Read Sony TA-MR2ES Service Manual online
14
14
TA-MR2ES
TA-MR2ES
•
IC Block Diagrams
– AMP Board –
• Waveform
– AMP Board –
1
IC400
wd
(X1)
80.1 ns
452 mVp-p
100 mV/DIV, 80 ns/DIV
IC601
µ
PC2581V-S
PROTECTOR
DRIVE
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15
PRE
DRIVE
PRE
DRIVE
BIAS CIRCUIT
REG
MUTE
+VOUT1
–VOUT1
COMP1
NF1
IN1
GND
IN2
NF2
COMP2
–VOUT2
+VOUT2
VCC1
VCC2
VEE
DRIVE
IC403 TC74HC4053AP
15
16
14
13
12
11
10
9
2
1
3
4
5
6
7
8
Z-Z
Y-Y
X-X
X0
X
X1
Y
+VDD
VSS
-VEE
INT
Z
Y1
Y0
LOGIC LEVEL CONVERTOR
C OUT
IN
C
OUT
IN
C OUT
IN
C OUT
IN
C OUT
IN
C OUT
IN
Z1
Z0
IC303 CXD9725M
+VDD
VSS
28
26
25
21
27
LATCH
5 to 25 DECODER
24 bit SHIFT REGISTER
LATCH
5 to 25 DECODER
LEVEL
SHIFT
LATCH
4 to 16 DECODER
LATCH
4 to 13 DECODER
LATCH
LATCH
4 to 13 DECODER
4 to 16 DECODER
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
24
23
22
NC
TVR-REF
TVR-IN
TVR-OUT
M
VR-OUT
M
VR-A-GND
NC
M
VR-IN
NC
NC
CK
CS1
GND
NC
D
ATA
STB
C
S2
N
C
M
VR
-IN
N
C
M
VR-A-GND
M
VR-OUT
TVR-OUT
TVR-IN
TVR-REF
N
C
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