Emerson EWFG2705 Service Manual page 18

4. H f Adjustment
0
Purpose: To get correct horizontal frequency.
Note: Use service remote control unit.
1. To perform the H f adjustment automatically,
0
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)
Press [1] buton.
7
Please wait
OSD color:
Magenta
13
Please wait
There are SD
OSD color:
in all channel.
Magenta
26
OK
OSD color:
Magenta
When SD-Check starting,
there is no ADD channel.
ADD nothing
OSD color:
Magenta
5-3
There is no SD after
selecting channel.
30
NG
OSD color:
Magenta
L3820EA