Sony CMT-VP11 / HCD-VP11 Service Manual ▷ View online
HCD-VP11
21
21
6-10. SCHEMATIC DIAGRAM – CONTROL Section –
+
–
HCD-VP11
22
22
6-11. PRINTED WIRING BOARD – POWER Section –
•
See page 13 for Circuit Boards Location.
Ref. No.
Location
D907
E-5
D908
E-5
D909
E-4
D910
E-4
D911
C-6
D912
D-6
D913
D-6
D914
D-7
• Semiconductor
Location
(Page 16)
1
2
A
B
C
D
E
3
4
5
6
7
8
There are few cases that the part printed on this
diagram isn’t mounted in this model.
diagram isn’t mounted in this model.
PIN FUNCTION
23
6-12. SCHEMATIC DIAGRAM – POWER Section –
HCD-VP11
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
24
6-13. IC BLOCK DIAGRAMS
– MAIN Board –
IC101, 201
TDA7296
THERMAL
SHUTDOWN
BIPOLAR
TRANSCONDACTANCE
INPUT STAGE
STANDBY/
MUTE
BOOST-
STRAP
MOS GAIN &
LEVEL SHIFTING
STAGE
STBY
-GND
IN–
IN+
IN+ MUTE
NC
BOOSTSTRAP
+VS
–VS
STBY
MUTE
NC
NC
+PWVS
OUT
–PWVS
14 15
12
13
10
11
8 9
6
7
5
3
4
1 2
+
–
MOS
OUTPUT
STAGE
SHORT
CIRCUIT
PROTECTION
IC301
TDA7439
VREF
VOLUME
TREBLE
MIDDLE
BASS
SPEAKER
ATTENUATOR
MULTIPLEXER
GAIN AMP
IIC BUS
DECODER &
LATCH
SUPPLY
SDA
CREF
VS
AGND
ROUT
LOUT
SCL
DIG GND
TREBLE (R)
TREBLE (L)
MIN (L)
MOUT (L)
BOUT (L)
BIN (L)
BOUT (R)
BIN (R)
MOUT (R)
MIN (R)
INR
1
2 3 4
5
6
R-IN4
R-IN3
7
8
R-IN2
R-IN1
9
10
MULTIPLEXER
GAIN AMP
L-IN1
L-IN2
11 12
L-IN3
L-IN4
13 14
MUX OUT (L)
15
18
VOLUME
TREBLE
MIDDLE
BASS
SPEAKER
ATTENUATOR
INL
MUX OUT (R)
16
17
27
28
29
30
22 21 20 19
26 25 24 23
GND
OUT1
VCTL
VZ1
VZ2
IN1
IN2
VCC1
VCC2
OUT2
5
6
7
8 9 10
1
2 3
4
DRIVER OUT
PRE DRIVER
LOGIC
SWITCH
TSD
BIAS
IC309
KA3082
IC303
NJM3414AMP(TE2)
8
7
6
5
1
2
3
4
2CH
1CH
VCC
OUT2
–IN2
+IN2
OUT1
–IN1
+IN1
VEE
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