Sony XR-C2600 Service Manual ▷ View online
13
Adjustment Location:
TU100
– TU100 (Component Side) –
RV2 FM Auto Seek/Stop Level Adjustment
RV1 FM Stereo Separation Adjustment
– SET UPPER VIEW –
Tape Speed Adjustment
14
Note on Printed Wiring Board:
•
•
X
: parts extracted from the component side.
•
Y
: parts extracted from the conductor side.
•
b
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
SECTION 5
DIAGRAMS
5-1.
NOTE FOR PRINTED WIRING BOARDS AND
SCHEMATIC DIAGRAMS
SCHEMATIC DIAGRAMS
Note on Schematic Diagram:
• All capacitors are in µF unless otherwise noted. pF: µµF
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
C
: panel designation.
•
U
: B+ Line.
• Power voltage is dc 14.4V and fed with regulated dc power
supply from ACC and BATT cords.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
(
no mark : FM
(
) : AM
〈〈
〉〉
: TAPE PLAY
∗
: Impossible to measure
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
• Signal path.
F
: FM
f
: AM
E
: TAPE PLAY
L
: BUS AUDIO IN
• Semiconductor
Location
Ref. No.
Location
D1
K-8
D2
K-8
D100
D-12
D101
H-12
D102
I-12
D103
I-12
D300
G-5
D400
E-8
D500
D-8
D501
D-9
D502
C-9
D503
D-8
D504
D-8
D505
D-7
D506
C-7
D507
C-7
D600
E-7
D603
E-4
D605
G-3
D606
L-3
D607
K-3
D608
K-3
D609
K-3
D610
L-6
D611
L-6
D612
L-6
D613
L-3
D614
K-13
D615
E-4
D616
E-5
D617
F-7
D618
E-7
D700
D-4
D702
E-4
D703
F-5
D705
G-7
D706
J-4
D707
J-5
D708
E-4
D709
J-12
D800
D-3
D801
E-3
D802
E-3
D804
E-3
IC1
I-7
IC2
I-9
IC3
K-13
IC130
F-12
IC300
I-3
IC400
F-10
IC500
B-8
IC800
F-3
Q1
K-9
Q3
I-5
Q100
E-12
Q101
I-12
Q102
H-11
Q103
I-13
Q104
H-12
Q105
I-12
Q106
H-12
Q400
C-11
Q401
D-12
Q402
D-11
Q403
D-12
Q600
E-8
Q601
F-8
Q604
G-2
Q605
G-4
Q700
F-7
Q701
F-5
Q702
G-5
Q703
I-5
Q704
F-4
Q705
F-5
Q706
G-4
Q707
J-4
Q708
K-6
Q709
K-12
Q710
K-11
Q711
I-5
15
15
XR-C2600
5-2.
PRINTED WIRING BOARDS – MAIN Board –
C802
C801
C406
C412
C410
C144
C724
C124
C151
R150
C146
C108
C109
C111
C145
C136
C137
C138
C139
C147
C103
C115
JC1
C123
C152
C131
C411
C413
C403
C135
C423
C421
C428
C429
C437
C422
C420
C404
C502
C603
C4
C5
R11
C701
C503
C303
C301
C800
R703
R411
R109
R130
R131
R132
R133
R401
C105
R106
R101
R719
RESET
R33
R104
R113
R111
R112
JC2
R140
C134
R139
R134
R504
C512
R413
R410
C436
R406
R408
R412
R502
R418
R419
R21
R5
R4
R709
R701
R20
R19
R27
R31
R10
R29
R715
R49
R46
JC3
R307
R301
R310
R605
R804
R803
C300
C602
C14
C16
C12
C116
C160
C161
R136
R137
C102
C114
C148
R135
C133
C405
C407
C513
C120
C118
C132
C130
C101
C140
C434
C435
C402
C607
C10
C15
C13
C8
C7
C6
C2
C501
C719
C718
C606
C604
C306
C302
C308
C311
R41
R28
R32
R34
