Read Sony TCM-900DV Service Manual online
20
TCM-900DV
• IC BLOCK DIAGRAMS
IC201 BA6640F-E2
IC401 FHA012
IC501 NJM2072M (TE2)
IC101 NJM2128M-TE2
+
–
+
–
14
13
12
11
10
9
2
3
4
5
6
7
8
PRE +IN
PRE
AMP
15
16
+
–
ALC
1
RIPPLE
FILTER
POWER
AMP A
POWER
AMP B
S GND
POWER
+IN A
POWER
-IN A
POWER
-IN B
POWER
+IN B
RF OUT
RF IN
TC
ALC IN
POWER
GND
POWER
OUT B
PRE -IN
PRE OUT
POWER
OUT A
VCC
1
2
3
4
5
6
7
8
16
17
18
15
14
13
12
11
10
9
STNBY
PWR MUTE
INV OUT
NFB
MUTE OUT2
IN2
NF2
PWR OUT2
GND
BIAS
RF OUT
REC
BASE OUT
MUTE OUT1
IN1
NF1
PWR OUT1
VCC
MUTE
RIPPLE
FILTER
INV
PWR1
PWR2
50k
30k
30k
50k
24k
30k
AVDD4
LPF1O
LPF1I
AVSS4
A/D CONVERTER
1/2 DF
A IN
CHA
A
VSS1
A
VSS2
CV
A
V
DD1
A
V
DD2
A OUT
BUF IN
BUF OUT
LPF2I
LPF2O
AVSS3
KEY
DAOUT
AVDD3
CP REF
CP OUT
CP IN
F IN
FX IN
VSS1
OSC1I
OSC1O
MODE3
MODE2
MODE1
MODE0
RESETN
VSS2
XTLI
XTLO
VDD2
MUTE A
MUTE B
MUTE C
CHECK
DOWN
CANCEL
UP
MIN
VDD1
OSC2O
OSC2I
DATA
RAM
RAM
1/2 DF
MUTE
SWITCH P
MODE
REGISTER
MICOM IF
MODE
REGISTER
KEY
SHIFT
CONTROL
AUTO
MODE
REGISTER
ANALOG
MODE
REGISTER
DSP
D/A CONVERTER
OP
AMP
OP
AMP
4
OP
AMP
REF
OUT
IN
COMP
ARA
T
OR
1
2
3
4
5
14
13
15
16
6
7
8
9
10
11 12
17
18
19
30
20
21
22
23
24
29 28
33
32 31
34
35
36
TIMING
GENERATOR
37
38
39
40
41
42
43
44
45
46
47
48
27 26
25
1
2
3
4
8
7
6
5
GND
AMP OUT
GAIN CONT
INPUT
VCC
OUTPUT2
OUTPUT1
RECOVERY
TIME CAP
TIME CAP
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