Sony CFD-RG880CP Service Manual page 50

CFD-RG880CP
AGC
L.PO
L.NF
L.RO
L.IN
REF
GND
R.IN
R.RO
R.NF 10
R.PO 11
12
MIC.NF
A0
A1
A2
GND
50
IC301 TA2068NG(5,HZ) (TC Board)
1
2
NAB
AMP1
BUF AMP
3
A1
REC
AMP1
4
26dB
5
6
REF
AMP
7
2.1
REC
8
AMP2
9
26dB
NAB
AMP2
BUF AMP
MIC
A2
AMP1
IC802 S-24CS02AFJ-TB-G (MAIN Board (1/3))
START/STOP
DETECT CIRCUIT
DEVICE
COMP
ADDRESS
COMPARATOR
R/W
1
2
3
DIN
4
LINE
24
23
TAPE
RADIO
22
21
MONITOR
BUF AMP
MUTE
AMP
B1
20
ON 7dB
LOGIC
19
ON
7dB
BUF AMP
18
B2
MONITOR
MUTE
AMP
17
RADIO
16
TAPE
15
14
LINE
13
SERIAL CLOCK
CONTROL CIRCUIT
LOAD
LOAD INC
ADDRESS
COUNTER
Y DECODER
CONTROL CIRCUIAT
DOUT
L.LIN
MIC I/EX
L.RAD
REC
L.LO
VCC
R.LO
LINE
R.RAD
TAPE
R.LIN
MIC
5 SDA
6 SCL
7
WP
8 VCC
HIGH VOLTAGE
GENERATOR
DATA
REGISTER
EEPROM
SELECTOR
DATA OUTPUT/
ACK OUTPUT/