Sony RMT-VB201U User Manual

SERVICE MANUAL
Ver. 1.0 2017.06
9-930- 456-11
RDCM
Home Entertainment Business Group
Ultra HD Blu-ray
TM
/ DVD Player
SONY®
2017E6900-1
© 2017.06
Published by Manual design dept.
RMT-VB201U / RMT-VB201D / RMT-VB400T
UBP-X700 / UBP-UX70
US, Canadian Model
US Model
AEP Model
UK Model
Australian Model
Taiwan Model
Singapore Model
Middle East Model
E Model
India Model
UBP-X700
US, Canadian Model
US Model
UBP-UX70

Sony RMT-VB201U Specifications

General

Brand	Sony
Model	RMT-VB201U
Category	DVD Player
Language	English

Summary

SECTION 1 SERVICE NOTE

1-1. DISC REMOVAL PROCEDURE

Procedure for forced disc ejection when the tray cannot be ejected.

1-2. OPTICAL DEVICE REPLACEMENT

Steps for replacing the optical unit (BU) and handling associated data.

1-4. DRIVE REPAIRING

Guidance on servicing and repairing the Blu-ray disc drive unit.

1-4-2. Drive Checking Flow

Troubleshooting flowchart for diagnosing issues within the BD drive section.

1-4-3. Optical Unit Check Flow

Flowchart for checking the Optical Unit (BU) IOP status and performance.

1-4-4. Optical Unit Repair Guide

Procedure for repairing or replacing the Optical Unit (BU) assembly.

1-4-5. BU Adjustment Flow

Steps for adjusting the BU after replacement, including OP data write.

1-4-7. BU Data Decode Jig

Details on the software jig used for decoding BU optical unit data.

SECTION 2 DISASSEMBLY

SECTION 3 BLOCK DIAGRAMS

3-2. OVERALL BLOCK DIAGRAM

Comprehensive block diagram showing system interconnections and signal paths.

3-3. POWER BLOCK DIAGRAM

SECTION 5 SERVICE MODE AND ERROR LOG LIST

Enter Service Mode

Function Support List

Service Mode Menu

Diag Menu (Video/Audio Test)

Log Menu

Factory Initialize Menu

Network Menu

Network Ping Test

System Information

Drive Test

Error Log Information

SECTION 6 TROUBLESHOOTING

6-1. Main Flowchart

Primary troubleshooting flowchart to diagnose general unit issues.

6-2. Power System Flowchart

Diagnostic flowchart for power supply and system related problems.

6-3. Remote Control Flowchart

Troubleshooting steps for issues related to the remote control functionality.

6-4. FR-1702 Board Flowchart

Diagnostic flowchart for problems specifically concerning the FR-1702 board.

6-5. Video Section Flowchart

Troubleshooting guide for issues related to the video output section.

6-6. Audio (SPDIF) Section Flowchart

Diagnostic steps for audio output problems, focusing on SPDIF signals.

6-7. Drive Flowchart

Troubleshooting flowchart for issues encountered with the disc drive unit.

6-8. Ethernet Flowchart

6-9. Wifi Flowchart

6-10. USB (Front) Device Flow