Read Sony HCD-V5500 / MHC-V5500 / MHC-V7700AV (serv.man3) Service Manual online
HCD-V5500
6-3.
BLOCK DIAGRAM — DECK/SYSTEM CONTROL SECTION —
6-4.
CIRCUIT BOARDS LOCATION
— 17 —
— 18 —
— 19 —
CONNECTOR BOARD
SENSOR BOARD
MOTOR BOARD
CD PANEL BOARD
TC (A) BOARD
TC (B) BOARD
LEAF SWITCH BOARD
TC PANEL BOARD
AUDIO BOARD
MAIN BOARD
RESISTOR BOARD
MOTOR (SLIDE) BOARD
MOTOR (TURN) BOARD
BD BOARD
VIDEO BOARD
VIDEO IN BOARD
2
6
7
12
14
11
15
RECT
Q901-904
REG
IC851
REG
IC853
REG
Q852
REG
IC852
Q104
Q102
SWITCH
Q103
SWITCH
Q106
-REG
Q855
PB(L)
LEVEL
REC
BIAS
BIAS
TRAP
R CH
R CH
R CH
BIAS
OSC
Q621,622
PB EQ
AMP
IC611
3
1
RV341
Q623
+7.5V
C331,L331
ERASE
HEAD
REC/PB
HEAD
(B DECK)
HRPE101
REC/PB
HEAD
(A DECK)
HP101
RV311
R CH
PB(L)
LEVEL
PB EQ
AMP
IC601
5
7
RV301
IC602
REC/PB SWITCH
REC
EQ
BIAS
SW
DOLBY
B
NORM
CROM
REC(L)
LEVEL
LEVEL
RV401
PB A/B
IC401
DOLBY NR/REC EQ AMP
37
6
8
12
14
16
17
18
19
20
13
15
87
88
89
90
91
92
93
80
79
78
ROTARY
ENCODER
S851
97
DRIVE
Q201-204
LED
Q219,220
2
7
D201-210
FUNCTION
KEY
S251-266
73
72
70
65
53
49
41
DRIVE
Q205-218
LED
D211-227
FUNCTION
KEY
S270-282
RESET
IC103
28
MOTOR
SWITCH
CAPSTAN
SWITCH
Q410,411
M
SWITCH
Q409
Q405,408
SPEED
CONTROL
Q651
SPEED
(NOMAL)
TAPE
SPEED
(HIGH)
(HIGH)
TAPE
M
2
7
6
3
MOTOR DRIVE
IC701
OUT2
OUT1
IN2
IN1
M
61
60
M701
TURN
MOTOR
4
7
2
10
OUT2
OUT1
R IN
F IN
M
64
63
M801
SLIDE
MOTOR
MOTOR DRIVE
IC801
1
2
3
4
2
4
A
B
70
120
PB
REC
DOL
PAS
PB
REC
11
29
28
22
A7.5V
10
9
B CrO2
DET
S1008
A CrO2
DET
S1005
NORM/HIGH
NORM/CROM/METAL
BIAS ON/OFF
RM ON/OFF
NR ON/OFF
REC PB/PASS
LM ON/OFF
A120/70
IC703
L CH
VIDEO
SECTION
IIC DATA
IIC CLK
XRST
CD FUNC
DISC
D +5V
A +5V
+5V
A +7.5V
+7V
+12V
-7.5V
CD L
REC L
PB L
IIC DATA
IIC CLK
AC
AC
SYSTEM
CONTROL1
CNB108
TO STR-W550
CNP701
IC101
SYSTEM CONTROL
46
15
29
CD POWER
IIC DATA
IIC CLK
XRST
CD FUNC
RESET
LED1
LED6
KEY A
3
1
+5V
KEY B
LED20
DISC SENS
TBL SENS
A PLAY SW
75
76
11
10
30
94
Q701
SENSOR
IC702
TABLE
SENSOR
X1
X2
X101
5MHz
PB A/B
OPEN SW
S801
EQ H/N
BIAS
REC MUTE
NR ON/OFF
R/P PASS
LM ON/OFF
OUT OPEN
VZ
IN1
IN2
81
96 TC RELAY
TBL R
TBL L
LOAD IN
LOAD OUT
CAPSTAN
MOTOR
M1
TRIGGER
MOTOR
M2
A HALF SW
26
A SHUT
S1001
A PLAY
+5V
+5V
S1004
A HALF
S1007
B HALF
S1009
REC B
S1006
REC A
ROTATION
DET A
Q1001
+5V
B HALF SW
B PLAY SW 95
S1002
B PLAY
+5V
27
B SHUT
+5V
ROTATION
DET B
Q1002
TRIGGER
MOTOR DRIVE
IC402
TRG LOW
B TRG
A TRG
CAP M ON/OFF
CAP M H/L
OUT1
OUT2
2
10
4
6
5
85
84
83
86
82
.
.
LED7
.
.
.
.
E1
E2
E3
16
RV652
RV651
Signal path
: CD
: PB(DECK A)
: PB(DECK B)
: REC(DECK B)
55
56
57
A
(Page 16 )
37
Q105
D +5V
Click on the first or last page to see other HCD-V5500 / MHC-V5500 / MHC-V7700AV (serv.man3) service manuals if exist.