Haier L52A18-A User manual

L52A18

1. Features

2. Safety Precautions

3. Images of Module and Circuit Boards

4. Trouble Shooting Guide

5.Signal Flowing Chart

6. Bus Control Adjustment

7. Circuit Diagram

1Display area(mm*mm) 1236(H) × 719.2(V)

2Aspect ratio 16:9

3Display pixels 1920*1080

4TV system PAL\SECAM\NTSC

5Audio system DK、BG、I、M

6NO.of preset channels 126

7OSD language Chinese/English

8Peak brightness 550cd/m2

9Contrast ratio 1000:1

10 Viewing angle 178o

11 Response time 8ms

12 Number of color 16777216

13 Number of gradations 256

14 AV stereo Yes

15 Multi-sound mode Yes

16 NICAM No

17 Mute Yes

18 Equalizer Yes(9 steps)

19 Surround Yes

20 AV input Yes（2 line）

21 AV output Yes

22 DVD terminal Yes

23 S-video jack Yes(Rear side)

24 D-SUB jack Yes

25 HDMI teminial Yes（2 line）

26 Headphone jack Yes

27 Semitransparent menu Yes

28 3A Optimize Yes

29 Channel Scan Yes

30 4:3 Aspect Ratio Yes

32 Color Temperature 3

33 Scene Mode Yes

34 Multicolor Window Yes

35 MADI Yes

36 DCDI Yes

37 CCS Yes

38 3DNR Yes

39 HD format 1080P/1200P

40 Shuttle Yes

41 Channel Swap Yes

42 Auto Sync. Yes

43 Omnipotent Lock Yes

44 Program Edit Yes

45 NO. of built-in speakers 2*3

46 Audio output power(Built-in)(W) 5W*2

47 Total power input（W）350W(max)

48 Voltage range（V）AC 150V~240V

49 Power frequency（Hz）50Hz/60Hz

50 Time of sleep timer(MINS) 180

Parameter

L52A18-AK

Basic

Audio

Jack

Function

1、Features

No. Options Functions

2、Safety Precautions

3、Images of Module and Circuit Boards

1) 、 images of Main Board

1 2 3 4

Socket

number explain Socket

number explain

1 Connector from Digital board

to USB board 2 Connector from Digital board to

ATSC board（no use on

L52A18-A）

3 Connector from Digital board

to board 4 Connector from Digital board to

Control panel

5 PIP software update interface 6 Digital board software update

interface

STANDBY 5V、power 12V

input、power ON/OFF,form left

to right is：12V、12V、GND、

GND、STB5V、GND、ON/OFF

Connector for backlight on/off

and Dimming control，form left

to right is：

GND、GND、backlight

on/off、Dimming control、12V、

12V

9 LVDS interface 10 Socket between Digital board

and Emulation board

11 I2C connector

9 8 7

2) images of Emulation board

Socket

number explain Socket

number explain

1 Audio input of USB board 2 Side AV input

3 Socket between Emulation

board and output port board 4 Socket between Digital board

and Emulation board

5 Power input of USB board,

form left to right is：GND、

GND、5V、5V 6 Speaker interface

5 6

3) output port board

Number Position definition

1 CNA20 Link to CNA22 on Emulation board

2 CNA9 Link to CNA8 on Emulation board

4) Side AV board

Number Position definition

1 CN21 connect with the USB board’s connector JP12

2 CN22

connect with the HUB board’s connector CON6 or

CON9

3 CN23

connect with the HUB board’s connector CON6 or

CON9

4 CN24

connect with the Emulation board’s connector CNA2

2 1

1 2 3 4

5、HUB board

Number Position definition

1 CON1 HUB signal output，be connected with the USB

board’s JP11 or JP17

2 CON8

HUB signal input，be connected with the Card trough

board or USB signal input

3 CON9

HUB signal input，be connected with the Card trough

board or USB signal input

4 CON7

HUB signal input，be connected with the Card trough

board or USB signal input

5 CON6

HUB signal input，be connected with the Card trough

board or USB signal input

6) Power supply assembly

Power supply assembly 2

Power supply assembly 1

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