service manual.docx
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- 上传时间:2023-02-02
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- 页数:6
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service manual.docx
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servicemanual
®
RadioShack®
ServiceManual
RADIO-CONTROLLED
STREETQUAKE
CatalogNumber:
60-4201
CONTENTS
Page
Specifications…………………………………………………..……………….…….…….…..2
BlockDiagrams…………………………………………………………….………..…………3
DisassemblyInstructions
Transmitter…………………………………………………….…………………………4
Receiver………………………………………………………….…..……….…………..5
AlignmentandAdjustment
Transmitter…………………………………………………..……………….…………..6
Receiver……………………..……………………………….…….…………………….7
Troubleshooting………………………………………………………….……….…………….8
PrintedCircuitBoards
Transmitter………………………..………………………………….………………..…9
Receiver……………………………………………….……………………..……….…10
WiringDiagrams
Transmitter………………..……………………………………….………………….…11
Receiver…………………………………..………………………………………….….12
ExplodedViews
Transmitter…………………………………..….…………………………………….…13
Receiver………………..…………………………………………….………………..…15
MechanicalPartsLists
Transmitter…………………………………………………….…………………..……14
Receiver………………………………..…………………………………………….….17
ElectricalPartsLists
Transmitter…………….……………………………………………..……………….…20
Receiver…………………………..…………………………………………………….21
IC/TransistorLeadIdentificationandInternalDiagrams……………….…….…………..….……23
SchematicDiagrams
Transmitter…………………………………………………….…………………….….24
Receiver………………………………..………….……………………………………25
©1998TandyCorporation.
AllRightsReserved.
RadioShackisaregisteredtrademarkusedbyTandyCorporation.
SPECIFICATIONS
UnitNominalLimit
TRANSMITER
FrequencyMHz49.8600.01%
27.145∮0.01%
CurrentdrainmA2025
OperatingvoltageV96
RECEIVER
CurrentdrainmA2050
OperatingvoltageV96
MOTOR
Steeringmotor
CurrentdrainmA300500
Drivingmotor
Currentdrain
Forward(9V)mA500700
Reverse(9V)mA500700
Battery6AAcells
GENERALFUNCTION:
ALLDIRECTIONS
SpeedForward(Alkalinebatteries)km/h8.3
Controldistance
Outdoorfeet/meter150/45120/36
Batterylife(Alkalinebatteries)minute40
*Thespecificationsin[]arefortheINTERTANversion.
Note:
Nominalspecsrepresentthedesignspecs.Allunitsshouldbeabletoapproximatethese-
somewillexceedandsomemightdropslightlybelowthesespecs.Limitspecsrepresentthe
absoluteworstconditionthatstillmightbeconsideredacceptable;innocaseshouldaunitfail
tomeetlimitspecs.
DISASSEMBLYINSTRUCTIONS
TRANSMITTER
Remove4screwsfromthebottomofthetransmitter.Then,liftoffthecover.
RECEIVER
Remove2screwsfromthebottomofthechassis.Then,liftoffthebody.
TROUBLESHOOTING
Symptom
PossibleCause
Remedy
Doesnotrun
Lowbatteryvoltage.
Defectivepowerswitch.
ON/OFFswitchinwrong
position.
DefectivePCBassembly.
Replacebatteries.
Replacepowerswitch.
SettoON.
ReplacePCBassembly.
Nosteering
control
Defectivesteeringmotor.
DefectivePCBassembly.
Replacesteeringmotor.
ReplacePCBassembly.
Noforward/reverse
control
Defectivetransmissiongear.
Defectivedrivingmotor.
DefectivePCBassembly.
Cleanorreplacetransmission
gear(supplygrease).
Replacedrivingmotor.
ReplacePCBassembly.
Erraticaction
Frequencyinterference.
DefectivePCBassembly.
Changeplaceortimetooperate.
ReplacePCBassembly.
ALIGNMENTANDADJUSTMENT
TRANSMITTER
EquipmentRequired
Oscilloscope-60MHzormore
DCpowersupply
Carreceiver
Important:
Applythespecified9Vvoltagetothetransmitter.
Adjustment
1.SetthetransmitterlevertoF(forward).
2.Placethetransmitter3feet(1meter)awayfromthetransmitter.
3.AdjustL3untiltheoscilloscopedisplaysamaximumundistortedwaveform(27MHz).
4.SetthecarreceivertoONandtestallthefunctions.
ALIGNMENTANDADJUSTMENT
RECEIVER
Equipmentrequired:
-Signalgenerator
-Oscilloscope
-DCPowerSupply
-Voltmeter
-Antenna
Important:
-Applythespecifiedvoltage(9V)tothePCB(PCB-2).
-Alignmentmustbedoneinaplacewherethereisnoexteriornoiseinterference.
-SeethePCBdrawingforconnectionpoint.
Adjustment:
-AdjustmentL1foraMaximumreadingonthevoltmeter.
PRINTEDCIRCUITBOARDS
TRANSMITTER(PCB-1)
RECEIVER(PCB-2)
WIRINGDIAGRAMS
TRANSMITTER
RECEIVER(WITHPRINTEDCIRCUITBOARD)
EXPLODEDVIEWS
TRANSMITTER
EXPLODEDVIEWS
RECEIVER
RadioShack
ADivisionofTandyCorporation
FortWorth,Texas76102
MANUFACTUREDINCHINA.IMPORTEDFOR/IMPORTEPOUR
InterTANCANDALTD.BARRIE,CANDA,L4M4W5
InterTANAUSTRALIALTD.A.C.N.002511944
InterTANU.K.LTD.,WESTMIDLANDS,W527PS
REGISTEREDTRADEMARKLICENSEDBYRADIOSHACK,
DIVISIONOFTANDYCORPORATION(USA)
7A8PrintedinHongKong
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