Sony XR-C6103SP Service Manual ▷ View online
– 21 –
Pin No.
Pin Name
I/O
Function
68
VDD
—
Power supply terminal (+5V)
69
X OUT
O
Main system clock output terminal (5 MHz)
70
X IN
I
Main system clock input terminal (5 MHz)
71
GND
—
Ground terminal
72
XT OUT
O
Sub system clock output terminal (32.768 kHz)
73
XT IN
I
Sub system clock input terminal (32.768 kHz)
74
AVDD
—
Power supply terminal (+5V) (for A/D converter)
75
AVREF0
I
Reference voltage input terminal (+5V) (for A/D converter)
76
KEYIN0
I
77
KEYIN1
I
78
D.BASS
I
D-BASS switch (SW951) input (A/D input)
79
VSM
I
FM and AM signal meter voltage detection input from the FM/AM tuner unit (TU1)
80
KEYSEL
I
Setting terminal for the key (fixed at center voltage)
Key input terminal (A/D input)
OFF, SOURCE, MODE
OFF, SOURCE, MODE
*, + ) + SEEK AMS, – = 0 SEEK AMS, VOLUME –,
SEL, VOLUME +, DSPL, ATT keys input (LSW901 to LSW910)
Key input terminal (A/D input)
6, INTRO 1, REPEAT 2, SHUF/a 3, BL SKIP 6, ATA 5, BANK/MTL 4, BTM SENS,
FILE, PRESET DISC +/– keys input (LSW921 to LSW931)
6, INTRO 1, REPEAT 2, SHUF/a 3, BL SKIP 6, ATA 5, BANK/MTL 4, BTM SENS,
FILE, PRESET DISC +/– keys input (LSW921 to LSW931)
*1 loading/tape operation motor control
MODE
TERMINAL
LM LOD (pin #§)
“L”
“H”
“L”
“H”
LM EJ (pin #¶)
“L”
“L”
“H”
“H”
STOP
LOADING/
FORWARD
EJECT/
REVERSE
BRAKE
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5.5 Vp-p
200 nsec
3
IC701
^ª
(X OUT)
3.6 Vp-p
139 nsec
1
IC31
1
(X OUT)
2
IC701
&™
(XT OUT)
5.7 Vp-p
30.6
µ
sec
– 23 –
– 24 –
Note on Printed Wiring Board:
• X
: parts extracted from the component side.
•
¢
: internal component.
• b
: 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.
6-2.
PRINTED WIRING BOARD – MAIN Section –
Ref. No. Location
D1
F14
D176
C-7
D177
B-6
D186
C-7
D187
C-7
D276
C-6
D277
C-5
D286
C-7
D287
C-6
D421
I-8
D422
I-9
D423
J-12
D424
J-9
D425
G-8
D426
J-9
D480
C-5
D481
D-5
D551
K-10
D552
I-4
D606
D-4
IC31
J-11
IC321
H-11
IC351
F-9
IC431
F-11
IC441
F-12
IC551
I-3
IC552
I-4
IC571
D-1
IC651
H-2
IC701
I-7
Q1
I-14
Q32
J-9
Q51
J-13
Q52
J-12
Q171
A-12
Q181
A-12
Q271
A-12
Q281
A-12
Q331
I-3
Q332
H-3
Q333
H-3
Q334
G-4
Q335
H-4
Q371
F-4
Q372
F-6
Q401
G-14
Q420
I-9
Q421
I-8
Q551
K-9
Q552
K-10
Q601
E-4
Q623
J-4
Q624
J-3
• Semiconductor Location
(Component Side)
– 25 –
– 26 –
Ref. No. Location
D31
I-6
D51
K-2
D331
H-12
D332
G-13
D371
F-9
D372
E-9
D373
F-8
D374
F-8
D471
C-11
D472
F-10
D473
D-10
D571
C-14
D572
C-14
D573
B-14
D574
B-14
D601
D-11
D602
D-11
D603
C-14
D604
E-10
D605
K-5
D621
K-13
D665
K-2
D666
J-3
D671
J-3
D672
J-4
D673
J-3
D674
J-4
D675
J-4
D676
J-4
IC401
E-4
IC471
B-7
IC601
E-14
Q422
K-6
Q423
J-5
Q424
K-6
Q602
D-13
Q625
J-12
Q626
J-13
• Semiconductor Location
(Conductor Side)
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