Haier HL42XR1 manuals

Haier HL42XR1 User Manual (56 pages)

Brand: Haier | Category: TVs & monitors | Size: 11.66 MB |

English

Table of contents

SERVICE MANUAL

1

CONTENTS

2

1. General Information

4

2. Specification

6

3-1 Board Location

7

3-2 Main Board & AV Board

7

3-4. LCD Panel

11

3-4-2 Connector definition

11

37 GND Ground

12

45 GND Ground

12

4-2Remove the Back Cover

13

4-6 Remove the Main board

14

TFT-LCD TV

15

OWNER'S MANUAL

15

@ @ DV,AUD,O

16

©@©@@'

17

Connecting a DTV(digitai TV)

18

L-AUDIO-R ::S-VIDEO

19

5.2 HDNll and DVI Connection

20

Cable sample

21

Connecting Headphones

22

_- _.¢'

23

2 y >' i

23

+\/ ......................(_)

23

6-2 Back panel connections

24

SO eof _

25

7. Electrical parts

26

D!

27

,O--OA

28

9v I I °033sMDrER

29

POWER DOWN RESET# CIRCUIT

30

31

O _ _ 4 O _AA_ 4

32

• _ I 4 I _ I 2 I _ "

32

PDDoR120 o _ot_

33

//lf

34

............. ll

35

.....°D12:I

36

WASCL _IscL NO

37

.........T..............O_F

38

T l°F elco17o

39

I ......

40

Audio AMP

41

Pov,,,,pp modoi

42

8-1, Service Mode

43

8-2-3 Audio

44

8-2-4 Channel

45

8-2-6 Backlight

47

9. Trouble shooting

49

]i check. ,47

50

9-3. Main board failure check

51

State= No picture

52

9-4. Pannel failure

53

Failure Mode

54

Sincere Forever

56

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