AOC L20S421 Dokumentacja

20” LCD TV Color Monitor AOC L20S421 1 Service

20” LCD TV Color Monitor AOC L20S421 10 When the input source is in Component mode, you can select Br

20” LCD TV Color Monitor AOC L20S421 11 1. Current Source OSD setting: When OSD is set to ON, the le

20” LCD TV Color Monitor AOC L20S421 12 Source OSD, Language, Timers and Reset to default options are

20” LCD TV Color Monitor AOC L20S421 13 TV Setting The following menu appears only in the TV mode.

20” LCD TV Color Monitor AOC L20S421 14 2.3 LCD TV Description The LCD TV will contain a main board, a

20” LCD TV Color Monitor AOC L20S421 15 3. Precautions and Notices 3.1 Assembly Precaution (1) Please

20” LCD TV Color Monitor AOC L20S421 16 4. Input/Output Description 4.1 D-SUB Connector This procedu

20” LCD TV Color Monitor AOC L20S421 17 4.2 Factory Preset Display Modes: Analog RGB Signal Timing Ver

20” LCD TV Color Monitor AOC L20S421 18 5. Front Panel Control Knobs Power Key ⑦ : Press to

20” LCD TV Color Monitor AOC L20S421 19 6. Repair Flow Chart 1. No Power (No LED indicator)

20” LCD TV Color Monitor AOC L20S421 2 Revision List Revision Date Revision History TPV Model A0

20” LCD TV Color Monitor AOC L20S421 20 2. No Display (LED indicator green)

20” LCD TV Color Monitor AOC L20S421 21 3. Can’t start (LED indicator yellow) NG

20” LCD TV Color Monitor AOC L20S421 22 4. Abnormal Display

20” LCD TV Color Monitor AOC L20S421 23 5. No Sound

20” LCD TV Color Monitor AOC L20S421 24 Key Board

20” LCD TV Color Monitor AOC L20S421 25 7. Mechanical Instructions 1. Remove the four screws t

20” LCD TV Color Monitor AOC L20S421 26 4. Remove the twelve screws to remove the main board, pow

20” LCD TV Color Monitor AOC L20S421 27 6. Remove the 15 screws to remove the bezel.

20” LCD TV Color Monitor AOC L20S421 28 7. Remove the ten screws to remove the main frame.

20” LCD TV Color Monitor AOC L20S421 29 8. Exploded View

20” LCD TV Color Monitor AOC L20S421 3 Important Safety Notice Proper service and repair is importan

20” LCD TV Color Monitor AOC L20S421 30 9. Parts List of Cabinet EAA6CHNKD1ACTMP Location Part

20” LCD TV Color Monitor AOC L20S421 31 098TR7SW3NEACF Remote Control 1.000 0M1T 330 4128

20” LCD TV Color Monitor AOC L20S421 32 0M1T1130 6128 SCREW 2.000 HJPFAA7P HEAD PHONE JAC

20” LCD TV Color Monitor AOC L20S421 33 D02 056T 627503 IC GP18B38BCE-HB GUANGPU 1.000 D04 08

20” LCD TV Color Monitor AOC L20S421 34 C940 067T215S471 3K LOW ESR EC 470UF 16V 1.000 C942 0

20” LCD TV Color Monitor AOC L20S421 35 J103 088T 78 1R CL RCA JACK 1P RED 1.000 090T6119

20” LCD TV Color Monitor AOC L20S421 36 Q405 057T 417 4 CHIP PMBS3904 BY PHILIPS 1.000 Q406

20” LCD TV Color Monitor AOC L20S421 37 R520 061V0603101 CHIPR 100 OHM+-5% 1/10W 1.000 R508 0

20” LCD TV Color Monitor AOC L20S421 38 R245 061V0603101 CHIPR 100 OHM+-5% 1/10W 1.000 R289 0

20” LCD TV Color Monitor AOC L20S421 39 R489 061V0603103 CHIPR 10K OHM+-5% 1/10W 1.000 R531 0

20” LCD TV Color Monitor AOC L20S421 4 1. General Specifications Function 20" Screen Resolution (

