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CD Receiver System
X-HM51-K
X-HM51-S
X-HM51DAB-K
CD Receiver
XC-HM51-K,-S
XC-HM51DAB-K
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Model
Type
X-HM51-K
SYXE8
X-HM51-S
SYXE8
X-HM51DAB-K
VXE8
X-HM51-S
AXQ5
XC-HM51-K
SYXE8
XC-HM51-S
SYXE8
XC-HM51DAB-K
VXE8
This service manual should be used together with the following manual(s).
Model No.
X-HM21-K/SYXE8
For SPECIFICATIONS and PANEL FACILITIES, refer to the operating instructions.
PIONEER CORPORATION
PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936
PIONEER CORPORATION
Power Requirement
AC 220 V to 240 V
AC 220 V to 240 V
AC 220 V to 240 V
AC 220 V to 230 V
AC 220 V to 240 V
AC 220 V to 240 V
AC 220 V to 240 V
Order No.
RRV4394
1-1, Shin-ogura, Saiwai-ku, Kawasaki-shi, Kanagawa 212-0031, Japan
2013
X-HM51-K
Serial No.
&&&&######YY
&&&&######YY
&&&&######GB
&&&&######CN
&&&&######YY
&&&&######YY
&&&&######GB
Remarks
K-ZZZ MAY
ORDER NO.
RRV4458
Remarks
YY:Europe
YY:Europe
GB:U.K
CN : China
YY:Europe
YY:Europe
GB:U.K
2013 Printed in Japan
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Table of Contents
Related Manuals for Pioneer XC-HM51-k
Summarization of Contents
Miscellaneous Parts Contrast Table
PCB Assemblies Comparison
Details the differences in PCB assemblies for various X-HM51 models.
Packing Section Components
Lists and compares packing and accessory components for X-HM51 series.
Exterior Section Components
Lists and compares exterior components for X-HM51 series models.
Component Part Details
Front Panel and CD Door Parts
Details parts related to the front panel assembly and CD door.
Loader and Button Components
Lists components like loader brackets, power buttons, and volume knobs.
Remote Control and Cable Parts
Details parts for remote control units and connecting cables.
Component Identification and Diagrams
Loader and Button Part Numbers
Lists part numbers for loader mechanisms and control buttons.
Screw and Bracket Specifications
Details specifications for screws and bracket components.
Troubleshooting No Power Issues
Power Supply Checks
Details checks for AC power and internal DC voltage outputs from the power board.
Control PCB Power Instruction
Verifies the "power on" signal from the control PCB to the main PCB.
System Ucom and Reset Checks
Examines the U301 System Ucom and its reset signal for power issues.
Troubleshooting No Sound (All Sources)
Speaker and Cable Checks
Verifies speaker connections and cable integrity for sound issues.
Amplifier Power Supply Verification
Checks the +21.5V power supply to the amplifier section.
Digital Audio Processor Voltage Checks
Verifies +21.5V and +12V power supplies for the digital audio processor.
Waveform Analysis for No Sound
U403 I2S Output Waveforms
Shows waveforms for U403 pins related to I2S serial data and clock signals.
U402 PWM Output Waveforms
Displays waveforms for U402 pins related to PWM output signals.
Troubleshooting No Sound (Audio/Line Input)
Audio Signal Path Checks
Verifies audio signals at the MAIN PCB input jacks and selector IC.
I2C Data and Voltage Checks
Checks I2C data output and voltage supplies for audio processing components.
Troubleshooting No Sound (USB Input)
USB Power Supply Verification
Checks the 5V power supply for the USB jack on both MAIN and CONTROL PCBs.
USB Data and Switch Checks
Verifies USB data signals and the USB switch output.
Troubleshooting CD Cannot Play
Cable and Tray Mechanism Checks
Verifies cable connections and the CD tray opening mechanism.
Spindle Motor and Traverse Mecha
Checks spindle motor rotation and traverse mechanism operation.
CD Servo and Motor Power
Verifies power supply to the CD servo and motor driver.
Troubleshooting Bluetooth No Sound
Bluetooth Device Recognition
Checks if the Bluetooth device can detect and connect to the system.
Bluetooth Data and I2S Signal Checks
Verifies data output from the Bluetooth module and I2S signals.
Troubleshooting DAB No Sound
Antenna and DAB Module Checks
Verifies external antenna connection and DAB module voltage supply.
