Sony CMT-VB5 / HCD-VB5 Service Manual ▷ View online
33
1
2
3
4
5
6
7
8
9
10
GND
MOTOR
DRIVE
NOISE
FILTER
CLAMP
FWD.IN
REV.IN
VCC 1
VCC 2
NOISE
FILTER
MOTOR
DRIVE
MOTOR
DRIVE
MOTOR
DRIVE
T.S.D
O.C.P
FWD/REV/STOP
CONTROL LOGIC
IC501 LB1641
(MAIN BOARD)
IC304
BA7665FS-E2
(VIDEO BOARD)
IC302
NJM2255M
(VIDEO BOARD)
IC509
PCM1727E-2/T2
(VIDEO BOARD)
IC303
NJM2209M
(VIDEO BOARD)
7
1
2
3
4
5
6
8
TINT
GND
V+
BGP
COLOR
V IN
COLOR
OFFSET
H
L
VOUT
HUE ADJ
SATURATION ADJ
(COLOR MAIN)
SATURATION ADJ
(COLOR BURST)
1
2
3
4
5
6
7
14
VIDEO
OUTPUT
N.C
N.C
N.C
GND
N.C
V +
CONTROL
N.C
DIFFERENTIATION
INPUT
VIDEO
INPUT
PHASE
DELAY
DIFFERENTIATION
OUTPUT
13
12
11
10
9
8
FREQUENCY
CHARACTERISTIC
COMPENSATION
LPF
SWITCH
CONTROL
SECONDARY
DIFFERENTIATION
GAIN ADJ
LOWER
LIMITER
(1)
LOWER
LIMITER
(2)
CLAMP
(
SYNC
)
CHIP
1
2
3
4
5
6
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
POWER
SUPPLY
CLOCK MANAGER
•
DUAL PLL
AUDIO
DATA INPUT
INTERFACE
8 TIME OVER
SAMPLING DIGITAL
FILTER
•
FUNCTION
CONTROL
MODE
CONTROL
MULTI LEVEL
∆Σ
MODULATOR
MULTI LEVEL
∆Σ
MODULATOR
5 LEVEL
DAC
5 LEVEL
DAC
CR LPF
•
OUTPUT
AMP
CR LPF
•
OUTPUT
AMP
BPZ
CONTROL
13
OPEN
XT1
PGND
VCP
NCKO
RSV
SCKO3
ML
MC
MC
RSTB
VOUTR
AGND
VCA
ZERO
BCK
DATA
LRCK
SCKO2
SCKO1
VDD
DGND
XT2
384fs
15
14 VOUTL
CAP
1
15
16
2
3
4
5
6
7
8
9
6dB
75
Ω
6dB
75
Ω
6dB
75
Ω
20k
MUTEA
INA
GND
GND
GND
N.C.
INB
MUTEB
CHROMA MUTE
MUTE
VCC1
OUTA1
OUTA2
VCC2
MIXOUT1
MIXOUT2
N.C.
OUTB
14
13
12
11
10
SECTION 6
EXPLODED VIEWS
NOTE:
•
-XX, -X mean standardized parts, so they may
have some differences from the original one.
have some differences from the original one.
•
Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering these
items.
are seldom required for routine service. Some
delay should be anticipated when ordering these
items.
•
The mechanical parts with no reference number
in the exploded views are not supplied.
in the exploded views are not supplied.
•
Hardware (# mark) list and accessories and
packing materials are given in the last of this
parts list.
packing materials are given in the last of this
parts list.
The components identified by mark
0
or
dotted line with mark
0
are critical for safety.
Replace only with part number specified.
34
6-1. CASE(TOP) SECTION
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
1
4-230-227-11 PLATE (TOP), ORNAMENTAL
2
4-230-228-01 SCREW (TOP)
3
4-230-225-01 CASE (LEFT)
4
3-363-099-21 SCREW(CASE 3 TP2)
5
4-230-224-01 CASE (TOP)
6
4-230-222-31 PANEL, BACK
7
4-230-226-01 CASE (RIGHT)
1
2
2
3
5
4
4
7
6
#1
#1
#1
#1
#1
#1
#1
#2
35
6-2. FRONT PANEL SECTION
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
Supplied with MAIN board.
z
A : PANEL board
z
B : LED board
z
C : MIC/PC MIX BOARD
51
4-230-213-21 WINDOW (TOP)
52
4-230-202-01 KNOB (MAIN)
53
X-4953-277-1 PANEL SUB ASSY, FRONT
54
4-951-620-01 SCREW (2.6X8), +BVTP
55
4-933-134-11 SCREW (+PTPWH M2.6X8)
56
1-765-343-11 WIRE (FLAT TYPE) (23 CORE)
57
4-230-203-01 KNOB (MIXING)
51
52
53
z
C
54
54
54
54
z
A
55
z
B
56
not
supplied
supplied
57
36
6-3. CHASSIS SECTION
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
Supplied with MAIN board.
z
D : BACK PANEL board
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
101
4-230-206-01 PANEL, LOADING
102
1-693-488-11 TUNER (FM/AM)
103
1-782-648-11 WIRE (FLAT TYPE) (23 CORE)
104
1-757-266-11 WIRE (FLAT TYPE) (13 CORE)
105
1-769-980-11 WIRE (FLAT TYPE) (13 CORE)
106
3-703-244-00 BUSHING (2104), CORD
107
3-704-515-01 SCREW (BV/RING)
108
A-4475-307-A MAIN BOARD, COMPLETE
109
4-965-822-01 FOOT
110
3-970-608-01 SUMITITE (B3), +BV
* 111
3-743-347-01 COVER, FUSE
* 113
4-374-846-21 COVER, CAPACITOR, CAP TYPE
115
3-531-576-01 RIVET
0 116
1-775-787-41 CORD, POWER
118
1-690-589-31 WIRE (FLAT TYPE) (13 CORE)
120
A-4725-499-A VIDEO BOARD, COMPLETE
0 T901
1-435-653-11 TRANSFORMER, POWER
#2
#2
#4
#2
#2
#2
#2
#2
#2
#2
#2
#4
#2
#3
#3
T901
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
CDM55C-K6BD37A
106
110
109
107
108
111
113
z
D
116
115
102
103
104
105
101
#2
#2
120
118
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