Printed Wiring Boards – Main Section - Sony ICF-CD873L Service Manual

ICF-CD873L
• Circuit Boards Location
VOLUME board
MOTOR board
HEADPHONE board
PUSH SWITCH board
KEY board
POWER board
MAIN board
LED board
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6-4. PRINTED WIRING BOARDS – MAIN Section –
• Semiconductor Location
Ref. No. Location Ref. No. Location
D1 K-12 IC301 I-7
D2 I-12 IC320 J-6
D3 I-12 IC401 G-7
D4 K-12 IC402 I-10
D320 I-6 IC501 K-9
IC502 I-9
D321 I-6
IC503 J-8
D401 H-11
D402 H-11
D403 H-12 Q1 K-13
D404 H-12 Q2 J-12
D412 G-9 Q50 K-12
D413 G-8 Q51 K-11
D414 I-8 Q120 I-6
D415 H-8 Q220 I-6
D416 H-6 Q320 I-6
D417 H-6 Q321 I-6
D419 G-16 Q401 H-8
D420 G-15 Q402 H-8
D421 G-14 Q403 H-6
D422 G-16 Q404 H-6
D423 G-15 Q405 H-7
D424 G-14 Q406 H-6
Q407 H-6
D501 I-8
Q501 K-9
Q502 J-10
IC1 I-12
IC50 J-12
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R482
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Note on Printed Wiring Boards:
• X : parts extracted from the component side.
• Y : parts extracted from the conductor side.
• W : indicates side identified with part number.
• r : Through hole.
• ¢ : internal component.
• b : Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
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.
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