R116
R102
R142
R100
R110
C162
R161
R160
R141
R409
R416
R417
R407
C511
R414
R404
R402
R415
R405
R403
R500
R400
R624
R625
R601
R39
R40
R621
R3
R2
R25
R38
R706
R720
R18
R24
C717
R714
R613
R614
R620
R619
R618
R615
R616
R609
R610
R612
R611
R304
R306
C307
R305
R303
R302
R300
R311
R622
R606
R800
R802
Q708
BC
E
Q402
Q403
Q401
Q100
Q400
Q103
Q106
Q105
Q101
Q102
IC3
Q710
B C E
BC
E
Q601
GS
D
Q711
Q703
Q709
Q707
BC
E
Q705
BC
E
B
C
E
Q604
B
C
E
B
C
E
B
C
E
B
C
E
B
C
E
B
C
E
B
C
E
B
C
E
E
B
C
E
B
C
E
Q1
B
C
E
B
C
E
Q706
Q605
B
C
E
Q702
B
C
E
Q701
B
C
E
Q600
IC800
IC400
IC1
IC130
IC300
R17
C609
D616
AK
D618
AK
D400
AK
D100
A
K
D103
A
K
IC2
L102
1
CN300
1
3
A
KEY BOARD
CN901
X2
1
2
3
1
11
12
1
13
24
12
22
23
33
34
44
1
2
3
Q104
13
14
26
TU100
FM/AM
TUNER UNIT
CN100
FM/AM
ANTENNA
C803
(FRONT VIEW)
CN800
+
C700
+
D615
D702
D708
D300
D800
D802
D801
D804
D700
D507
D506
D505
D504
D503
D500
D501
D502
D703
D600
D706
D2
D1
D603
D712
D605
D609
D608
D607
D606
D613
R623
L700
R705
14
8
1
7
R711
R713
R707
R710
R712
R708
R617
R15
R16
R14
R13
R12
R503
R162
R163
R9
R152
R153
R22
R23
R717
R309
R308
R702
R420
R143
R107
R718
C714
C431
R700
Q700
C
E
B
R312
C309
C605
C716
+
+
+
+
C310
C305
C304
+
+
+
C712
+
C713
+
C709
R716
D611
D612
D610
D707
D617
D705
C509
C424
C426
C427
C425
+
C430
+
C414
+
C401
+
C164
+
C165
+
C143
+
C418
+
C419
C417
+
+
C142
+
C141
+
C416
+
+
C508
C510
+
+
C408
+
C702
+
C409
+
C121
+
C113
+
C110
+
+
C415
+
C400
+
C601
+
+
C710
+
+
+
+
X100
D101
D102
D709
D614
S2
C3
+
X1
L1
L130
8
3
2
1
6
5
4
7
IC500
24
2
1
25
TH800
F700
CN700
1
9
8
16
18
Q704
8
5
1
4
(CHASSIS)
(CHASSIS)
05
CN600
12
11
2
1
76
100
1
25
26
50
51
75
CN350
8
1
L103
L100
TO
CN700
CN400
L
R
BUS AUDIO IN
L
R
AUDIO OUT
(LINE OUT)
(LINE OUT)
19
17
HP901
PLAYBACK
HEAD
DSP100
5
4
8
7
6
2
1
3
(FOR SONY BUS)
CN800
BUS CONTROL IN
MAIN BOARD
1
8
M901
(CAPSTAN/REEL)
M
RED
BLU
S901
(DIRECTION)
REV
m
FWD
BRN
BRN
ORG
ORG
S902
(FF/REW)
(OFF : PLAYBACK)
S903
(TAPE DETECT)
(ON : TAPE IN)
YEL
YEL
TO
CN350
1
A
2
3
4
5
6
7
8
9
10
11
13
14
15
16
B
C
D
E
F
G
H
I
J
K
L
12
1
9
WHT/BLK
WHT
GRN/BLK
GRN
VIO/BLK
VIO
GRY/BLK
GRY
BLU/WHT
BLU
RED
YEL
BLK
FRONT LCH (–)
FRONT LCH (+)
REAR LCH (–)
REAR LCH (+)
REAR RCH (–)
REAR RCH (+)
FRONT RCH (–)
FRONT RCH (+)
AMP REM
ANT REM
ACC
BATT
GND
2
10
3
11
4
12
5
13
6
14
7
15
8
16
1-676-258-
11
R30
B
C
E
Q3
S3
FREQUENCY
SELECT
AM10K/FM200K
AM9K/FM50K
(Page 18)
16
16
XR-C2600
5-3.
SCHEMATIC DIAGRAM – MAIN Board (1/2) –
• See page 20 for waveforms.
• See page 20 for IC Block Diagram.
Click on the first or last page to see other XR-C2600 service manuals if exist.