20” LCD TV Color Monitor AOC L20S421 40 R560 061V0603202 CHIP 2K OHM 1/16W 1.000 R273 061V

20” LCD TV Color Monitor AOC L20S421 41 R530 061V0603473 CHIP 47K OHM 1/16W 1.000 R290 061V06

20” LCD TV Color Monitor AOC L20S421 42 C471 065T0603101 31 CHIP 100PF 50V NPO 1.000 C456 065

20” LCD TV Color Monitor AOC L20S421 43 C443 065T0603104 12 MLCC 0603 0.1UF K 16V X7R 1.000 C4

20” LCD TV Color Monitor AOC L20S421 44 C137 065T0603104 12 MLCC 0603 0.1UF K 16V X7R 1.000 C1

20” LCD TV Color Monitor AOC L20S421 45 C450 065T0603270 31 CHIP 27PF 50V NPO 1.000 C489 065T

20” LCD TV Color Monitor AOC L20S421 46 C304 065T0603474 17 CHIP 0.47UF 16V Y5V 1.000 C303 06

20” LCD TV Color Monitor AOC L20S421 47 FB406 071T 56G301 EA CHIP BEAD 300 OHM 0805 1.000 FB20

20” LCD TV Color Monitor AOC L20S421 48 FB03 071T 56Z601 CHIP BEAD 600 OHM 1.000 FB04 071T 56

20” LCD TV Color Monitor AOC L20S421 49 Q812 057T 600 61 AM4502C-T1-PF S0-8 1.000 Q811 057T 6

20” LCD TV Color Monitor AOC L20S421 5 Speaker (built-in): Two 2 watt speakers Audio output Audio ou

20” LCD TV Color Monitor AOC L20S421 50 R839 061V0603394 RST CHIPR 390KOHM +-5% 1/10W 1.000 R9

20” LCD TV Color Monitor AOC L20S421 51 R909 061V1206100 CHIP 10 OHM 1/8W 1.000 R815 061V1206

20” LCD TV Color Monitor AOC L20S421 52 C813 065T0603105 12 CHIP 1UF 16V X7R 1.000 C815 065T0

20” LCD TV Color Monitor AOC L20S421 53 C831 065T1206475 22 4.7U/25V X7R 1.000 C833 065T12064

20” LCD TV Color Monitor AOC L20S421 54 R220 061V0603101 CHIPR 100 OHM+-5% 1/10W 1.000 R221 0

20” LCD TV Color Monitor AOC L20S421 55 C610 065T0603105 17 CHIP 1UF 16V Y5V 1.000 C232 065T0

20” LCD TV Color Monitor AOC L20S421 56 D405 093T 39S582 PH ZENER DIODE BZX284-C33 PHILIPS 1.0

20” LCD TV Color Monitor AOC L20S421 57 J825 095T 90 23 TIN COATED 1.000 J824 095T 90 23 T

20” LCD TV Color Monitor AOC L20S421 58 10. PCB Layout 10.1 Main Board 715T1802-1

20” LCD TV Color Monitor AOC L20S421 59

20” LCD TV Color Monitor AOC L20S421 6 2. Operating Instructions 2.1. The Use Of Remote Control

20” LCD TV Color Monitor AOC L20S421 60 10.2 Power Board 715T1811-2

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20” LCD TV Color Monitor AOC L20S421 63 10.3 Tuner Board 715T1747-1

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20” LCD TV Color Monitor AOC L20S421 66 10.4 IR Board 715T1817- 1

20” LCD TV Color Monitor AOC L20S421 67 10.5 Headphone Board 715T1381-2 10.6 Key Board 715T1

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20” LCD TV Color Monitor AOC L20S421 7 2.2 To Use The Menus 1. Press the MENU button repeatedly to di

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20” LCD TV Color Monitor AOC L20S421 8 Sound Setup (Same as in PC, TV, AV1, S-Video and Components mod

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20” LCD TV Color Monitor AOC L20S421 9 1. Brightness and Contrast: The range can be adjusted from 0~