AOC TV3766W Provozní pokyny

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37’’ LCD TV AOC TV3766W
1
Service
Service
Service
Horizontal Frequency
31.5-48.36 KHz
TABLE OF CONTENTS
Description Page Description Page
SAFETY NOTICE
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
7. PCB Layout …………..……………….....….......30
7.1. Main Board…………..………….………........30
7.2. Power Board…………..………….……….......33
7.3. Audio Board………………………………….....36
7.4.Tuner Board………………………..……….......37
7.5.Key Board…………………….…………........38
7.6.IR Board…………...……………….……….......38
8 Block Diagram…………………………………..39
9. Schematic……………………………………...40
9.1 Main Board………………………………........40
9.2. Power Board…………….……….…….……...51
9.3. Tuner Board……………………….……........52
9.4. Audio Board…………………………….......56
10. Exploded View..……………............................57
11. BOM List……………….…………….………….59
Table Of Contents.......…….............................…........1
Revision List……………………………………………....2
Important Safety Notice.......................................……......3
1. General Specification..............................………........4
2. Operating Instructions…………………….……….......5
2.1. The Use Of Remote Control…….………….…….......5
2.2. Front Panel Control Knobs……………….………....6
2.3. To Use The Menu…...…………………….……….......7
2.4. How To Connect…….…………………….……….....13
3. Input/Output Specification…………....................…....16
3.1.Input Signal Connector…………....……………….....16
3.2.Factory Preset Display Modes……………………….17
4. White-Balance, Luminance Adjustment......................18
5. Mechanical Instructions…………………….................22
6. Repair Flow Chart ……………………….…….…….....25
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Shrnutí obsahu

Strany 1 - Service

37’’ LCD TV AOC TV3766W 1 Service Service Service

Strany 2 - Revision List

37’’ LCD TV AOC TV3766W 10Adjust menu screen in VGA mode: The TV has a VGA analog interface, which ca

Strany 3 - Important Safety Notice

37’’ LCD TV AOC TV3766W 11OPTIONS SETTING: 1.MENU LANGUAGE: This indicates the different languages

Strany 4

37’’ LCD TV AOC TV3766W 12Tips Screen Protection To avoid permanent damage to the screen, do not

Strany 5 - 2. Operations Instructions

37’’ LCD TV AOC TV3766W 132.4 How To Connect 2.4.1 Power Connection Plug one end of the power cord to

Strany 6

37’’ LCD TV AOC TV3766W 142.4.4 HDMI input HDMI is the leading new standard for

Strany 7 - 2.3 OSD Operations

37’’ LCD TV AOC TV3766W 15Audio 2 Input: Connect the audio signal source (PC, DVD player, Laser Disc

Strany 8

37’’ LCD TV AOC TV3766W 163. Input/Output Specification 3.1 Input Signal connector This procedure g

Strany 9 - CHANNEL SETTING

37’’ LCD TV AOC TV3766W 173.2 Factory Preset Display Modes: Sync Polarity Presence Screen Mode D

Strany 10

37’’ LCD TV AOC TV3766W 184. White Balance, Luminance Adjustment Instrument List: Chroma 2225、VG848、

Strany 11 - VGA SETTING

37’’ LCD TV AOC TV3766W 19 Fig.2 Fig.3 ③ PC Mode White Balance Adjustment Begin to adjust the W/B

Strany 12

37’’ LCD TV AOC TV3766W 2Revision List Version Release Date Revision History TPV Model A00 Apr.-0

Strany 13 - 2.4 How To Connect

37’’ LCD TV AOC TV3766W 20 Fig.4 Fig.5 Fig.6

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37’’ LCD TV AOC TV3766W 21 Fig.7 1.OFFSET(26%) W/B ADJUSTMENT(This is only for AV/TV):Change the inp

Strany 15

37’’ LCD TV AOC TV3766W 225. Mechanical Instructions Step Figure DescriptionPreparation Lay the L

Strany 16 - 3.1 Input Signal connector

37’’ LCD TV AOC TV3766W 23Remove the shield Remove the 10 screws to remove the shield. Remove

Strany 17

37’’ LCD TV AOC TV3766W 24Remove the bezel Remove the 10 screws to remove the bezel. The panel

Strany 18

37’’ LCD TV AOC TV3766W 256. Repair Flow Chart 6.1 Can not start (LED indicator yellow)

Strany 19

37’’ LCD TV AOC TV3766W 266.2 No Display (LED indicator green) Check signal source OK Reset

Strany 20

37’’ LCD TV AOC TV3766W 276.3 Abnormal Display Chec

Strany 21

37’’ LCD TV AOC TV3766W 286.4 No sound OK NG Check SIF

Strany 22 - 5. Mechanical Instructions

37’’ LCD TV AOC TV3766W 296.5 Key Board OSD is unstable or not working Is Key Pad

Strany 23

37’’ LCD TV AOC TV3766W 3Important Safety Notice Proper service and repair is important to the safe

