5
b. Connect VG-848 signal of YPBPR to YPBPR terminal and input TIMING972(1080i/60HZ)
100% color bar of PAT976(include black/white bars), Enter ADC ADJ submenu, select AUTOTUNE
and wait for OK display. Input PAT920(8 gray levels), check if the white balance is normal, if not, set
ALL COLOR to 0 and fine adjust according to the method of 4.4.1c)
c. Connect AV signal (PM5518, 8 gray levels, NTSC) to VIDEO1 terminal, check if the white
balance is normal, if not, set ALL COLOR to 0 and fine adjust according to the method of 4.4.1c)
Note
: it can’t set back to 1 once ALL COLOR changes to 0.
5. Performance check
5.1 TV function
Enter searching menu
→
auto search, connect RF-TV terminal with central signal source and check
if the picture is normal, if there are channels be skipped. Check TXT and parental control.
5.2 AV, YPbPr terminals
Input AV/S, YPbPr/YCbCr HD signal, check if the picture is normal.
5.3 VGA terminal
Insert VGA terminal, input VGA format signal of 640x480@60 Hz and check if the display is normal.
5.4 Check sound channel
Check the speaker of each channel.
5.5 Other function check
Check the ON/OFF timer, sleep timer, picture/sound mode, OSD, freeze/mute, stereo, etc.
5.6 Presetting before ex-factory
6. Software instruction
Software instruction
No.
Code No.
Type
Function
Flash written
before paste
Method
NS14
5270008001
ATMEGA8L
Power management IC
Yes
NS3 5272540003
EN25F40
Main CPU program
Yes
NA3
(NB3)
5272402002 24C02N-10SI27
HDMI
EDID
Yes
NB3(
NB7)
5272421001
(5272402002)
24LCS21A/SN
(24C02N-10SI27)
VGA EDID
Yes
NS5 5272404002
24C04N-10SI27 HDMI
HDCP
Yes
Written with
instrument like
ALL11
NS1 5272432001
AT24LC32A/SN
Store some important
information
No
Unnecessary to
write
Item Setting Item
Setting
Item Setting
PICTURE MODE
STANDARD
BALANCE
50
OSD LANGUAGE
English
COLOR MODE
NORMAL
VOLUME
50
OSD HPOSITION
50
NR WEAK
SLEEP
TIMER
OFF
OSD
VPOSITION
50
ZOOM
FULL
TTX LANGUAGE
WEST
OSD HALFTONE
50
SOUND MODE
STANDARD
BLUE SCREEN
OFF
OSD DURATION
15
AVC OFF
WSS
OFF
Summary of Contents for LC-19HU56S
Page 1: ...LCD TELEVISION LC 19HU56S...
Page 11: ...9 6 Select the document then the window will appear as shown below Select...
Page 18: ...16 2 TDA7266SA The TDA7266SA is a dual bridge amplifier...
Page 20: ...18...
Page 27: ...Main Board Schematic diagrams Page 1 total 8 pages 25...
Page 28: ...Main Board Schematic diagrams Page 2 total 8 pages 26...
Page 29: ...Main Board Schematic diagrams Page 3 total 8 pages 27...
Page 30: ...Main Board Schematic diagrams Page 4 total 8 pages 28...
Page 31: ...Tuner Board Schematic diagrams Page 5 total 8 pages 29...
Page 32: ...IR Key Board Schematic diagrams Page 6 total 8 pages 30...
Page 33: ...Power Board Schematic diagrams Page 7 total 8 pages 31...
Page 34: ...Back light Board Schematic diagrams Page 8 total 8 pages 32...
Page 36: ...APPENDIX B Exploded view LC 19X56 34...
Page 38: ...9219HU5610 Ver 1 0...
