DAV-LF1H, HCD-LF1H - Sony Audio Service Manual (repair manual). Page 4

4

The system can play CD-ROMs/CD-Rs/CD-RWs recorded in the
following formats:
– audio CD format
– video CD format
– MP3 audio tracks and JPEG image files of format conforming to

ISO 9660 Level 1/Level 2, or its extended format, Joliet Adapter

The system can play DVD-ROMs/DVD+RWs/DVD-RWs/
DVD+Rs/DVD-Rs recorded in the following formats:
– MP3 audio tracks, JPEG image files of format conforming to

UDF (Universal Disc Format)

EEPROM (IC103 and IC706) on the DMB14 board cannot exchange
with single. When EEPROM (IC103 and IC706) on the DMB14
board (A-1199-885-A etc.) is damaged, exchange the entire mounted
board.

Unit
required for checking

Unit to be

checked

DVD player:
HCD-LF1H
Subwoofer:
SA-WSLF1H
Front speaker:
SS-TSLF1H
Center speaker:
SS-CTLF1H
Surround speaker (L):
SA-TSLF1H
AC adaptor:
AC-LF1HR
Surround speaker (R):
SS-TSLF1HW
Remote commander:
RM-ADP011

DVD player:
HCD-LF1H

Subwoofer:
SA-WSLF1H

Front speaker:
SS-TSLF1H

Center speaker:
SS-CTLF1H

Surround speaker
(L): SA-TSLF1H

AC adaptor:
AC-LF1HR

Surround speaker
(R): SS-TSLF1HW

*1  Only the defective unit.
Units with 

a

 mark: The units that are required for the system operation check during repair service.

(However, there can be a case that some units of the system need to not be brought into repair shop depending on the unit.that become defective.)

*1

The disc slot lock function for the antitheft of an demonstration
disc in the store is equipped.
Procedure :

1. Press the  ?/1  button to turn the set on.
2. Press the  FUNCTION  button to set DVD function.
3. Insert a disc.
4. Press the  

x  

button and the  A  button simultaneously for five

seconds.

5. The message “LOCKED” is displayed and the slot is locked.

1. Press the  

x  

button and the  A  button simultaneously for five

seconds, again.

2. The message “UNLOCKED” is displayed and the slot is

unlocked.

When “LOCKED” is displayed, the slot lock is not released by
turning power on/off with the  ?/1  button.

1. Press the  ?/1  button to turn on the system.
2. Press the  FUNCTION  button repeatedly unit “DVD” is

selected.

3. Press the  

x  

and  H  buttons simultaneously (around five

seconds) until “DEMO OFF” is displayed on the fluorescent
indicator tube.

4. When “DEMO OFF” is displayed, the DEMO disc playback

lock is released.