Strany 24 - The panel

37’’ LCD TV AOC TV3766W 307. PCB Layout 7.1 Main Board 715T1814-1

Strany 25 - 6. Repair Flow Chart

37’’ LCD TV AOC TV3766W 31

Strany 26

37’’ LCD TV AOC TV3766W 32

Strany 27 - 6.3 Abnormal Display

37’’ LCD TV AOC TV3766W 337.2 Power Board 715T1852-3

Strany 28 - 6.4 No sound

37’’ LCD TV AOC TV3766W 34

Strany 29 - 6.5 Key Board

37’’ LCD TV AOC TV3766W 35

Strany 30 - 7. PCB Layout

37’’ LCD TV AOC TV3766W 367.3 Audio Board 715T1635-3

Strany 31

37’’ LCD TV AOC TV3766W 377.4 Tuner Board 715T1769-1

Strany 32

37’’ LCD TV AOC TV3766W 387.5 Key Board 715T1886-1 7.6 IR Board 715T1836

Strany 33 - 7.2 Power Board

37’’ LCD TV AOC TV3766W 398. Block Diagram

Strany 34

37’’ LCD TV AOC TV3766W 41. General Specification Items Specification Panel Type 37” CMO T370XW01 V1

Strany 35

37’’ LCD TV AOC TV3766W 409. Schematic 9.1 Main Boa

Strany 36 - 7.3 Audio Board

37’’ LCD TV AOC TV3766W 41C216 100pFU202 74HC4052D121

Strany 37 - 715T1769-1

37’’ LCD TV AOC TV3766W 42VDDMQMPUGPIO41MD21AD3AD0AD4

Strany 38 - 715T1836 1 3

37’’ LCD TV AOC TV3766W 43R311 0 1/16W R3141.5K 1/1

Strany 39

37’’ LCD TV AOC TV3766W 44MD16DDQS2MD7DQ3MD3R304 15 E

Strany 40 - 9. Schematic

37’’ LCD TV AOC TV3766W 45RN400 33  1 82 73 64 5CPU_

Strany 41 - 715T1814-1

37’’ LCD TV AOC TV3766W 46HDMI_RX1+_1C4690.1uFCLOSED

Strany 42 - (1 of 2)

37’’ LCD TV AOC TV3766W 47DIN4VDD1.8IGPHX6L501NCLogic

Strany 43 - (2 of 2)

37’’ LCD TV AOC TV3766W 48C50044.7uF/16V 0805C5670.01

Strany 44 - 4M x 32 DDR

37’’ LCD TV AOC TV3766W 49PVDDBPOWER_1AOC (Top Victor

Strany 45

37’’ LCD TV AOC TV3766W 52. Operations Instructions 2.1 The Use Of Remote Control POWER Press to

Strany 46

37’’ LCD TV AOC TV3766W 50EX_5V3.3V PowerforSAA7117A5

Strany 47

37’’ LCD TV AOC TV3766W 519.2 Power Board 715T1852-3

Strany 48

37’’ LCD TV AOC TV3766W 529.3 Tuner Board 715T1769-1

Strany 49

37’’ LCD TV AOC TV3766W 53AGNDC1010.1uFSW1VIDEO_OUT 1

Strany 50

37’’ LCD TV AOC TV3766W 54ANT INTU1004561112197281031

Strany 51 - 9.2 Power Board

37’’ LCD TV AOC TV3766W 55C60722pFC624330pFC60622pF+C

Strany 52 - 9.3 Tuner Board

37’’ LCD TV AOC TV3766W 569.4 Audio Board 715T1635-3

Strany 53

37’’ LCD TV AOC TV3766W 5710. Exploded View

Strany 54

37’’ LCD TV AOC TV3766W 58 ITEM PART NO DESCRIPTION 1 Q15T8335 1 MAINFRAME 2 Q15T8336 2 PC

Strany 55

37’’ LCD TV AOC TV3766W 5911. BOM List E376ATNCD1MRNP Location Part No. Description 034T1856 GM 1

Strany 56 - 9.4 Audio Board

37’’ LCD TV AOC TV3766W 62.2 Front Panel Control Knobs : Press this button to turn on the

