Service Adjustment - Sanyo C21LF37 Service Manual

Service Adjustments
6. Select "HI SEPARATION" by pressing the Cursor
or CHANNEL UP/DOWN button on the remote
control or TV set.
INPUT LEVEL
HI SEPARATION
LOW SEPARATION
ADJUST: - /+
CHOOSE:
EXIT : MENU
7. Adjust the level of 4KHz at TP-318 (pin-39 of IC3401)
to become minimum level by pressing the Cursor + / -
or VOLUME + / - button on the remote control or TV
set.
8. To exit from the service mode, press the MENU button.

Service Adjustment-3

FINE TUNING
This adjustment is used to do a fine tuning of the channels with poor reception after they have been stored by the
automatic tuning.
This function is available for one channel only and the fine-tuned channel is memorized into IC802 (EEPROM).
1. Enter the Service Menu
While pressing the MENU button on the television,
press the "4" or MENU button on the remote control
unit. The Service Menu now appear.
FINE TUNING
Fine tuning service mode
2. Service Adjustments:
Press and hold the Cursor + / - or VOLUME + / -
button on the remote control handset or TV set to
make fine tuning adjustment. Press and hold the +
button for higher frequency tuning, and press and hold
the - for lower frequency tuning.
Fine tuning data value will be automatically stored in
memory.
To return to normal TV mode, press the MENU button on
the TV set or remote control handset. (Or will automatical-
ly return to normal TV mode after 5 seconds.)
/
08
21
34
- +
TP-318 (L)
MENU CH
MENU
[ Entering the Service Menu ]
Cursor -
[ Service Adjustment ]
[ Exit from the Service Menu ]
-15-
Minimum leakage
4KHz
Cursor +