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20" LCD Color Monitor
Service
Service
Service
Description
Table Of Contents..........................................................1
Important Safety Notice...............................................2
Revision List.................................................................3
1.Monitor Specifications...................................................4
2.LCD Monitor Description........................................5
3.Operation Instruction............................................6
3.1 General Instructions.....................................................6
3.2 Control Buttons........................................................6
3.3 Adjusting the Picture..........................................8
4.Input/Output Specification.......................................10
4.1 Input Signal Connector............................................10
4.2 Factory Preset Display Modes..........................11
4.3 Power Supply Requirement..................................12
4.4 Panel Specification..................................................13
5.Block Diagram.........................................................15
5.1 Software Flow Chart.............................................15
ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS
AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING ELECTRONIC
EQUIPMENT CONTAINING HIGH VOLTAGES.
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING
TABLE OF CONTENTS
Page
Description
5.2 Electrical Block Diagram.....................................17
6.Schematic......................................................19
6.1 Main Board..............................................................19
6.2 Power Board........................................................24
6.3 Audio Board........................................................26
7.PCB Layout..........................................................27
7.1 Main Board.....................................................27
7.2 Power Board........................................................30
7.3 Key Board...........................................................32
8.Maintainability.......................................................33
8.1 Equipments and Tools Requirement......................33
8.2 Trouble Shooting..................................................33
9.White-Balance, Luminance adjustment.............39
10. Monitor Exploded View.......................................40
11.BOM List...............................................................41
12. Different Parts List...........................................56
SAFETY NOTICE
1
Adelpia TGL2010A
Horizontal Frequency
31KHz-82KHz
Page
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Summary of Contents for AOC Adelpia TGL2010A
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Page 1: Table Of Contents
20″ LCD Color Monitor Adelpia TGL2010A Service Service Service Horizontal Frequency 31KHz-82KHz TABLE OF CONTENTS Description Page Description Page 5.2 Electrical Block Diagram…………..……..…..…..17 Table Of Contents..……....……...…..1 6.Schematic…………….......…..19 Important Safety Notice.………….…....……..2 6.1 Main Board..............19 Revision List.…......………....……..3 6.2 Power Board..…………..……......24 1.Monitor Specifications….......………..4 6.3 Audio Board..……………..……......26... -
Page 2: Important Safety Notice
Adelpia TGL2010A Important Safety Notice Proper service and repair is important to the safe, reliable operation of all AOC Company Equipment. The service procedures recommended by AOC and described in this service manual are effective methods of performing service operations. Some of these service operations require the use of tools specially designed for the purpose. The special tools should be used when and as recommended. -
Page 3: Revision List
20″ LCD Color Monitor Adelpia TGL2010A Revision List Version Date Revision History TPV Model Name Oct-16-06 Initial Release TA6GM1DFW1UGNP Mar.-27-07 Add TPV Model in item 12 TA6CM1DFW1UGNP May.-14-07 Add TPV Model In Item 12 TA6GM1DFW1UGNC... -
Page 4: Monitor Specifications
20″ LCD Color Monitor Adelpia TGL2010A 1. Monitor Specifications Items Description Driving system TFT Color LCD Panel Type LM201WE3 Size 51.1cm (20.1") Pixel pitch 0.258mm (H) x 0.258mm (V) LCD Panel Viewable angle 160(H) 160(V) Response time (type) 5 ms Display Color 16.7M... -
Page 5: Lcd Monitor Description
20″ LCD Color Monitor Adelpia TGL2010A 2. LCD Monitor Description The LCD monitor will contain a main board, a power board, and a key board which house the flat panel control logic, brightness control logic and DDC. The Inverter board will drive the backlight of panel and DC-DC conversion. -
Page 6: Operation Instruction
20″ LCD Color Monitor Adelpia TGL2010A 3. Operating Instructions 3.1 General Instructions Press the power button to turn the monitor on or off. The other control buttons are located at front panel of the monitor. By changing these settings, the picture can be adjusted to your personal preferences. - Page 7 20″ LCD Color Monitor Adelpia TGL2010A...
