Sony TA-MR2ES Service Manual page 14

TA-MR2ES
Q Q
• Waveform
3 7 6 3 1 5 1 5 0
– AMP Board –
1
IC400 wd (X1)
452 mVp-p
80.1 ns
100 mV/DIV, 80 ns/DIV
T E
L 1 3 9 4 2 2 9 6 5 1 3
w w w
TA-MR2ES
• IC Block Diagrams
– AMP Board –
IC601 µPC2581V-S
PROTECTOR
REG DRIVE
2 3 4 5 6
1
IC303 CXD9725M
26 25 24
28 27 23
LATCH
5 to 25 DECODER
24 bit SHIFT REGISTER
5 to 25 DECODER
LATCH
1 2 3 4 5
x a o
y
. i
http://www.xiaoyu163.com
BIAS CIRCUIT
PRE
PRE
DRIVE
DRIVE DRIVE
7 8 9 10 11 12 13 14 15
Q Q
3 7 6
22 21 20
19 18 17 16 15
LATCH
LATCH
4 to 13 DECODER 4 to 16 DECODER
LEVEL
SHIFT
4 to 13 DECODER 4 to 16 DECODER
LATCH LATCH
6 7 8 9 10 11 12 13 14
u 1 6 3
14 14
http://www.xiaoyu163.com
2 4
8 9 9
IC403 TC74HC4053AP
16 15 14 13 12
C OUT
C OUT
C OUT
C OUT
C OUT
C OUT
1 2 3 4 5
3 1 5 1 5 0 8 9 2
m
c o
.
2
8 9 9
11 10 9
6 7 8
4 9 8 2 9 9