Sony STR-DA7100ES Service Manual page 149

IC3204, 3206 SN74CBT3384APWR
IC3207 SN74CBT3384APWR
1OE
1
1B1 2
1A1
3
1A2
4
1B2
5
1B3 6
1A3 7
1A4 8
1B4
9
1B5
10
1A5
11
GND 12
IC3009 TC74VHC157FT (EL)
IC3013 TC74VHC157FT (EL)
SELECT 11 1
S
1A 2
1A G
INPUT
3
1B 1B 4A
1Y 4 1Y 4B
OUTPUT
5
2A 2A 4Y
INPUT
6
2B 2B 3A
2Y 7 2Y 3B
OUTPUT
3Y
GND 8
IC3404 TK11118CSCL-G
5
OVER HEAT &
OVER CURRENT
PROTECTION
CONTROL
CIRCUIT
BANDGAP
REFERENCE
1 2
24 VCC
23 2B5
2A5
22
2A4
21
2B4
20
19 2B3
18 2A3
17 2A2
2B2
16
2B1
15
14 2A1
13 2OE
16 V
CC
15 STROBE
14 4A
INPUT
4B
13
11 12 4Y OUTPUT
3A
11
INPUT
10 3B
9 3Y OUTPUT
4
3
IC3203 SN74LV4052APWR
2X0 1
2X2 2
2XCOM 3
2X3 4
2X1 5
INH 6
VEE 7
VSS 8
IC3212, 3214 TK11250CMCL-G
6 5
VOLTAGE
CONTROL
1 2 3
IC3012 TC7WH74FU (TE12R)
8 7 6
S R
C D Q
1 2 3
IC3505 TK11225CMCL-G
6 5
CONTROL
CIRCUIT
CONSTANT
CURRENT
SOURCE
BANDGAP
REFERENCE
1 2
STR-DA7100ES
16 VDD
15 X2
14 X1
13 XCOM
12 X0
11 X3
10 A
9 B
4
REG
COMP
5
Q
4
4
OVER HEAT &
OVER CURRENT
PROTECT
3
149