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Page 8: Adjusting The Picture
20″ LCD Color Monitor Adelpia TGL2010A 3.3 Adjusting the Picture THE DESCRIPTION FOR CONTROL FUNCTION: Main Main Menu Sub Menu Menu Sub Menu Icon Description Item Item Icon Contrast Contrast from Digital-register. Luminance Brightness Backlight Adjustment Focus Adjust Picture Phase to reduce Horizontal-Line noise... - Page 9 20″ LCD Color Monitor Adelpia TGL2010A H. Position Adjust the horizontal position of the OSD. OSD Setup V. Position Adjust the vertical position of the OSD. OSD Timeout Adjust the OSD timeout. Language Language Select the language you like. Show the resolution, H/V frequency and input port of...
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Page 10: Input/Output Specification
20″ LCD Color Monitor Adelpia TGL2010A 4. Input/Output Specification 4.1 Input Signal Connector Pin No. Description Pin No. Description Green Logic Ground Blue DDC-Serial Data DDC-Return H-Sync R-Ground V-Sync G-Ground DDC-Serial Clock B-Ground VGA connector Description Pin No. Description Pin No. -
Page 11: Factory Preset Display Modes
20″ LCD Color Monitor Adelpia TGL2010A 4.2 Factory Preset Display Modes VESA MODES Horizontal Vertical Nominal Sync Nominal Sync Nominal Mode Resolution Total Frequency Polarit Freq. Polari Pixel Clock +/- 0.5kHz +/- 1 Hz (MHz) 640x480@60Hz 800 x 525 31.469 59.940... -
Page 12: Power Supply Requirement
20″ LCD Color Monitor Adelpia TGL2010A 4.3 Power Supply Requirement A/C Line voltage range 100 V ~ 240 V 50 ± 3Hz, 60 ± 3Hz A/C Line frequency range Peak surge current < 55A peak at 240 VAC and cold starting Leakage current <... -
Page 13: Panel Specification
20″ LCD Color Monitor Adelpia TGL2010A 4.4 Panel Specification LM201WE3 4.4.1 General Features 4.4.2 Optical Characteristics... - Page 14 20″ LCD Color Monitor Adelpia TGL2010A 4.4.3 Electrical Characteristics...
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Page 15: Block Diagram
20″ LCD Color Monitor Adelpia TGL2010A 5. Block Diagram 5.1 Software Flowing Chart... - Page 16 20″ LCD Color Monitor Adelpia TGL2010A REMARK: 1) MCU initializes. 2) Is the EPROM blank? 3) Program the EPROM by default values. 4) Get the PWM value of brightness from EPROM. 5) Is the power key pressed? 6) Clear all global flags.
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Page 17: Electrical Block Diagram
20″ LCD Color Monitor Adelpia TGL2010A 5.2 Electrical Block Diagram 5.2.1 Main Board LCD Interface (CN101) Flash Memory Scalar TSUMU58J PM25LV010-25 SCE (Include MCU, ADC, OSD) (U402) (U401) EPR_SDA Digital video EPR_SCL OSD Control Interface signal (CN403) EEPROM D-Sub 24LC16B... - Page 18 20″ LCD Color Monitor Adelpia TGL2010A 5.2.2 Power Board AC input Bridge Rectifier Transformer Rectifier diodes EMI filter and Filter Start Circuit: R904、R932、R933 Feedback Over Voltage Circuit Control IC Protect ON/OFF Output MOSFET Circuit Transformer Lamp Over ON/OFF Feedback Voltage...
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Page 19: Schematic
20″ LCD Color Monitor Adelpia TGL2010A 6. Schematic 6.1 Main Board TSUMO56J SCHEMATIC XGA/SXGA LVDS OUTPUT GNDR GNDR GNDG GNDG GNDB GNDB HSY NC HSY NC VCC1.8 VCC3.3 +12V VSY NC VSY NC DDCA_SDA DDCA_SDA DDCA_SCL DDCA_SCL DET_VGA DET_VGA DDC_WP DDC_WP VCC1.8... - Page 20 20″ LCD Color Monitor Adelpia TGL2010A SOT-223 U701 VCTRL +3V3 NC/LT1117-18 R702 1/16W C701 C703 C704 VCC1.8 NC/0.1uF NC/100uF/16V NC/0.1uF C702 VCC1.8 4.7uF/16V D701 FTD7 FTD8 FTD9 FD Mark FD Mark FD Mark GS1D Q702 R703 PZT2907A 1/16W ...