DAB Data and I2S Signal Verification
Checks DAB module data output and I2S interface signals.
Service Main PCB Diagnostics
Main PCB Check Point Locations
Illustrates the locations of various diagnostic check points on the main PCB.
Control and Power PCB Diagnostics
Service Control PCB Check Points
Identifies specific test points on the Service Control PCB for troubleshooting.
Service Power PCB Check Points
Identifies specific test points on the Service Power PCB for troubleshooting.
Pickup Assembly Evaluation
Waveform Analysis for LD Condition
Analyzes the waveform at CN8 pin 8 to assess LD performance.
Voltage Measurement for LD Assessment
Measures voltage values to determine if the 780-nm LD is deteriorated.
DC Detect Control Specification
DC Detection Conditions
Outlines the conditions under which the DC detection circuit operates.
DC Detection Flowchart
Illustrates the operational flow of the DC detection mechanism.
Service Mode Operations
Starting Service Mode
Provides the procedure to enter the system's service mode.
Clearing DC Detection History
Details the steps to clear the recorded DC detection history.
Service Mode Screen Transitions
Illustrates how the system interface transitions between different modes.
Confirming Software and Destination Info
Changing Region Destination
Provides instructions on how to modify the unit's regional destination setting.
Changing AM Frequency Step
Explains the procedure to adjust the AM tuning frequency step.
Unit Disassembly and Wiring Guide
Power and Control PCB Identification
Shows the Power PCB and Control PCB with their respective connectors and components.
Loader Mechanism Connections
Identifies the connection points for the loader mechanism.
Software Update Procedures
Updating CD Module Software
Step-by-step instructions for updating the CD module firmware via USB.
Updating Main Module Software
Step-by-step instructions for updating the Main module firmware via USB.
Default Setting Procedures
Tuner Default Frequency Settings
Lists the default frequency ranges and steps for FM, AM, and DAB tuners.
Audio and Dimmer Default Settings
Details default settings for audio parameters and display dimmer.
Clock and MPEG Default Settings
Covers default settings for the timer clock and MPEG playback position.
Overall Connection Diagram
Main to Control PCB Connections
Details the primary connections between the Service Main PCB and Service Control PCB.
CD Loader Interface
Shows the connection interface for the CD loader mechanism to the main PCB.
Service Power PCB Connection Diagram
Power PCB Input and Output Connections
Details the AC input and various DC power outputs from the Service Power PCB.
Service Main PCB Block Diagram
CD, USB, and Bluetooth Interfaces
Shows the functional blocks for CD mechanism, USB, and Bluetooth module interfaces.
Audio Processing and Power Supply Blocks
Details audio processing ICs, selectors, ADCs, and power supply conversion blocks.
System U-COM and Audio Processor Blocks
DSP and Power Stage Connections
Shows the interconnections between the DSP, power stage, and audio output components.
DAB and FM Module Interfaces
Illustrates the interfaces for the DAB and FM modules.
Service Main PCB Connection Diagram (Side A)
Main PCB Component Placement (Side A)
Shows the placement of ICs, connectors, and other components on the main PCB.
Main PCB Connector Designations (Side A)
Labels the various connectors (CNxxx) and resistors (RBxxx) on the main PCB.
Service Main PCB Connection Diagram (Side B)
Main PCB Component Placement (Side B)
Shows the placement of components on the reverse side of the Service Main PCB.
Main PCB Connector Designations (Side B)
Labels the various connectors on the reverse side of the main PCB.
Service Control PCB Connection Diagram (Side A)
Control PCB Component Placement (Side A)
Shows the placement of ICs, connectors, and other components on Side A.
Control PCB Connector Designations (Side A)
Labels the various connectors on Side A of the Service Control PCB.
Service Control PCB Connection Diagram (Side B)
Control PCB Component Placement (Side B)
Shows the placement of components on Side B of the Service Control PCB.
Control PCB Connector Designations (Side B)
Labels the various connectors on Side B of the Service Control PCB.
Service Power PCB Connection Diagram (Side A)
Power PCB Components and Connectors (Side A)
Shows the placement of components and connectors on Side A of the Service Power PCB.
Service Power PCB Connection Diagram (Side B)
Power PCB Components and Connectors (Side B)
Shows the placement of components and connectors on Side B of the Service Power PCB.
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