DOWNLOAD Sony XR-5880R / XR-5890R Service Manual ↓ Size: 2.68 MB | Pages: 37 in PDF or view online for FREE

Model
XR-5880R XR-5890R
Pages
37
Size
2.68 MB
Type
PDF
Document
Service Manual
Brand
Device
Car Audio
File
xr-5880r-xr-5890r.pdf
Date
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Sony XR-5880R / XR-5890R Service Manual ▷ View online

6-4. PRINTED WIRING BOARD
— PANEL SECTION — (SIDE A)
Note:
• X
: parts extracted from the component side.
•
¢
: internal component.
• b
: Pattern from the side which enables seeing.
• Abbreviation
G
: German model.
– 25 –
– 26 –
XR-5880R/5890R
Ref. No.
Location
• Semiconductor
Location
D902
B-12
D903
B-12
D904
B-11
D951
C-9
Q941
B-1
Q942
C-1
Q943
C-1
Q944
C-1
Q945
C-2
— PANEL SECTION — (SIDE B)
Ref. No.
Location
• Semiconductor
Location
IC901
A-8
(Page 19)
– 27 –
– 28 –
XR-5880R/5890R
6-5. SCHEMATIC DIAGRAM — PANEL SECTION —
Note on Schematic Diagram:
• All capacitors are in µF unless otherwise noted.  pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in 
Ω
 and 
1
/
4
 
W or less unless otherwise
specified.
•
¢
: internal component.
•
C
: panel designation.
•
U
: B+ Line.
• Power voltage is dc 14.4V and fed with regulated dc power
supply from ACC and BATT cords.
• Voltage and waveforms are dc with respect to ground
under no-signal conditions.
no mark : FM
<
     > : TAPE PLAYBACK
∗
: Impossible to measure
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal production
tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F
: FM
f
: AM (MW)
E
: TAPE PLAYBACK
• Abbreviation
G
: German model.
(Page 23)
IC51
SAA6588T-118
• IC Block Diagrams – MAIN Board –
IC1
TB2118F (EL)
IC301
CXA2509AQ-T4
IC90
BA4558F
VDD
AMP
AMP
AMP
VDD2
1
2
3 4 5 6
7
8
9
10
24 23
22 21
20
19
18
17
16 15
11
12
14 13
XO
OSC
CE
DIN
CK
DOUT
SR
I/O-1
I/O-2
OUT-1
OUT-2
VDD2
IFC
VDD
FM IN
AM IN
D-GND
FM CP OUT
VT
AM CP OUT
VCC
REG
A-GND
XI
SERIAL
INTERFACE
I/O
PORT
OSCILLATOR
ON/OFF
BUFFER
REFERENCE
DIVIDER
PHASE
COMPARATOR
20BIT
IF COUNTER
PRESCALLER
12BIT
PROGRAMMABLE
COUNTER
+
–
REGULATOR
18BIT
18BIT
22BIT
40BIT SHIFT
REGISTER
REF
VCC
SEEK/RECP
SEEK/RECP
+
–
SIG
4BIT SWALLOW
COUNTER
OUTPUT
PORT
+
+
8
7
6
5
1
2
3
4
2CH
1CH
VCC
OUT2
–IN2
 +IN2
OUT1
–IN1
+IN1
VEE
+
–
+
–
+
–
+
–
+ –
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
21
22
23
26
27
28
29
30
31
32
33
34
37
38
39
40
24
25
PBFB1
PBRIN1
PBREF1
PBFIN1
35
36
PBGND
VCT
PBFIN2
PBREF2
PBRIN2
PBFB2
PBEQ1
PBOUT1
VCC
TAPEIN1
AUXIN1
MSLPF
LINEOUT1
NC
NC
G2FB
G1FB
MSTC
DGND
MSOUT
NC
NC
INSW
TAPESW
MSMODE
DRSW
MSSW
NC
NC
LINEOUT2
DIREF
AUXIN2
TAPEIN2
PBEQ2
PBOUT2
GND
F2
120
µ
/70
µ
X1
X1
VCT
+
F1
120
µ
/70
µ
24dB
F3
LPF
VCC
DETECT
MS ON/
OFF
FWD/RVS
TAPE EQ
TAPE/AUX
NR BIAS
24dB
MS
MODE
T2
T1
IC361
LB1638M
1
2
3
4
5
6
7
8
9
10
GND
IN1
VCC
IN2
GND
N.C.
OUT2
VS
OUT1
N.C.
CONTROL LOGIC
SE3L
SE3R
MUTE
SDA
SCL
PAUSE
OUT FL
OUT FR
OUT RL
OUT RR
SUBOUT+
SUBOUT–
VDD
GND
CREF
SE1L
SE1R
MD+
MD–
CDL+
CDL–
CDR–
CDR+
PDR
PDGND
PDL
SE2L
SE2R
INPUT
GAIN &
AUTO
ZERO
PAUSE
DETECT
INPUT MUL
TIPLEXER &
MIXING ST
AGE
REAR SIDE
SELECTOR
FRONT SIDE
SELECTOR
LOUDNESS
CONTROL
CIRCUIT
INPUT
GAIN
BEEP
LOUDNESS
CONTROL
CIRCUIT
SOFT
MUTE
VOLUME
CONTROL
CIRCUIT
COMPANDER
TREBLE/
BASS
CONTROL
CIRCUIT
SUBWOOFER
OUT
FADER
SUBWOOFER
LP
IIC
BUS
DIGITAL CONTROL CIRCUIT
POWER
SUPPLY
FRONT
FADER
FRONT
FADER
REAR
FADER
REAR
FADER
VOICE BANDPASS
HP
LP
SDA
SCL
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
SCOUT
MRO
MPTH
TCON
OSCO
OSCI
VSSD
VDDD
DAVN
SDA
VREF
MPX
VSSA
VDDA
AFIN
MAD
PSWN
SCL
2
1
6
15
11
13
16
14
12
INTERFACE
REGISTER
SIGNAL QUALITY
DECODER
CLOCKED
COMPARATOR
POWER SUPPLY
& RESET
TEST
CONTROL
OSCILLATOR
& CLOCK
PAUSE
DETECTOR
MULTI
PATH
DETECTOR
57kHz
8th ORDER
BAND-PASS FILTER
RDS/RDBS
DECODER
RDS/RDBS
DEMODULATOR
IIC BUS SLAVE
TRANSCEIVER
17
18
CIN
19
LVIN
20
8
7
DATA
CLOCK
DATA
CLOCK
4
4
5
9
10
3
4
5
IC401
TDA7462D
– 29 –
– 30 –
– 31 –
IC671
BA3918-V3
IC611
TDA7385
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
TA
B
PW
-GND
OUT2–
ST
-BY
OUT2+
Vcc1
OUT1–
PW
-GND1
OUT1+
SVR
IN1
IN2
S-GND
IN4
IN3
AC-GND
OUT3+
PW
-GND3
OUT3–
Vcc2
OUT4+
MUTE
OUT4–
PW
-GND4
DIAGNOSTICS OUT
+
–
+
–
+
–
+
–
OVER VOLTAGE
PROTECT
REGULATOR
1
2 3 4
5
6
7
8
9
10
12
11
NC
MODE2
MODE1
STB
VDD
AMP
VCC
ANT
COM
AM
FM
GND
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