Brand: SONY
Category: Audio
Document Type: Parts/Service
Language: EN
Available Languages: EN , ES
Parts/Service for DAV-DZ555K/DZ556KB/DZ750K
Uploaded: Nov. 21, 2025, 8:12 p.m.
Manual Publish Date: 2007-06-01
Warranty Information
No specific warranty period is detailed in the provided pages.
The system is a DVD receiver with Dolby Digital and DTS surround sound capabilities. It supports various audio and video formats and can be connected to multiple audio and video devices. Key operations include power on/off, disc playback, audio/video input selection, volume adjustment, and system settings via the menu. The remote control provides access to all functions. The service manual details the technical specifications, disassembly procedures, electrical adjustments, and parts lists for servicing.
Troubleshooting and error codes
| First 3 characters of the service number | Cause and/or corrective action |
| C 13 | The disc is dirty. ➡Clean the disc with a soft cloth |
| C 31 | The disc is not inserted correctly. ➡Restart the system, then re-insert the disc correctly. |
| E XX (xx is a number) | To prevent a malfunction, the system has performed the self-diagnosis function. ➡Contact your nearest Sony dealer or local authorized Sony service facility and give the 5-character service number. Example: E 61 10 |