Sony TAM-R2ES Service Manual page 14

TA-MR2ES
• Waveform
– AMP Board –
1
IC400 wd (X1)
452 mVp-p
80.1 ns
100 mV/DIV, 80 ns/DIV
TA-MR2ES
• IC Block Diagrams
– AMP Board –
IC601 µPC2581V-S
BIAS CIRCUIT
PROTECTOR
PRE PRE
REG DRIVE DRIVE
DRIVE DRIVE
2 3 4 5 6
1 7 8 9 10 11 12 13 14 15
IC303 CXD9725M
28 27 26 25 24 23 22 21 20 19 18
LATCH
LATCH LATCH
5 to 25 DECODER 4 to 13 DECODER 4 to 16 DECODER
24 bit SHIFT REGISTER
5 to 25 DECODER 4 to 13 DECODER 4 to 16 DECODER
LATCH LATCH
LATCH
2 5 6 7 8 10 11
1 3 4 9
14 14
IC403 TC74HC4053AP
16 15
1
17 16 15
LEVEL
SHIFT
12 13 14
11
14 13 12 10 9
C OUT
C OUT
OUT
C
C OUT
C OUT
C OUT
2 3 4 5 6 7 8