5-3
L3820EA
4. H f
0
Adjustment
Purpose:
To get correct horizontal frequency.
Note:
Use service remote control unit.
1. To perform the H f
0
adjustment automatically,
press [2] button on the service remote control unit.
2. If the adjustment value is not “4”, press again [2]
button on the service remote control unit. Then
press [CH
o
/
p
] buttons to set “4”.
3. Turn the power off and on again. (Main Power
button on the TV unit.)
5. Purity Check
1. Enter the Service mode. (See page 5-1.)
2. Press [7] button on the remote control unit. Each
time pressing [7] button on the service remote
control unit, display changes Red mode, Green
mode, Blue mode, and White mode cyclically.
3. Select White mode.
4. Turn the power off and on again. (Main power
button on the TV unit.)
6. SD Check Mode
1. Enter the Service mode. (See page 5-1.)
2. Press [1] button on the remote control unit. The
unit enter the SD-Check mode.
3. The unit starts selecting the added channel from
first channel according to the memorized CH ADD/
DELL data and CATV/TV data in RAM.
SD Check mode (Factory mode)
7
Please wait
OSD color:
Magenta
Press [1] buton.
13
Please wait
OSD color:
Magenta
There is no SD after
selecting channel.
There are SD
in all channel.
When SD-Check starting,
there is no ADD channel.
26
OK
OSD color:
Magenta
ADD nothing
OSD color:
Magenta
30
NG
OSD color:
Magenta
Содержание EWFG2705
Страница 1: ...SERVICE MANUAL 27 ANALOG DIGITAL COLOR TELEVISION EWFG2705 ...
Страница 40: ...8 9 Digital 2 3 Schematic Diagram L3821SCD2 DIGITAL 2 3 Ref No Position IC253 K 1 Q281 Q 4 IC TRANSISTOR ...
Страница 50: ...12 2 L3821PEX Packing S 7 S 5 S 1 Tape X 5 X 2 X 1 FRONT X 3 S 2 S 3 S 6 S 4 Packing tape ...
Страница 59: ...EWFG2705 L3821UB 2005 07 27 ...