Panasonic RX-DT30, Руководство по обслуживанию

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NOTES:
<
For MAIN & POWER SUPPLY CIRCUIT >
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SW301
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S501
< For DECK CIRCUIT >
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S601
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S602
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S603
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VR601
< For GEQ CIRCUIT >
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SW401
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SW403-1 - SW403-4
:
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SW404
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VR301-1 - VR301-2
:
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VR302-1 - VR302-2
:
Beatproof Switch. (I...BEATPFiOOF I, ll...BEATPROOF II)
AC/BatterySelect Switch.(JK501)
Deck 1 Playback Switch.
Deck 2 Playback Switch.
Deck 2 Record Switch.
Tape Speed Adjustment Switch.
CD Open/Close Switch.
Function Select Switch. (CD...CD, R...RADIO, T...TAPE)
Edit Recording Speed Switch.
Volume Control V.R.
XBS Control V.R.
c For CONTROL CIRCUIT >
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SW801
:
Easy CD Record Switch. (EASY CD REC)
. SW802
:
Memory Switch. (MEMORY)
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SW803
:
CD Reverse Skip Switch.
( )
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SW804
:
CD Forward Skip Switch.
( )
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SW805
:
CD Repeat Switch. (REPEAT)
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SW806
:
CD Play/Pause Switch.
( )
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SW807
:
CD Stop/Clear Switch. (m/CLEAR
)
<
For SERVO CIRCUIT >
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S701
:
Reset Switch.
<For TUNER CIRCUIT >
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SW1-1 - SW1-2
:
Band select switch (S...FM STEREO, F...FM, A..
c GENERAL >
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Battery Current consumption:
Vol. min . . . . . . . . . . . . . 0.037A (RADIO) Vol. max . . . . . . . . . . . . 0.066A (RADIO)
0.042A (TAPE) 0.090A (TAPE)
0.052A (CD) 0.085A (CD)
Measurementcondition:
Radio :FM
60 dB, 30%mod
AM 74 dB/m, 30%mod
Tape
:
315 Hz, OdB
CD
: 1
kHz, OdB
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The voltage value and waveforms are the reference voltage of this unit
measured by DC electronic voltmeter (high impedance) and oscilloscope on
the basis of chassis.
Accordingly, there may arise some error in voltage values and waveforms
depending upon the internal impedance of the tester or the measuring unit.
CAUTION :
FOR CONTINUED PROTECTION
AGAINST FIRE HAZARD, REPLACE ONLY WITH
SAME TYPE 3 A 125V FUSE
No mark . . . Tape Playback
(( )) . CD
< > . . FM
( )
. . .
AM
CAUTION
!
IC and LSI are sensitive to static electricity.
Secondary trouble can be prevented by taking care during repair.
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Cover the parts boxes made of plastics with aluminum foil.
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Ground the soldering iron.
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Put aconductive mat on the work table.
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Do not touch the pins of IC or LSI with fingers directly.
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Important safety notice
:
Components identified by mark have special characteristics important for
safety. When replacing any of these components, use only manufacturer’s
specified parts.
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This schematic diagram may be modifiedatanytime with thedevelopment
of new technology.
...
MAIN SIGNAL LINE
i:.
. . . CD SIGNAL LINE
. . . TAPE PLAYBACK SIGNAL LINE
... RECORDING SIGNAL LINE
. . .
FM SIGNAL LINE
. . . +B LINE
RISK OF FIRE-REPLACE FUSE AS MARKED.
svmbol located near the fuse indicates
that the fuse-used is a fast operating type. For
continued protection against fire harzard, replace
with the same type
fuse.
For fuse rating, refer to the
rating adjacent to the symbol.
symbol indique que ie fusible utilise est a
rapide. Pour une protection permanente, n’utiliser
que des fusibles de meme type. Ce demier est
indique la qu le present symbol est appose.
FUSE CAUTION
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