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No. 52025
A
V-20N3
A
V-20NMG3
A
V-20NMG3B
14
REPLACEMENT OF IC301 (IF V/C DECODER)
" For the IC301(IF V/C DECODER) of this model, all data are written in the micro-computer. So, write the data in the micro-
computer in accordance with the following procedures before starting adjustment.
PROCEDURES
(1) Turn the POWER OFF.
(2) Replace the IC301 with a new one.
(3) While pressing MENU button and VOL+ button ON the FRONT CABINET simultaneously, turn the POW ER ON. When the POWER is
turned ON, the data is written in the micro-computer immediately.
LOCATIONS OF FRONT PANEL BUTTONS AND LAMPS
MENU buttons
CHANNEL ･ / ･ buttons
(MENU ･ / ･ buttons)
VOLUME
－
/
＋
buttons
(MENU
－
/
＋
buttons)
AI ECO sensor
REMOTE CONTROL sensor
ON TIMER lamp
POWER lamp
MAIN POWER button
MENU buttons
CHANNEL －/＋buttons
(MENU －/＋buttons)
VOLUME
－
/
＋
buttons
(MENU
－
/
＋
buttons)
AI ECO sensor
REMOTE CONTROL sensor
ON TIMER lamp
POWER lamp
MAIN POWER button
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