Sony BVW-55 Maintenance Manual page 660

TP151 TP152
YA
IC151 Q151 IC101
CN401
Y REC RF BUF AMP
MD-122,52-41 42
5V-21 IC131
YMA
YOA
S151
METAL
TP351 TP352
IC351 Q351 Q301,302
CN401
C REC RF BUF
MD-122,52-39 40
CN401
AFM REC RF
AFM-16,22-45 38
TP22 TP21 TP12 TP11
APR-42,31-73 22 METAL
SV-206,303-4 24 YA REC EN
SV-206,303-3 26 YB REC EN
SV-206,303-1 23 CA REC EN
Q401,402
SV-206,303-2 25 CB REC EN
APR-42,31-72 20 REC CNT
SY-272,42-3 29 PB HEAD
CN401
RE A EN
SV-206,302-2 28
RE B EN
SV-206,302-1 27
REC CNT
CN401 CN401
RP DA DO
MD-122,52-25 31
IC31
CN401
RP DA DI
MD-122,52-28 35
RP DA CLK
MD-122,52-26 33 YMA
RP DA CS
MD-122,52-27 36 YMB
CMA
CMB
EVR
YOA
YOB
COA
COB
DRUM REC
CN401 CN401
R/P ON
SY-272,42-6 30
RP-107 RP-107
Block diagram Block diagram
YA REC EN
TP101 TP102
RV102 R103
IC102
YA YA
S101
METAL OXIDE T101
REC
AMP
R/P YA
REC CNT
CN1 CN1
EQ VR
RV101 YA RP HEAD
SELECT
1
YA
BALANCE
PB YA
CN6
YB
R/P YB
CN2 CN2
YB RP HEAD 1
PB YB
CN6
SAME THING AS
THE ABOVE BLOCK DIAGRAM
CA
R/P CA
CN3 CN3
CA RP HEAD 1
MIX
PB CA
CN6
RV301 SAME THING AS
AFM THE ABOVE BLOCK DIAGRAM
CA
RV401
AFM
CB
R/P CB
CB
CN4 CN4
MIX CB RP HEAD 1
PB CB
CN6
SAME THING AS
THE ABOVE BLOCK DIAGRAM
IC651
CN5
CHA RE HEAD
CP651 1
ERASE
OSC
CN5
CHB RE HEAD
4
5V-2
IC601,604
6V
IC602
Q601,605
IC606 6V 5V-3
Q603,607
IC607
5V
5V-21 5V
REG
Q609,611 REG
Q610,612
POWER POWER
CONT SW
IC601 POWER
POWER
Q602,606 CONT
IC602
SW
Q604,608
-5V
REG -5V-21
-5V
REG
-6V
-5V-2
-6V
-5V-3
PB HEAD
3-18 3-18
Q103 IC171,181
T102
MUTE AMP
YA REC EN REC CNT
IC501
YA RP HEAD
3
YA PB
1 PB HEAD
IC503
TP502
CN102
Y PB RF
1
3 YB RP HEAD
4 YB PB CN401
TP501
Y PB RF
32
ADV Y SW PULSE
21
CN401
AFM PB A RF
3 CA RP HEAD 14
IC553
TP552
CN102
C PB RF
7 CA PB 3
CN401
TP551
C PB RF
34
ADV C SW PULSE
3 CB RP HEAD 19
AFM PB B RF
16
10 CB PB
5V
IC652
CN7
DRUM REC +5V
3
Q651,653
POWER POWER
DRUM REC
CONT SW
CN7
DRUM REC -5V
2
-5V
5V
IC653
CN7
DRUM PB -5V
POWER
4
SW
Q652
5V-31
POWER
PB HEAD
CONT
IC608
5V-21
Q613,614
IC603
DC/DC
ON/OFF
-9V
CONVERTER
DRIVE
CONTROL
-5V-31
DM-121,1-1
MD-122,52-21
MD-122,51-92
MD-121,101-23
SV-206,303-16
AFM-16,22-37
DM-121,1-3
MD-122,52-22
AFM-16,21-99
MD-122,51-91
MD-121,101-21
SV-206,303-13
DRUM ASSEMBLY(SR-66),1-3
DRUM ASSEMBLY(SR-66),1-2
DRUM ASSEMBLY(SR-66),1-4
RF REC/PB HEAD AMPLIFIER
RP-107
LOT NO. 812-
BVW-55