Sony HCD-LX30, Service Manual

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18 18
HCD-LX5/LX6/LX30/LX50
4-8. PRINTED WIRING BOARD – LEAF SW Board – •
See page 11 for Circuit Boards Location.
05
DECK A
PLUNGER
DECK B
PLUNGER
(DECK A PLAY)
(DECK A HALF)
(DECK A 120/70)
(DECK A REC)
(DECK B HALF)
(DECK B PLAY)
(DECK B 120/70)
(DECK B REC)
12
12
F
4
1 2
3 4
1 2
3
( )
4-9. SCHEMATIC DIAGRAM – LEAF SW Board –
DECK B
PLUNGER
DECK A
PLUNGER
(CAPSTAN)
(DECK A 120/70)
(DECK A HALF)
(DECK A REC)
(DECK B HALF)
(DECK B REC)
(DECK B 120/70)
ROTATION DETECT SENSOR
(DECK A)
ROTATION DETECT
SENSOR (DECK B)
(DECK A PLAY)
(DECK B PLAY)
F
CONTROL SWITCH
CAPM–
CAPM+
CAPM–H/L
A–TRGM
TRGM–GND
B–TRGM
A–SHUT
DGND
A–HALF
+5V
A–120/70
B–SHUT
A PLAY
B–HALF / REC–A / REC–B
B–120/70
B PALY
NC
• Voltages are dc with respect to ground under no-signal
conditions.
no mark : TAPE PLAY
(
) : RECORD
∗
: Impossible to measure
(Page 19)
(Page 21)