- Page 21 20″ LCD Color Monitor Adelpia TGL2010A CN405 DB15 RED+ FB410 0 1/16W R434 1/16W C432 0.047uF RED- GREEN+ FB411 0 1/16W R435 1/16W C433 0.047uF GREEN- BLUE+ FB412 0 1/16W R436 1/16W C434 0.047uF ...
- Page 22 20″ LCD Color Monitor Adelpia TGL2010A AVDD_33 VDDC AVDD_MEMPLL_33 VDDP AVDD_18 VCC3.3 FB403 VDDP VCC3.3 600 OHM U401 C408 VCC3.3 10uF/16V VCTRL VCTRL C409 C410 C411 C412 C413 C419 C420 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF RIN0P GNDR RIN0M...
- Page 23 20″ LCD Color Monitor Adelpia TGL2010A VLCD CN101 CN102 PA[0..9] PA[0..9] LVB0M RXO0- RXO0+ LVB0P LVA3P LVA3M LVB1M RXO1- RXO1+ LVB1P LVACKP LVB2M RXO2- RXO2+ LVB2P LVBCKM RXOC+ LVACKM RXOC- LVBCKP RXO3- RXO3+ LVA2P LVB3M LVB3P LVA0M RXE0- RXE0+ LVA0P...
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Page 24: Power Board
20″ LCD Color Monitor Adelpia TGL2010A 6.2 Power Board R918 C912 R941 R942 F902 inverter 1/4W R919 0.001uF R939 R940 +12V 1/4W L904 FUSE R920 ZD902 1/4W C917 C918 C919 RLZ13B C920 F905 C922 680uF/25V 680uF/25V 680uF/25V 0.1uF... - Page 25 20″ LCD Color Monitor Adelpia TGL2010A CN801 C801 47pF/3KV C806 J802 C803 D801 SB240 4.7uF 470uF/25V C802 47pF/3KV V12A Q801 BEAD AM4502C-T1-PF C804 47pF/3KV PT801 R801 C805 POWER X'FMR C807 2.4K 1/10W R802 80GL20T-12-DN CONN 1/4W 0.1UF/50V ZD801...
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Page 26: Audio Board
SW002 SW003 SW004 SW005 FB101 FB102 ZD105 DP101 ZD107 ZD108 ZD109 CONN ZD103 ZD104 ZD106 EGA10603V05A1-B EGA10603V05A1-B EGA10603V05A1-B EGA10603V05A1-B AOC (Top Victory) Electronics Co., Ltd. Title Mitsubishi 19/20W keypad 715G2127-B-MIT Size Document Number Date: Friday , June 16, 2006 Sheet... -
Page 27: Pcb Layout
20″ LCD Color Monitor Adelpia TGL2010A 7. PCB Layout 7.1 Main Board... - Page 28 20″ LCD Color Monitor Adelpia TGL2010A...
- Page 29 20″ LCD Color Monitor Adelpia TGL2010A...
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Page 30: Power Board
20″ LCD Color Monitor Adelpia TGL2010A 7.2 Power Board... - Page 31 20″ LCD Color Monitor Adelpia TGL2010A...
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Page 32: Key Board
20″ LCD Color Monitor Adelpia TGL2010A 7.3 Key Board... -
Page 33: Maintainability
20″ LCD Color Monitor Adelpia TGL2010A 8. Maintainability 8.1 Equipments and Tools Requirement Voltmeter; Oscilloscope; Pattern Generator; DDC Tool with an IBM Compatible Computer; Alignment Tool; LCD Color Analyzer; Service Manual; User Manual. 8.2 Trouble Shooting 8.2.1 Main Board No Power... - Page 34 20″ LCD Color Monitor Adelpia TGL2010A No Picture (LED orange) No picture The button if under X401 oscillate Replace X401 control waveform is normal Check Correspondent Check reset circuit of component U401 is normal Measure Q702, Vc out=1.8V; U702 PIN2=3.3V...
- Page 35 20″ LCD Color Monitor Adelpia TGL2010A Abnormal picture Abnormal picture The power button if X401 oscillate Replace X401 under control waveform is normal Check reset circuit of Check Correspondent component U401 is normal Measure Q706 base is high level? Replace U401...
