Printed Wiring Board - Bd (Md) Board - Sony HCD-C7NT Service Manual

HCD-C7NT
6-10. Printed Wiring Board – BD (MD) Board –
OPTICAL PICK - UP
BD (MD) BOARD (SIDE A)
(KMS-262E)
E
1 5
E
3 4
E
E
R157
TO
HR901
OVER
WRITE HEAD
• See page 45 for Circuit Boards Location.
TO
BLOCK
BD (MD) BOARD (SIDE B)
S102
PROTECT
REFRECT
M703
IC141
X171
IC190
IC195
23
D
TO
MD DIGITAL
BOARD
CN1005
(Page 57)
54 54
IC101
E
M701
Iop
E
5 4
1 3
IC102
IC152
IC151
R166
E
E
IC181
M702
C
TO
MD DIGITAL
BOARD
CN1004
(Page 57)
IC195 is a written in and settled EEPROM. Supply with a
single article has not been carried out. In case you exchange
by BD board (A-4726-972-A), please put on IC195 currently
used with the model again.
• Semiconductor
Location
Side A
Ref. No. Location
D101 A-1
Q101 B-1
Q131 B-1
Q132 B-1
Q133 B-1
Q134 B-1
• Semiconductor
Location
Side B
Ref. No. Location
D181 D-3
D183 D-3
IC101 A-3
IC102 B-3
IC141 C-1
IC151 C-2
IC153 C-3
IC181 D-3
IC190 D-1
IC195 D-2
Q121 B-3
Q122 B-3
Q181 C-3
Q182 D-3