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
7
STANDBY 5V、power 12V
input、power ON/OFF,form left
to right is：12V、12V、GND、
GND、STB5V、GND、ON/OFF
8
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
5
6
9 8 7
10
11
-
1
4
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
2
5 6
4
3
-
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
1
3
2
45
-
6) Power supply assembly
Power supply assembly 2
1
2
3
4
5
Power supply assembly 1
This manual suits for next models
2
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