- Page 36 20″ LCD Color Monitor Adelpia TGL2010A 1.) No power Check CN903 pin6 = 12V Check AC line volt 110V or 220V Check AC input Check the voltage of C905 (+) Check bridge rectified circuit and F901 circuit Check start voltage for the pin8 of IC901...
- Page 37 20″ LCD Color Monitor Adelpia TGL2010A W / LED, No Backlight Check CN903 pin6 = 12V Check adapter or MB Check ON/OFF signal Check Interface board Check IC801 pin5=5V Change Q802 or Q803 Check IC801 PIN11, 12, 19.20 have the output of square wave at short time...
- Page 38 20″ LCD Color Monitor Adelpia TGL2010A Keypad Board OSD is unstable or not working Is Key Pad Board connecting normally? Connect Key Pad Board Replace Button Switch Is Button Switch normally? Replace Key Pad Board Is Key Pad Board normally?
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Page 39: White-Balance, Luminance Adjustment
20″ LCD Color Monitor Adelpia TGL2010A 9. White- Balance, Luminance Adjustment Approximately 30 minutes should be allowed for warm up before proceeding White-Balance adjustment. 1. How to do the Chroma-7120 MEM. Channel setting A. Reference to chroma 7120 user guide B. -
Page 40: Monitor Exploded View
20″ LCD Color Monitor Adelpia TGL2010A 10. Monitor Exploded View... -
Page 41: Bom List
20″ LCD Color Monitor Adelpia TGL2010A 11. BOM List TA6GM1DFW1UGNP Location Part NO. Description 002G6008500 GP SCREW V000 040G 152509 RECYCLE LABEL V000 040G 152512 RECYCLE LABEL 045G 76 28 RN PE BAG FO MANUAL/BASE 045G 88606 PE BAG FOR BASE... - Page 42 20″ LCD Color Monitor Adelpia TGL2010A PWPCA62GA1P POWER BOARD Q40G 20N972 1A Rating label Q40G0001972 1A Carton label Q40G0002972 1A Box Sealing sticker Q40G0002972 2A Photo label Q40G0002972 3A Blank label Q40G0002972 4A Energy star label Q41G2002972 1A manual Q44GA021 1...
- Page 43 20″ LCD Color Monitor Adelpia TGL2010A SW001 077G 600 1 CJ TACT SWITCH SW002 077G 600 1 CJ TACT SWITCH SW003 077G 600 1 CJ TACT SWITCH SW004 077G 600 1 CJ TACT SWITCH SW005 077G 600 1 CJ TACT SWITCH...
- Page 44 20″ LCD Color Monitor Adelpia TGL2010A C832 067G215Y4714NL EC 470uF 25V 8*20mm FB901 071G 55 23 S BEAD L801 073G 174 35YSA FILTER L802 073G 174 35YSA FILTER L803 073G 174 35YSA FILTER L804 073G 174 35YSA FILTER L904 073G 253 91 L...
- Page 45 20″ LCD Color Monitor Adelpia TGL2010A Q705 057G 417 4 PMBS3904/PHILIPS-SMT(04) Q706 057G 417 4 PMBS3904/PHILIPS-SMT(04) Q401 057G 417 6 PMBS3906/PHILIPS-SMT(06) Q403 057G 417 6 PMBS3906/PHILIPS-SMT(06) Q405 057G 417 6 PMBS3906/PHILIPS-SMT(06) Q702 057G 417 17 T PZT2907A Q702 057G 417 23 T...
- Page 46 20″ LCD Color Monitor Adelpia TGL2010A R488 061G0603101 RST CHIPR 100 OHM +-5% 1/10W R704 061G0603101 RST CHIPR 100 OHM +-5% 1/10W R447 061G0603102 RST CHIP 1K 1/10W 5% R470 061G0603102 RST CHIP 1K 1/10W 5% R492 061G0603102 RST CHIP 1K 1/10W 5%...
- Page 47 20″ LCD Color Monitor Adelpia TGL2010A R422 061G0603472 RST CHIPR 4.7KOHM +-5% 1/10W R423 061G0603472 RST CHIPR 4.7KOHM +-5% 1/10W R450 061G0603472 RST CHIPR 4.7KOHM +-5% 1/10W R451 061G0603472 RST CHIPR 4.7KOHM +-5% 1/10W R452 061G0603472 RST CHIPR 4.7KOHM +-5% 1/10W...
