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
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:
| 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. |