Panasonic RQA200 - PERSONAL STEREO-LOW User manual

TD99110658C2
RadioCassette
RQ-A200
Stereo RadioCassette Recorder
Colour
(S)............Silver Type
Areas
(EG)...........Europe
(EJ)............F.R. Germanyand Italy.
SPECIFICATIONS
1999 Matsushita ElectricIndustrial Co., Ltd. All rights reserved.
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Unauthorized copying and distribution isaviolation of law.
1. LOCATION OF CONTROLS
2. DISASSEMBLY INSTRUCTIONS
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3

4

2.1. ADJUSTMENTINSTRUCTION
READ CAREFULLY BEFORE ATTEMPTING ADJUSTMENT
1.Set volume control tomaximum.
2.Set Band/Function selectorswitchtoRadio(AM/
FM) orTape.
3.Set FM mode/Beat Proof switchtoST/I.
4.Set powersource voltage toDC 3V.
5.Output of signal generatorshouldbe no
higher
Radio(AM/FM) orTape.
2.2. RADIO SECTIONAMADJUSTMENT
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BAND SIGNAL
GENERATOR or
CONNECTIONS
SWEEP
GENERATOR-
FREQUENCY
RADIO DIAL
SETTING INDICATOR
(ELECTRONIC
VOLT METER
orSCOPE)
(ELECTRONIC
VOLT METER
orSCOPE)
ADJUSTMENT
REMARKS
AM several turns of
wire
Fashion a loop
of
and radiate the
signal
intothe loop
antenna
of the receiver
459kHz
30%Mod.
at 400Hz
Point of non /
interference
(on/about
600kHz)
Headphones
jack (50 )
(Fig.3)
L4 (AM IFT) Adjust
for
maximum
output.
AM-RFALIGNMENT
FM ALIGNMENT
BAND Signal generator
orsweep
generator
(Connections)
Signal
generatoror
sweep
generator
(Frequency)
Radiodial
setting Indicator (Electronic
voltmeteror
scope
Adjustment
Remarks
FM-RFALIGNMENT
FM Connect totest
point “TP1”.
Through FM
dummyantenna.
Negative side to
test point “TP2”.
86.2MHz..[EG]
/
87.415MHz.[EJ]
Variable
capacitor
fullyclosed
Headphones
jack (50 )
(Fig.3)
L5 (FM OSC Coil) (*2)
Adjust
maximum
output.
FM “ 109.3MHz.[EG]
/
108.35MHz.[EJ]
Variable
capacitor
fullyopen.
“CT3 (FM OSC
Trimmer) “
FM “ 90MHz Tune tosignal “ L3 (FM ANTCoil) “
FM “ 106MHz “ “ CT2 (FM ANT
Trimmer) (*2)
Adjust
maximum
output.
Repeat
steps (
3)
(*2) Three output responses will be present; propertuning is the centerfrequency.
6

AM several turns of
wire
Fashion a loop
of
and radiate the
signal
intothe loop
antenna
of the receiver
511 kHz...[EG]
/ 516
kHz...[EJ]
Tuning
capacitor
fullyclosed
Headphones
jack (50 )
(Fig.3)
L6 (AM OSC
Coil) Adjust
for
maximum
AM “ 1650kHz...[EG]
/
1635kHz...[EJ]
Tuning
capacitor
fullyopen.
“CT4 (AM OSC
Trim- mer) “
AM “ 550kHz Tune tosignal “ (*1) L1 (AM ANT
Coil) Adjust
for
maximum
output.
Adjust
L1 by
moving
coil
bobbin
along
ferrite
core.
AM “ 1500kHz “ “ CT1(AM ANT
Trimmer) Adjust
for
maximum
output.
Repeat
steps (
2)
(*1) Fix antenna coil withwax aftercompleting alignment.
FM ALIGNMENT
BAND Signal generator
orsweep
generator
(Connections)
Signal
generatoror
sweep
generator
(Frequency)
Radiodial
setting Indicator (Electronic
voltmeteror
scope
Adjustment
Remarks
FM-RFALIGNMENT
FM Connect totest
point “TP1”.
Through FM
dummyantenna.
Negative side to
test point “TP2”.
86.2MHz..[EG]
/
87.415MHz.[EJ]
Variable
capacitor
fullyclosed
Headphones
jack (50 )
(Fig.3)
L5 (FM OSC Coil) (*2)
Adjust
maximum
output.
FM “ 109.3MHz.[EG]
/
108.35MHz.[EJ]
Variable
capacitor
fullyopen.
“CT3 (FM OSC
Trimmer) “
FM “ 90MHz Tune tosignal “ L3 (FM ANTCoil) “
FM “ 106MHz “ “ CT2 (FM ANT
Trimmer) (*2)
Adjust
maximum
output.
Repeat
steps (
3)
(*2) Three output responses will be present; propertuning is the centerfrequency.
7

ITEM INPUT MEASUREMENT
POINT ADJUSTMENT POINT PROCEDURE
(A) Azimuth QZZCFM (8kHz,-
20dB) Headphones Jack (50 )
(Fig.3)
Azimuth
adjustment
screw(Referto
Fig.2)
Adjust the azimuth
adjustment
screwduring repeated
forward
and reverse playback to
obtain
maximumheadazimuth
alignment
withbothchannels equal.
Then
screw-lock the
adjustment
place.
(B) Tape speed QZZCWAT
(3kHz,-10dB) “ VR2 (Referto Fig.1) Playback the central part
of
tape and adjust VR2 so
that
tape speedis as follows.
3000
60Hz (forward& Reverse)
3. PACKAGING
4. SCHEMATIC DIAGRAM NOTES
5. SCHEMATIC DIAGRAM
6. CIRCUIT BOARD AND WIRING CONNECTION
DIAGRAM
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7. MECHANISM PARTS LOCATION
8. CABINET PARTS LOCATION
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9. Replacement Parts List
Notes:
1. (T) Indicates parts that are supplied TAMACO
2. (M) Indicates parts that are supplied MESA
3. The reference number SArepresent the grease tool used for unit.
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