Read Sharp WQ-CD60H (serv.man2) Service Manual online
WQ-CD60H
– 12 –
• Resistor:
To differentiate the units of resistors, the symbol as K and M
are used: the symbol K means 1000 ohm and the symbol M
means 1000 kohm and the resistor without any symbol is an
ohm resistor. The resistor designated "Fusible" is a fase type
resistor.
are used: the symbol K means 1000 ohm and the symbol M
means 1000 kohm and the resistor without any symbol is an
ohm resistor. The resistor designated "Fusible" is a fase type
resistor.
• Capacitor:
To indicate the unit of capacitor, a symbol P is used: this
symbol P means micro-micro-farad and the unit of the capacitor
without such a symbol is microfarad. As to electrolytic capacitor,
the expression “capacitance/withstand voltage” is used.
(CH), (TH), (RH), (UJ): Temperature compensation
(ML): Mylar type
(P.P.): Polypropylene type
symbol P means micro-micro-farad and the unit of the capacitor
without such a symbol is microfarad. As to electrolytic capacitor,
the expression “capacitance/withstand voltage” is used.
(CH), (TH), (RH), (UJ): Temperature compensation
(ML): Mylar type
(P.P.): Polypropylene type
• The indicated voltage in each section is the one measured by
Digital Multimeter between such a section and the chassis
with no signal given.
with no signal given.
1. Tuner:
( ): AM mode
Marking except for ( ): FM mode
Marking except for ( ): FM mode
2. CD
( ): Play mode
Marking except for ( ): Stop state
Marking except for ( ): Stop state
3. Deck section
( ): Record mode
Marking except for ( ): Playback mode
Display / Control section:
( ): Active state
Marking except for ( ): CD Function mode at stop state
Marking except for ( ): Playback mode
Display / Control section:
( ): Active state
Marking except for ( ): CD Function mode at stop state
• Schematic Diagram and Wiring Side of P.W.Board for this
model are subject to change for improvement without prior
notice.
notice.
• Parts marked with “ ” (
) are important for
maintaining the safety of the set. Be sure to replace these
parts with specified ones for maintaining the safety and
performance of the set.
parts with specified ones for maintaining the safety and
performance of the set.
E
!
VIEW
FRONT
LN28RP
Figure 12-1 TYPES OF TRANSISTOR AND LED
E C B
(S) (G) (D)
(1) (2) (3)
FRONT
VIEW
9012 H
9015 C
2SC1815 GR
2SC9015 C
8050 D
9015 C
2SC1815 GR
2SC9015 C
8050 D
REF. NO
DESCRIPTION
POSITION
SW1
CD EJECT
OFF—ON
SW101
PICKUP IN
OFF—ON
SW201
PLAY/PAUSE
OFF—ON
SW202
STOP
OFF—ON
SW203
TRACK UP/CUE
OFF—ON
SW204
TRACK DOWN/REVIEW
OFF—ON
SW205
REPEAT
OFF—ON
SW301
BAND SELECTOR
FM—MW—LW
SW401
POWER/FUNCTION
TAPE—CD—RADIO
SW402
HIGH SPEED/DUBBING
OFF—ON
SW501
RECORD/PLAYBACK
OFF—ON
SW502
TAPE 1 MAIN
OFF—ON
SW503
TAPE 2 PLAY
OFF—ON
SW504
TAPE 2 MAIN
OFF—ON
SW701
BEAT CANCEL
A—B—C
NOTES ON SCHEMATIC DIAGRAM
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