Parts/Service for HT-S500RF/S700RF

Parts/Service for HT-S500RF/S700RF

Brand: SONY

Category: Audio

Document Type: Parts/Service

Language: EN

Available Languages: EN , ES

Uploaded: Nov. 21, 2025, 6:07 p.m.

Manual Publish Date: 2018-09-01

Warranty Information

This manual is for authorized servicers and does not contain warranty information.

The manual provides detailed instructions for servicing and troubleshooting the HT-S500RF/S700RF audio system. Key operations include:

  • Disassembly and reassembly procedures for various components like the rear panel, amplifier block, power board, and speaker units.
  • Test modes for checking software versions, factory reset, and bypass EQ.
  • Bluetooth connection checks and pairing procedures.
  • Troubleshooting flowcharts for common issues like startup problems, touch button failures, and audio output checks for different functions (ANALOG, BT, USB, TV).
  • Detailed block diagrams and pin function descriptions for main and power boards.
  • Exploded views and electrical parts lists for component replacement.
  • Safety precautions related to heat dissipation, static discharge, and handling of critical components.

Troubleshooting and error codes

Step Problem Description Troubleshooting Steps Result
1. Starting up (SA-WS500RF/WS700RF) "HELLO" is displayed in the front panel display when the power cord is inserted in the wall outlet. Check power cord replacement. NG: Replace the power cord. OK: Proceed.
Check fuse (F501) and varistor (RV501) on the POWER board replacement. NG: Replace the fuse and varistor on the POWER board. OK: Proceed.
Check voltage (+36 V) on MAIN board: XP1 pin 1 to 4. NG: Replace the POWER board. OK: Proceed.
Check flexible flat cable connection (MAIN board XP11 and FL board XP901). NG: Connect the flexible flat cable correctly. OK: Proceed.
Check FL board replacement. NG: Replace the MAIN board. OK: Replace the FL board.
2. Touch button does not work (SA-WS500RF/WS700RF) Check flexible flat cable connection (FL board XP902 and TOUCH board XP1). NG: Connect the flexible flat cable correctly. OK: Proceed.
Check flexible flat cable connection (MAIN board XP11 and FL board XP901). NG: Connect the flexible flat cable correctly. OK: Proceed.
Check TOUCH board replacement. NG: Replace the MAIN board. OK: Replace the TOUCH board.
Check FL board replacement. NG: Replace the MAIN board. OK: Replace the FL board.
3. Check the audio output (SA-WS500RF/WS700RF) The sound of the "ANALOG" function is output normally. Check cable connection (MAIN board XP10 and SPK JACK board XP6). NG: Connect the cable correctly. OK: Proceed.
Check SPK JACK board replacement. NG: Replace the MAIN board. OK: Replace the SPK JACK board.
The sound of the "BT" function is output normally. Check flexible flat cable connection (MAIN board XP2 and BT board XP10). NG: Connect the flexible flat cable correctly. OK: Proceed.
Check BT board replacement. NG: Replace the MAIN board. OK: Replace the BT board.
The sound of the "USB" function is output normally. Check cable connection (MAIN board XP7 and FL board XP903). NG: Connect the cable correctly. OK: Proceed.
Check FL board replacement. NG: Replace the MAIN board. OK: Replace the FL board.
The sound of the "TV" function is output normally. (Use HDMI cable input) Check HDMI cable connection. NG: Replace the HDMI cable. OK: Proceed.
Check AMP driver IC (U16, U17, U18) on MAIN board replacement. NG: Replace the MAIN board. OK: Proceed.
The sound of the "TV" function is output normally. (Use optical cable input) Check AMP driver IC (U16, U17, U18) on MAIN board replacement. NG: Replace the MAIN board. OK: Proceed.
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