Sony MDS-PC2 Service Manual ▷ View online
41
41
MDS-PC2
6-10. PRINTED WIRING BOARD – PANEL SECTION –
• See page 30 for Circuit Boards Location.
(Page 39)
MAIN BOARD
42
42
MDS-PC2
6-11. SCHEMATIC DIAGRAM – POWER SECTION –
(Page 37)
(Page 36)
BD BOARD
(2/2)
MAIN
BOARD
(1/2)
IN 1
IN 2
OUT
DIGITAL
(OPTICAL)
RESET
43
43
MDS-PC2
6-12. PRINTED WIRING BOARD – POWER SECTION –
• See page 30 for Circuit Boards Location.
• SEMICONDUCTOR
LOCATION
D431
C-2
D432
C-2
D433
C-2
D466
B-2
D467
B-2
D801
E-1
IC601
C-1
Ref. No.
Location
• SEMICONDUCTOR
LOCATION
D411
C-4
D412
C-3
D421
C-2
D422
C-1
D451
B-2
D452
B-2
D461
B-4
D462
B-4
D911
B-4
D912
C-2
Ref. No.
Location
IC411
B-2
IC421
C-1
IC611
C-5
IC621
B-5
IC661
D-5
Q801
E-5
Ref. No.
Location
(Page 39)
MAIN BOARD
IN 1
IN 2
OUT
DIGITAL
(OPTICAL)
CONTROL
A1 II
(Page 34)
BD BOARD
44
44
MDS-PC2
6-13. SCHEMATIC DIAGRAM – BD SWITCH SECTION –
6-14. PRINTED WIRING BOARD – BD SWITCH SECTION –
• See page 30 for Circuit Boards Location.
(Page 37)
MAIN BOARD
(1/2)
6-15. IC BLOCK DIAGRAM
• BD section
IC101 CXA2523AR
–1
–2
+
–
IVR
BB
+
–
IVR
AA
+
–
IVR
CC
+
–
IVR
DD
+
–
IVR
+
–
EE
EE'
EFB
TESW
PTGR
48
MORFO
47
MORFI
46
RFO
45
OPN
44
OPO
43
ADDC
42
COMPP
41
COMPO
40
AGCI
39
RF AGC
38
RF
37
PEAK
36 BOTM
35 ABCD
34 FE
33 AUX
32 ADFG
31 ADAGC
30 ADIN
29 ADFM
28 SE
27 CSLED
26 TE
25 WBLADJ
24
VCC
23
3TADJ
22
EQADJ
21
VREF
20
F0CNT
19
XSTBY
18
XLAT
17
SCLK
16
SWDT
15
TEMPR
14
TEMPI
13
GND
12
APCREF
11
APC
10
PD
9
F
8
E
7
D
6
C
5
B
4
A
3
VC
VI CONV
BGR
VREF
SCRI - PARA
DECODE
+
–
+
–
AUXSW
COMMAND
+
–
IVR
GSW IV
+
–
FF
FBAL
FF'
TG
SEA
–
+
–
+
–1
–2
TG
TEA
WBL
3T
EQ
–
–
+
+
+
+
–
–
+
+
+
+
DET
ADIP
AGC
WBL
BPF22
BPFC
ABCDA
FEA
WBL
ATA
–
+
CVB
+
–
RFA1
–
–
–
–
1
2
–
–
–
–
–
1
2
2
GRVA
CFST
RFA2
GRV
HLPT
PTGR
–2
–1
–1
–2
BOTTOM
PEAK
RF AGC
EQ
EQ
DET
P-P
WBL
3T
WBL
TEMP
PBH
–
+
USROP
+
–
USRC
3T
BPF3T
PEAK3T
1
I
2
J
(Page 39)
MAIN BOARD
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