No. 51858
AV-21D10/AV-21DM10
AV-2134EE/AV-21DTG2
13
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 POWER ON. When the POWER is
turned ON, the data is written in the micro-computer immediately.
LOCATIONS OF FRONT PANEL BUTTONS AND LAMPS
①
MENU buttons
②
CHANNEL
∨
/
∧
buttons
(MENU
∨
/
∧
buttons)
③
VOLUME
-
/
+
buttons
(MENU
-
/
+
buttons)
④
ECO sensor
⑤
REMOTE CONTROL sensor
⑥
ON TIMER lamp
⑦
POWER lamp
⑧
MAIN POWER button
1
2
3
4
5
6
7
8