Sony PCM-1630 Operation And Maintenance Manual page 82

1-616-292-12
AD-23
SECTION C
SCHEMATIC AND CIRCUIT BOARD DIAGRAMS
AD-23 BOARD (1-616-292-12) S/N; 10001 TO 10800
Component Side
J H
G
2
5
6
7
Note: TP16 on the AD-23 board has been misprinted.
Please read TP16 as TP1 06.
C-1
AD-23
1-616-292-12
Traces that have been cut.
C132---- C135
C135---- R139
TP5 ---- IC7-9
TP6 ---- IC7-5
C232----C235
C235 --- R239
IC4-5 ---- IC7-5
1
it~
·~' ~.Jt;~o. t>·-.-"~·~·-·--~.~·--··
1\136 ,· •. -
·~·---·,.~,~~
~g;;;
N
~ ·~
N -t.
~ZJB ~
A
&~~(~~..;:~""'
·~~1~·'x
- e , , _
' , c,-cc . . . . .
1::-r-c-,.---:-:-:::---'--_.;:_:,
Ciffut:;;
§I · ' {
H.C Cl2 ""
\!WE GND 1 {; {·
Jumpers that have been soldered
C132---- C135
C132---- R139
C232---- C235
C232---- R239
IC4-6 ---- TP6
IC7-2 TP6
IC7-4 ---- Ic:6-11
!C7-1 --- IC7-11
IC7-6 ---- IC7-13
IC7-12 ---- TP5
IC7-9 ---- IC6-2
C-2
Parts that have been adjed
C30 1
C302
*
c:3s
*C235
*
Only C135 and C235 have been
reversely ins~alled agalrst
t he p o l a ~ 1 '- y p
r· : ''
t
E
d o n
tiHo
Go ar~cJ