Sony DNW-A220 Maintenance Manual page 36

1-9. Settings for Internal Switches/Slit Lands
DM-114/114P Board
P N M
TEST
E102
Factory-set
S101
TP104
TEST
Factory-set
S301
TP304
E302
Switches
n
Do not change settings of the factory-use switches.
Ref.No. Switch name
S101 Y EQ TEST
S301 C EQ TEST
S501
S901-1 ADJ
S901-2
S901-3 AGC OFF
S901-4
1-28
L K J H
S501
S901
Description
Test signal connection switch for Y RF LPF&EQ adjustment
In adjusting, input the test signal to TP104 (GND to E102) with
S101 set to TEST (see illustration) position
Test signal connection switch for C RF LPF&EQ adjustment
In adjusting, input the test signal to TP304 (GND to E302) with
S301 set to TEST (see illustration) position
Factory use
Use for RF EQ adjustment.
OFF: Normal mode
ON: Adjustment/Test mode
Factory use
Turns on and off the AGC function during RF EQ adjustment
OFF: Normal mode (AGC is turned on)
ON: AGC is turned off
Factory use
G F E D
S1701
Factory setting
See illustration
See illustration
OFF
OFF
OFF
OFF
OFF
C B A
1
2
3
4
5
6
S1801
7
DM-114 Board (B Side)
DNW-A220
DNW-A220P