Sony 50001 Service Manual

Sony 50001 Service Manual

Multi port av storage unit
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MULTI PORT AV STORAGE UNIT
PWS-4400
INTERNAL MEMORY ARRAY (2TB)
PWSK-4401
SERVICE MANUAL
1st Edition

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Summarization of Contents

Service Overview
Part and Component Locations
Details the location of main components, boards, and mechanical parts.
Sensors and Indicators
Explains sensor functions, onboard switches, and LED indicator statuses.
Circuit Descriptions
Describes the function of each major board within the unit.
Maintenance and Replacement Procedures
Covers EEPROM/battery replacement, PLD data writing, circuit protection, and recommended parts.
System Setup and Handling
Guides on IP address initialization, tools, and flexible wire handling.
Error Message
Error Message Overview
Explains how the unit indicates, displays, and logs errors.
Error Code Reference
Lists and explains various error codes, their meanings, and probable causes.
Maintenance Menu
Maintenance Menu Structure and Navigation
Introduces the maintenance menu, its hierarchy, and how to display it.
Menu Settings and Functions
Details settings for Version, Time, Hours Meter, Warnings, Logs, and SNMP.
Replacement of Main Parts
General Information and Torque Specs
Provides general knowledge, basic handling, and screw tightening torque specifications.
Cabinet and Panel Removal
Details procedures for removing the top cover, side panels, and front panel assembly.
Power and Cooling Fan Replacement
Covers replacement of the power assembly, DC fans, and various cooling fans.
Board Replacement Procedures
Details replacement of plug-in boards, SY-422A, CPU-453A, and other various boards.
Setting Check Sheet
System Configuration Recording
Provides a sheet to record firmware, meter values, board installations, and port settings.
Spare Parts
Notes on Repair Parts
Provides warnings and notes regarding safety components, part standardization, stock, and harnesses.
Exploded Views
Shows exploded views of the unit's main blocks for identifying parts.
Supplied Accessories
Lists accessories included with the unit.
Diagrams
Overall Block Diagram
Illustrates the overall block diagram of the unit's architecture.
Frame Wiring Diagram
Shows the wiring connections for various components within the unit's frame.

Table of Contents