Sony CFD-Z125 - Cd Radio Cassette-corder, Service Manual

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CFD-Z125/Z135
Ref. No. Location
D1 H-2
D2 H-2
D301 D-8
D302 D-8
D303 D-8
D304 E-8
D305 E-8
D306 D-9
D307 H-8
D308 H-8
D309 F-8
D310 G-8
D311 G-7
D312 F-9
D314 G-6
IC1 E-3
IC301 E-6
IC302 G-5
IC303 H-6
IC304 G-7
Q2 D-5
Q101 E-7
Q102 E-7
Q103 E-7
Q105 H-5
Q201 D-7
Q202 D-7
Q203 D-7
Q205 H-5
Q301 D-8
Q303 C-8
Q306 D-9
Q307 D-9
Q308 G-7
Q309 G-7
Q310 G-7
Q311 F-8
Q312 G-8
Q313 G-7
Q314 E-5
Q315 E-5
• Semiconductor
Location
— 39 — — 40 — — 41 — — 42 —
6-6. PRINTED WIRING BOARD — MAIN SECTION —
• See page 23 for Circuit Boards Location.
• IC Block Diagrams
— MAIN SECTION —
IC302 M62429P
30 29
4 5 6 7 8 9 10 11 12 13 14 15 3 2 1
28 27 26 25 24 23 22 21 20 19 18 17 16
REG
FM FRONT-END
AM FRONT-END
VCO MPX REG.
1/2
COUNTER
1/2
COUNTER
PD1
PD2
MUTING
DECODER AMP
MONO/ST
SELECT
RIPPLE
FILTER
AUTOBLEND
BAND PASS
MUTE
TUNING
INDICATOR
FM IF/
DISCRI
AM
IF/DET
GND PLL LPF2 MPX REG VCO FM DISCRI MUTE AM OSC AFC FM OSC REG FM RF AM RF IN FM RF IN
BAND SELECT
AM IF IN
FM IF IN
TUNE IND
GND
VCC
L CH OUT
R CH OUT ST IND/
VCO CHECK
PILOT DET LPF2 PILOT DET LPF2
PLL LPF1
AGC AFC2 AGC AFC1
RIPPLE
FIL
TER
FM GND FM/AM FE OUT
IC1 CXA1238S
Note on Printed Wiring Board:
•
X
: parts extracted from the component side.
• p : parts mounted on the conductor side.
• ¢ : internal component.
•
b
: Pattern from the side which enables seeing.
1 2
A
B
C
D
E
F
G
H
3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18