-16-
MENU
MENU
Service Adjustments
-16-
To return to normal TV mode, press the
MENU
button on
the TV set or remote control handset. (Or will automati-
cally return to normal TV mode after 5 seconds.)
FINE TUNING
- +
Fine tuning service mode
Fine tuning data value will be automatically stored in memory.
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.
2. Service Adjustments:
Press and hold the
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
VOLUME -
for lower frequency tuning.
[ Entering the Service Menu ]
[ Exit from the Service Menu ]
MENU
MENU
[ Service Adjustment ]
6.
Select “HI SEPARATION” by pressing the
CHANNEL
UP/DOWN
button on the remote control or TV set.
7.
Adjust the level of 4KHz at TP-318 (pin-39 of IC3401)
to become minimum level by pressing the
VOLUME
(+/-)
button on the remote control or TV set.
8.
To exit from the service mode, press the
MENU
button.
TP-318 (L)
Minimum leakage
4KHz
INPUT LEVEL 08
HI SEPARATION
21
LOW SEPARATION 34
ADJUST: - /+
CHOOSE:
▲▼
EXIT : MENU
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VOLUME -