Strany 57 - 10. Exploded View

37’’ LCD TV AOC TV3766W 60FB9 071T 56G151 A CHIOP BEAD 150 OHM FB7 071T 56G151 A CHIOP BEAD

Strany 58

37’’ LCD TV AOC TV3766W 61 Q34T1859 GMB1L BUTTON COVER Q44T3121510524 SPONGE Q44T3231 21 2

Strany 59 - 11. BOM List

37’’ LCD TV AOC TV3766W 62L901 073T 174 86 T LINE FILTER 7MH TDK L921 073T 253 91 LS CHOKE BY L

Strany 60

37’’ LCD TV AOC TV3766W 63NR901 061T 58050 WT GP NTCR 5 OHM C908 063T107K474 HS X2 CAP 0.47UF K

Strany 61

37’’ LCD TV AOC TV3766W 64R924 061T0805102 RST CHIPR 1KOHM +-5% 1/4W R966 061T0805102 RST CHIPR 1K

Strany 62

37’’ LCD TV AOC TV3766W 65R916 061T1206334 RST CHIPR 330 KOHM +-5% 1/4W R915 061T1206334 RST CHIPR

Strany 63

37’’ LCD TV AOC TV3766W 66ZD905 093T 39S 41 T RLZ24B LLDS ZD910 093T 39S 44 T RLZ18B ZD901

Strany 64

37’’ LCD TV AOC TV3766W 67ZD903 093T 3917052T MTZJT-72 27B ZD904 093T 3917052T MTZJT-72 27B D923

Strany 65

37’’ LCD TV AOC TV3766W 68CN200 033T3278 12 12P PLUG B12B-XHA/JS B12B-XHA/ CN502 033T3802 5H WAFER

Strany 66

37’’ LCD TV AOC TV3766W 69U501 056T 623 11 SAA7117AE/V2/G BGA-156 U502 056T 628 4 NJW1147M-PF U20

Strany 67

37’’ LCD TV AOC TV3766W 72.3 OSD Operations To use the menus 1. Press the Menu button to display or

Strany 68

37’’ LCD TV AOC TV3766W 70RN308 061T 125220 8 CHIP ARRAY 220HM 1/16W 8P4R RN307 061T 125220 8

Strany 69

37’’ LCD TV AOC TV3766W 71R410 061T0603101 CHIP 100OHM 1/16W R408 061T0603101 CHIP 100OHM 1/16W R4

Strany 70

37’’ LCD TV AOC TV3766W 72R712 061T0603104 CHIP 100K OHM 1/16W R228 061T0603105 CHIP 1MOHM 1/16W R

Strany 71

37’’ LCD TV AOC TV3766W 73R415 061T0603330 CHIP 33OHM 1/16W R414 061T0603330 CHIP 33OHM 1/16W R401

Strany 72

37’’ LCD TV AOC TV3766W 74R451 061T0603472 CHIP 4.7KOHM 1/16W R453 061T0603472 CHIP 4.7KOHM 1/16W

Strany 73

37’’ LCD TV AOC TV3766W 75L709 061T0805000 RST CHIPR 0 OHM +-5% 1/8W L711 061T0805000 RST CHIPR 0

Strany 74

37’’ LCD TV AOC TV3766W 76C493 065T0603103 32 CHIP 0.01UF 50V X7R C494 065T0603103 32 CHIP 0.01UF

Strany 75

37’’ LCD TV AOC TV3766W 77C439 065T0603104 32 CHIP 0.1UF 50V X7R C440 065T0603104 32 CHIP 0.1UF 50

Strany 76

37’’ LCD TV AOC TV3766W 78C740 065T0603104 32 CHIP 0.1UF 50V X7R C558 065T0603104 32 CHIP 0.1UF 50

Strany 77

37’’ LCD TV AOC TV3766W 79C356 065T0603104 32 CHIP 0.1UF 50V X7R C357 065T0603104 32 CHIP 0.1UF 50

Strany 78

37’’ LCD TV AOC TV3766W 8You can adjust contrast、brightness、Saturation、Sharpness to your prefer level

Strany 79

37’’ LCD TV AOC TV3766W 80C531 065T0603271 31 CHIP 270PF 50V NPO C504 065T0603271 31 CHIP 270PF 50

Strany 80

37’’ LCD TV AOC TV3766W 81C709 065T0805105 12 1UF +-10% 16V X7R C710 065T0805105 12 1UF +-10% 16

Strany 81

37’’ LCD TV AOC TV3766W 82C591 067T 4121003XT EC 85℃ CHIP 10UF M 16V C586 067T 4121003XT EC 85℃ CHIP

Strany 82

37’’ LCD TV AOC TV3766W 83FB305 071T 56G151 A CHIOP BEAD 150 OHM FB304 071T 56G151 A CHIOP B

Strany 83

37’’ LCD TV AOC TV3766W 84D205 093T 60231 NO APP BAT54S SOT-23 D206 093T 60231 NO APP BAT54S

Strany 84

37’’ LCD TV AOC TV3766W 85C113 067T 309101 7T 100UF +-20% 50V L104 073T 259 4 CHOKE COIL J102 08

Strany 85

37’’ LCD TV AOC TV3766W 86R118 061T0603180 1F RST CHIPR 1.8 KOHM +-1% 1/10W R113 061T0603181 RST C

Strany 86

37’’ LCD TV AOC TV3766W 87C621 065T0603221 31 GP CHIP 220PF 50V NPO C632 065T0603331 31 CHIP 33

Strany 87

37’’ LCD TV AOC TV3766W 88C134 067T 4121003XT EC 85℃ CHIP 10UF M 16V C136 067T 4121003XT EC 85℃ CHIP

Strany 88

37’’ LCD TV AOC TV3766W 9Chinese, English and traditional Chinese. The default is Traditional Chinese

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