Sony XR-M510 Service Manual ▷ View online
XR-M510
25
25
Note on Printed Wiring Board:
•
•
X
: parts extracted from the component side.
•
Y
: parts extracted from the conductor side.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Conductor Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component Side)
the parts face are indicated.
7-5.
NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
Note on Schematic Diagram:
• All capacitors are in
• All capacitors are in
µ
F unless otherwise noted. pF:
µµ
F
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.
•
f
: internal component.
•
C
: panel designation.
•
A
: B+ Line.
•
U
: B+ Line.
•
H
: adjustment for repair.
• 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
(
) : MW
[
] : LW
〈〈
〉〉
: TAPE PLAYBACK
• 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.
F
: FM
f
: MW/LW
L
: BUS AUDIO IN
E
: TAPE PLAY
• Abbreviation
SE
: South European model
• Please refer to servicing notes (page 3) for system of
TYPE A and B.
• Waveforms
– MAIN Board –
– MAIN Board –
1
IC700
5
OSCI
2
IC601
ud
X1A
3
IC601
od
X1
4
IC607
ih
EXTAL
– DISPLAY Board –
5
IC901
oh
OSC
2.4 Vp-p
231 ns
3.1 Vp-p
305
µ
s
3 Vp-p
54 ns
3.2 Vp-p
22.8
µ
s
3.2 Vp-p
22.8
µ
s
5.5 Vp-p
272 ns
6
IC902
oh
OSC
• DISPLAY board is four-layer printed board.
However, the patterns of layers 2 and 3 have not been included
in this diagrams.
in this diagrams.
• Abbreviation
SE
: South European model
• Please refer to servicing notes (page 3) for system of TYPE A
and B.
XR-M510
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26
7-6.
PRINTED WIRING BOARDS – MAIN Board (Component Side) –
IC700
J-12
IC750
F-14
Q100
E-13
Q103
E-8
Q104
F-8
Q106
K-6
Q107
K-6
Q200
B-11
Q201
B-11
Q220
I-6
Q221
I-6
Q222
I-6
Q223
J-4
Q250
B-10
Q251
B-10
Q300
E-4
Q302
E-4
Q402
E-3
Q403
F-3
Q404
H-11
Q405
G-3
Q406
G-3
Q500
H-3
Q501
J-2
Q502
I-2
Q503
F-4
Q504
F-4
Q505
G-5
Q600
E-6
Q603
G-7
Q604
J-4
Q605
F-9
Q606
F-9
Q607
D-4
Q608
D-4
Q611
I-9
Q612
F-9
Q750
F-13
Q751
G-13
Ref. No.
Location
Ref. No.
Location
D100
D-13
D103
I-9
D104
D-13
D201
I-5
D202
H-6
D203
B-9
D205
J-4
D206
H-6
D310
C-4
D311
C-4
D312
E-3
D316
B-6
D400
F-3
D500
F-4
D501
B-1
D505
F-4
D508
G-4
D509
H-2
D511
H-4
D513
G-4
D606
H-5
D607
D-2
D611
J-6
D627
J-9
D628
I-5
D701
F-8
D750
F-13
IC100
F-11
IC101
G-9
IC102
J-6
IC400
F-3
IC401
H-11
IC501
H-4
IC502
G-2
IC503
H-3
IC601
F-6
IC602
E-5
IC606
J-7
IC607
I-8
• Semiconductor Location
(Page 34)
XR-M510
27
27
7-7.
PRINTED WIRING BOARDS – MAIN Board (Conductor Side) –
• Semiconductor
Location
Ref. No.
Location
D308
D-4
D309
D-4
D317
C-2
D401
D-2
D510
I-3
D515
G-2
D609
E-5
D640
F-4
D641
F-4
IC300
A-7
IC500
H-3
IC604
C-1
IC605
D-1
Q301
E-3
Q303
E-3
Q400
G-3
(Page 32)
XR-M510
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28
7-8.
SCHEMATIC DIAGRAM – MAIN Board (1/4) –
•
See page 25 for Waveform.
•
See page 36 for IC Block Diagrams.
(Page
29)
(Page 31)
(Page 30)
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