- Page 48 20″ LCD Color Monitor Adelpia TGL2010A C456 065G0603104 32 CHIP 0.1UF 50V X7R C454 065G0603104 32 CHIP 0.1UF 50V X7R C453 065G0603104 32 CHIP 0.1UF 50V X7R C452 065G0603104 32 CHIP 0.1UF 50V X7R C451 065G0603104 32 CHIP 0.1UF 50V X7R...
- Page 49 20″ LCD Color Monitor Adelpia TGL2010A C436 065G0603473 32 CHIP 0.047UF 50V X7R C437 065G0603473 32 CHIP 0.047UF 50V X7R C438 065G0603473 32 CHIP 0.047UF 50V X7R C439 065G0603473 32 CHIP 0.047UF 50V X7R C440 065G0603473 32 CHIP 0.047UF 50V X7R...
- Page 50 20″ LCD Color Monitor Adelpia TGL2010A D401 093G 39S 45 T DIODE ZENER RLZ36B ROHM D402 093G 39S 45 T DIODE ZENER RLZ36B ROHM D425 093G 39S 45 T DIODE ZENER RLZ36B ROHM D428 093G 39S 45 T DIODE ZENER RLZ36B ROHM...
- Page 51 20″ LCD Color Monitor Adelpia TGL2010A Q811 057G 600 61 AM4502C-TI-PF S0-8 Q812 057G 600 61 AM4502C-TI-PF S0-8 Q808 057G 759 2 RK7002 Q809 057G 759 2 RK7002 Q813 057G 759 2 RK7002 Q802 057G 760 4 DTA144WKA BY ROHM SMT...
- Page 52 20″ LCD Color Monitor Adelpia TGL2010A R830 061G0805523 0F RST CHIPR 523 OHM +-1% 1/8W R856 061G0805754 RST CHIPR 750 KOHM +-5% 1/8W R853 061G0805754 RST CHIPR 750 KOHM +-5% 1/8W R848 061G0805754 RST CHIPR 750 KOHM +-5% 1/8W R816...
- Page 53 20″ LCD Color Monitor Adelpia TGL2010A R863 061G1206241 RST CHIPR 240 OHM +-5% 1/4W R862 061G1206241 RST CHIPR 240 OHM +-5% 1/4W R861 061G1206241 RST CHIPR 240 OHM +-5% 1/4W R930 061G1206243 1F RST CHIPR 2.43KOHM +-1% 1/4W R929 061G1206333...
- Page 54 20″ LCD Color Monitor Adelpia TGL2010A C823 065G0805101 32 100PF +-10% 50V X7R C844 065G0805101 32 100PF +-10% 50V X7R C932 065G0805102 32 CHIP 1000P 50VX7R 0805 C805 065G0805104 32 CHIP 0.1U 50V X7R C812 065G0805104 32 CHIP 0.1U 50V X7R...
- Page 55 20″ LCD Color Monitor Adelpia TGL2010A ZD801 093G 39S 24 T RLZ 5.6B LLDS ZD802 093G 39S 24 T RLZ 5.6B LLDS ZD803 093G 39S 24 T RLZ 5.6B LLDS ZD904 093G 39S 25 T RLZ5.1B LLDS ZD902 093G 39S 40 T...
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Page 56: Different Parts List
20″ LCD Color Monitor Adelpia TGL2010A 12. Different Parts List Diversity of TA6CM1DFW1UGNP compared with TA6GM1DFW1UGNP Location Part No. Description 089G1735LAB D1 SIGNAL CABLE A34G0093 ASB1B 30 BEZEL(20") A34G0046 AS 3B STAND AM1G1740 10120 SCREW(M4*8) 750GLCA1WA713N PANEL LCD 20.1" WA07 000 CPT 750GLCA1WA723N PANEL LCD 20.1"... - Page 57 20″ LCD Color Monitor Adelpia TGL2010A Diversity of TA6GM1DFW1UGNC compared with TA6GM1DFW1UGNP Location Part No. Description A34G0093 ASB1B 30 BEZEL(20") A34G0046 AS 3B STAND AM1G1740 10120 SCREW(M4*8) 750GLGA1W3A11N000Z PANEL LM201WE3-TLA1 KR ADP LPL FB401 061G0805000 0 OHM 1/10W D406 093G 39147SEM...