Haier HLTDC15 - 15" LCD TV User manual

SERVICE MANUAL
FOR HLTDC15
TFT-LCD TV
Haier Group
TV-8888-59

Content
CONTENTS -----------------------------------------------------------------------------------------------1
Main Unit Description----------------------------------------------------------------------------------2
Features----------------------------------------------------------------------------------------------------4
Warning and Cautions---------------------------------------------------------------------------------6
Replacement of Memory IC--------------------------------------------------------------------------8
Net Dimension-------------------------------------------------------------------------------------------9
Remote Controller Functions----------------------------------------------------------------------10
ICs function description ----------------------------------------------------------------------------13
Block Diagram------------------------------------------------------------------------------------------21
Trouble Shooting---------------------------------------------------------------------------------------26

Front Panel Controls
Control Panel Function
TV/AV MENU VOL- VOL+ CH- CH+ POWER
2345
1. Power supplyswitch
2.TV/AV PC/COMPONENT/AV/SV/TV
3. MENU Press to select the main menu
4. VOL- Volume down/ Left orientation to adjustthe item inthe OSD
VOL+ Volume up / Right orientation to adjust the item/Press to enter
5. CH- TV channel down / to select the item in the menu
CH+ TV channel up / to select the item in the menu
6. Power indicator
Illuminates red in standby mode, illuminates green when the display is
turned on
7.Remote Sensor
Selects the input signals:
Receives the signals from the remote control
1
6
7

Connection Options
The above figure is for reference only,
connections may differ depending upon
the models
DVD
STOP PLAY/PAUSE OPEN/CLOSE
PREW NEXT
DVD insert
VGA Input
Connect to theVGA
15PIN analog output
connector of aPC
display card to use set
as a PC display
DVD/DTV Input
Connect a component
video/audiodevice to
these jacks
Video Input
Connect video output
from an external
device to thisjack
AV/S-VIDEO/
COMPONENT Audio
Input
Connect audio output
from an externaldevice
to these jacks
PC Audio Input
Connect the audio
output from the pc
to the audio input port
Earphone port
Antenna Input
Connect cable or
antenna signals to
the TV, either direc-
tly or through your
cable box.
S-Video Input
Connect S-Video out
from an S-Video device
to the jacks.
ANT IN S-VIDEO VGA IN
PC AUDIO IN AUDIO IN
R L
VIDEO IN
V
Pb
Pr Y
COMPONENT IN
ANT IN S-VIDEO VGA IN
PC AUDIO IN AUDIO IN
R L
VIDEO IN
V
Pb
Pr Y
COMPONENT IN

Features
Model
NO. Functions
HLTDC15
1 TFT SVA
2 Screen size 15inch
3 Aspect ratio 4:3
4 Resolution 1024×768
5 Brightness 250cd/m2
6 Contrast(Darkroom) 400:1
7 Response time(ms) 8
8 Color system NTSC
9 NO. of preset channels 181
10 Picture mode Yes
11 Angel of view H:120°/ V:100°
12 Color display 16,777,216
13 Color level16
14 OSD languages ENGLISH,FANCE, SPAISH
15 AV stereo Yes
16 Surrounding sound No
17 Audio system M
18 Bass Yes
19 Balance Yes
20 Sound mode Yes
21 Mute Yes
22 BTSC Yes
23 AV input Yes
24 AV output NO
25 Y CB CR Yes
26 Y PB PR Yes
27 S-video jack Yes
28 TV in Yes