Pioneer CX-958 service manual Removing the Upper Frame, Removing the Carriage Mechanism

Page 49

-Removing the Upper Frame

1.Remove six Springs A, two Springs B and four Screws.

2.Remove two Tabs situated on rear side of the Upper Frame, remove two Arms on the front side, then remove two Tabs on the front side.

A

A

A

B

Arm

Arm

DEH-2130R,2100R

Upper Frame

A

A

B A

-Removing the Carriage Mechanism

1.Disengage the Carriage Mechanism from the two dampers situated in the front side by driving it up, then disengage and remove the mechanism from the one damper by driving it up aslant into front side direction.

Note : When assembling the Carriage Mechanism, coat the dampers with alcohol prior to the assembly.

- Removing the Clamp Arm Assy

A

1.Remove a Spring A, a B and a Spring C.

2.Drive the Clamp Arm Assy up into rear side direction, then disengage the arm from its current position Finally, drive the assembly approximately 45 degrees upward, then slide the assembly toward right side to remove it.

Carriage Mechanism Section

Clamp Arm Assy Section

B

C

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Contents DEH-2130R X1M/EW ContentsCD Player Service Precautions Safety InformationPacking Exploded Views and Parts ListExterior BSZ26P060FMC BMZ26P120FMCBSZ30P060FMC BSZ30P120FMCCD Mechanism Module BSZ20P040FMC BMZ20P030FMCJFZ20P025FMC JGZ17P025FZKBlock Diagram Block Diagram and Schematic DiagramKeyboard Unit Keyboard Unit Overall Connection DiagramguideTuner AMP Assy 12 A-a Keyboard Tuner AMP Assy Cellular Mute FM/AM Tuner Unit FM/AM Tuner UnitDEH-2130R,2100R Keyboard Unit 18 CCN601 Control Unit MP, SERVO, DSP, DAC, LPF REFO2.5V Waveforms$ Plck @ EFMScko LrckCH1 RFI 1V/div CH1 FD 5V/div CH1 TD 5ms/div ⁄ CH2 Hold DEH-2130R,2100R Tuner AMP Assy PCB Connection Diagram a Tuner AMP AssyCord Assy Side a Tuner AMP Assy Side B FM/AM Tuner Unit 30 BDEH-2130R,2100R Keyboard Unit 32 CCN601 Motorcarriage Motorloading UNITSERVICEP8Pickup Control Unit Photo UNITS8Clamp Miscellaneous Electrical Parts ListResistors Capacitors Unit Number CWE1500 Unit Number CWM6779DEH-2130R Unit Number CWX2411 Unit Name Control Unit CD Adjustment Adjustment99 99 Flow ChartChecking the Grating After Changing the Pickup Unit Test ModeRefout RefoGrating waveform Error Messages Diagnosis 7.1.1 Test ModeGeneral Information RF AMP NGBand New Test ModeFF/TR+ REV/TRMIN ERROR-40Removing the Panel Assy not shown DisassemblyRemoving the Tuner Amp Assy Removing the Carriage Mechanism Removing the Upper FrameRemoving the Clamp Arm Assy Removing the LO Arm Assy Removing the Guide Arm AssyRemoving the Control Unit and the Spindle Motor Removing the Pickup Unit Removing the Loading Motor and CarriagePin FunctionsPE5090A PartsRCK LdetAsens BsensPM4009A Pin Functions PD6293A Pin Functions UPD63711GC TEST1 TEST0Atest DAC0Pin Functions BA5985FM CAW1559 DisplayVDD=5V Operational Flow ChartOperations Operations and SpecificationsPreset Number Indicator Band Frequency Indicator Manual and Seek TuningBand Indicator Preset TuningDisc Loading Slot EjectAudio Menu Functions DEH-2130R,2100R Specifications