Sony STR-DA2800ES - Troubleshooting Audio Formats and Effects; Multi-Channel Audio and Surround Effect Issues

STR-DA2800ES
124
IC3508, 3509, 3701, 3707 MM1839A50NRE
IC3608 MM1839A18NRE
IC3615 – 3617, 3860 MM1839A33NRE
VOUT
4
CONT 1
GND
2
NC
3
VIN
5
+
–
VOLTAGE
REFERENCE
REGULATOR
CURRENT
LIMIT
THERMAL
SHUTDOWN
BIAS
IC3524 TC74VHC541FT (EKJ)
8
15
16
10
14
13
12
11
9
6
7
4
2
3
1
VCC
G2 Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
GND
A8 A7
A6
A5
A4
A3
A2
G1
A1
20 19 18
17
5
IC3614 MM3464A33NRE
VOUT
5
NC
4
CE 3
GND
2
VDD 1
+

VOLTAGE
REFERENCE
CURRENT
LIMIT
BIAS