUDIO IN PCB P601 P602 P602 AUDIO PCB P604 P603 P607 P986 W601 SPK(L) SPK(R) P961 I/O CABLE... -
Page 19: Pcb Layout
9. PCB LAYOUT 9.1. MAIN PCB TOP VIEW AL512/AL513 9/20/2002 -18-... -
Page 21: Con Pcb Top View
9.3. CON PCB TOP VIEW AL512/AL513 9/20/2002 -20-... -
Page 23: Audio & In Pcb Top View
9.5. AUDIO & IN PCB TOP VIEW AL512/AL513 9/20/2002 -22-... -
Page 25: Power Pcb Top View
9.7. POWER PCB TOP VIEW AL512/AL513 9/20/2002 -24-... -
Page 27: Trouble Shooting Flow Chart
AL512/513 Service Manual 10. TROUBLE SHOOTING FLOW CHART 10.1. NO POWER Start C101 I101 Failed? C314,C319 9.2V C308 18V on F102 -6V on F103 Check 3~4V Q107,C315,I108 Check D804,D807, I801,I802,I803 D801,F801 Replace I101 Check Q101,I107,Q114 Check L111,D203, I108,Q106 Check Q108,I109,F102... -
Page 28: No Display
AL512/513 Service Manual 10.2. NO DISPLAY Dark Check Power Check LED Color region Green Press Power key Refer to NO POWER ON/OFF is OK ? trouble shoot flow char (See LED is green or Press "1" key if OSD menu is on display ? -
Page 29: No Sound
AL512/513 Service Manual 10.3. NO SOUND Speaker Sound Check Volume Control Pin 1&7 Voltage 0.4~0.85V ? Check if I601 Pin 4 Vp=12V ? Change I601 TDA7057AQ Earphone no sound Adjust OSD Volume control to Max. and Check Pin 1&7 Voltage >0.4V... -
Page 30: Adjustment
AL512/513 Service Manual 11. ADJUSTMENT 11.1. ADJUSTMENT CONDITIONS AND PRECAUTIONS 1. Approximately 30 minutes should be allowed for warm up before proceeding. 2. Adjustments should be undertaken only on those necessary elements since most of them have been carefully preset at the factory. - Page 31 AL512/513 Service Manual 6500K verify : press “ ▼ ” ,“ ▲ ” key to move cursor to 6500K at factory mode and press “ 2 “ key, and then check the color temperature is x=0.310 ± 0.03 y=0.330 ± 0.03 Y ≧...
-
Page 32: Electrical Parts List
AL512/AL513 Service Manual 12. ELECTRICAL PARTS LIST When you place a parts order, be sure to indicate the following data on the order: Location No. Parts No. Description LOC NO. SOURCE PART NO. DESCRIPTION MAIN P.C.BOARD CP01 2340733008 CAP,ARRAY P=0.8 85'C 1206Y5V... - Page 33 AL512/AL513 Service Manual LOC NO. SOURCE PART NO. DESCRIPTION C140 2336610601 CAP,MINI ELE 105'C C141 2346147296 CAP,CHIP 125'C C142 2346110396 CAP,CHIP 125'C C143 2346147296 CAP,CHIP 125'C C144 2346410496 CAP,CHIP 85'C C145 2346410496 CAP,CHIP 85'C C146 2346410496 CAP,CHIP 85'C C147 2341122096...
- Page 34 AL512/AL513 Service Manual LOC NO. SOURCE PART NO. DESCRIPTION D112 2364200896 DIODE,RECT(SMD) D113 2364200896 DIODE,RECT(SMD) D200 2364300896 DIODE,Schottky(SMD) EP05Q04-TE8L 0.4A/40V NI D200 2364301396 DIODE,Schottky(SMD) SS0540 D201 2364300896 DIODE,Schottky(SMD) EP05Q04-TE8L 0.4A/40V NI D201 2364301396 DIODE,Schottky(SMD) SS0540 D202 2364300896 DIODE,Schottky(SMD) EP05Q04-TE8L 0.4A/40V NI...
- Page 35 AL512/AL513 Service Manual LOC NO. SOURCE PART NO. DESCRIPTION L115 2379101495 FERRITE CORE L120 2379380006 BEAD,HI-IMPEDANCE 1608 Z=80ohm(200MHz) L121 2379380006 BEAD,HI-IMPEDANCE 1608 Z=80ohm(200MHz) L122 2379380006 BEAD,HI-IMPEDANCE 1608 Z=80ohm(200MHz) L123 2379380006 BEAD,HI-IMPEDANCE 1608 Z=80ohm(200MHz) L124 2379380006 BEAD,HI-IMPEDANCE 1608 Z=80ohm(200MHz) L125 2379380006...
- Page 36 AL512/AL513 Service Manual LOC NO. SOURCE PART NO. DESCRIPTION Q108 2360301396 XISTOR,NPN R SMD Q108 2360301196 XISTOR,NPN R SMD Q109 2360300896 XISTOR,NPN R SMD Q109 2360301296 XISTOR,NPN R SMD Q109 2360300596 XISTOR,NPN R SMD Q110 2360300896 XISTOR,NPN R SMD Q110...
- Page 37 AL512/AL513 Service Manual LOC NO. SOURCE PART NO. DESCRIPTION R153 2253210396 RES,CHIP 1/10W R154 2253233196 RES,CHIP 1/10W R155 2253215196 RES,CHIP 1/10W R156 2253215196 RES,CHIP 1/10W R157 2253215196 RES,CHIP 1/10W R158 2253215196 RES,CHIP 1/10W R159 2253215196 RES,CHIP 1/10W R160 2253215196 RES,CHIP 1/10W...
- Page 38 AL512/AL513 Service Manual LOC NO. SOURCE PART NO. DESCRIPTION S705 2403702200 SWITCH,PU-TC U701 2202120100 PC BOARD POWER P.C.BOARD C801 2300922401 CAP,MTL MINI C802 2287247212 CAP,CER C803 2287247212 CAP,CER C806 2307422312 CAP,MTL C807 2285168091 CAP,CER C808 2333647601 CAP,ELE 105'C C809 2281110491...
- Page 39 RES,CBN 1/4 S R609 2233410395 RES,CBN 1/4 S R610 2233410195 RES,CBN 1/4 S R611 2233447295 RES,CBN 1/4 S U601 2202121600 PC BOARD AUDIO IN P.C.BOARD (AL512 Only) L608 2379101495 FERRITE CORE P601 2405104900 JACK,1P P602 2427412632 WIRE HARNESS U602 2202119500 PC BOARD...
- Page 40 AL512/AL513 Service Manual LOC NO. SOURCE PART NO. DESCRIPTION U901 2414500900 INVERTER U901 2414500700 INVERTER V901 2212002300 LCD PANEL W901 2391204904 SP,DYN OVAL SPECIFICATION CDA-2103H01 CHI SAM L0070 SAMPO CLAA150XG 02J 8 ohm 1.5W P011F(HB18) HIBOX -39- REMARK (AL512 Only)