Sony CFD-RG880CP Service Manual ▷ View online
CFD-RG880CP
49
IC1 TA2149BN (TUNER Board)
IC2 LC72137M-TLM-E (TUNER Board)
GND1
3
2
1
IF REQ
AM
MIX
FM RF-IN
AM LOW CUT
5
4
MIX OUT
VCC2
AF IF-IN
8
7
6
FM IF-IN
GND2
10
9
AGC
QUAD
12
11
R-OUT
L-OUT
FM RF-OUT
22
23
24
20
21
17
18
19
15
16
13
14
AM RF-IN
VCC1
FM OSC
ST-IND
OSC-OUT
AM OSC
IF-OUT
LPF2/MO-ST
MPX- IN
DET-OUT
LPF1/BAND
FM
MIX
FM
OSC
LEVEL
DET
AM
DET
MUTE
FM
DET
ST/MO
FM/AM
AM
OSC
AGC
SW
ST
1/8
BUFF
BUFF
DIVIDE
DECODE
VCO
IF BUFF
AF BUFF
AF
FM RF
AM IF
FM IF
1/1 OR
1/16
11
10
9
8
7
6
5
4
3
2
1
12
13
14
15
16
19
20
UNLOCK
DETECTOR
POWER ON
RESET
UNIVERSAL
COUNTER
CCB
I/F
CE
DI
CL
DO
XOUT
LP-OUT
XIN
LP-IN
PD
PD
VSS
VDD
MO/ST
FM IN
AM IN
MUTE
FM/AM
BAND
ST-IND
BAND
IF IN
PHASE
DETECTOR
CHARGE
PUMP
REFERENCE
DIVIDER
SWALLOW
COUNTER
1/16,1/17
4BITS
12BITS
PROGRAMMABLE
DIVIDER
DATA SHIFT REGISTER
LATCH
1/2
17
18
CFD-RG880CP
50
IC301 TA2068NG(5,HZ) (TC Board)
IC802 S-24CS02AFJ-TB-G (MAIN Board (1/3))
1
2
3
6
9
10
11
12
8
7
4
5
22
TAPE
TAPE
TAPE
BUF AMP
A1
BUF AMP
A2
NAB
AMP1
NAB
AMP2
23
24
15
14
13
21
20
17
16
RADIO
BUF AMP
B1
BUF AMP
B2
MUTE
MUTE
ON
ON
ON
7dB
26dB
26dB
MONITOR
AMP
LOGIC
18
19
MUTE
7dB
MONITOR
AMP
LINE
TAPE
RADIO
LINE
ALC2
ALC1
DET
REC
AMP1
REC
AMP2
2.1
REF
AMP
MIC
AMP1
VCC
R.LO
LINE
R.RAD
TAPE
R.LIN
MIC
L.LO
REC
L.RAD
MIC I/EX
L.LIN
AGC
L.PO
L.NF
L.RO
L.IN
REF
GND
R.IN
R.RO
R.NF
R.PO
MIC.NF
START/STOP
DETECT CIRCUIT
HIGH VOLTAGE
GENERATOR
DATA OUTPUT/
ACK OUTPUT/
CONTROL CIRCUIAT
DATA
REGISTER
EEPROM
X DECODER
SELECTOR
DEVICE
ADDRESS
COMPARATOR
SERIAL CLOCK
CONTROL CIRCUIT
ADDRESS
COUNTER
Y DECODER
LOAD
COMP
LOAD
R/W
DOUT
DIN
A0
A1
A2
GND
INC
1
2
3
4
SDA
SCL
WP
VCC
5
6
7
8
CFD-RG880CP
51
IC301 BD3499FV-E2 (MAIN Board (2/3))
IC351 NJM14558V-TE2
(MAIN Board (3/3))
1
IN L1
18 BCB2 L
17 BCA1 L
16 BCA2 R
17 BCA1 L
16 BCA2 R
20 SB2 L
19 OUT2 R
22 SB1 L
21 SR
21 SR
24 VCC
23 OUT1 L
26 SDA
25 SCL
25 SCL
28 FIL
27 GND
27 GND
15 BCB2 R
2
IN R1
3
IN L2
5
IN L3
6
IN R3
4
IN R2
11
VOL1 L
12
VOL2 R
13
TC2 R
14
TC1 L
7
IN L4
8
IN R4
9
SEL2 R
10
SEL1 L
INPUT
SELECTOR
TREBLE/
BASS
INVERTER
VOLUME
INPUT
GAIN
SURROUND
PC BUS
LOGIC
1
2
AOUT
A–IN
A+IN
V–
3
4
8
7
V+
BOUT
B–IN
B+IN
6
5
CFD-RG880CP
52
IC901 PQ1CZ21H2ZPH (MAIN Board (3/3))
CONSTANT VOLTAGE
ON/OFF
CIRCUIT
OVER CURRENT
ERROR AMP
DETECT
OVER HEAT
DETECT
Q
S
R
FLIP-FLOP
OSCILLATOR
COMPARATOR
VREF
FB
CONT
CIRCUIT
PWM
4
1
VIN
2
VOUT
3
5
GND
Click on the first or last page to see other CFD-RG880CP service manuals if exist.