Sony DAV-LF1H / HCD-LF1H Service Manual ▷ View online
3
HCD-LF1H
TABLE OF CONTENTS
1.
SERVICING NOTES
................................................
4
2.
GENERAL
...................................................................
8
3.
DISASSEMBLY
3-1.
Disassembly Flow ........................................................... 11
3-2.
Cover (Rear) Assy, Holder (HDMI) ................................ 12
3-3.
LED Board ...................................................................... 13
3-4.
TOUCH Board ................................................................ 14
3-5.
Front Section ................................................................... 15
3-6.
Bracket (SYS-A) Assy ..................................................... 15
3-7.
Back Panel (HCD) ........................................................... 16
3-8.
FL Board .......................................................................... 16
3-9.
DVD Mechanism [Mech Module (AUR-M1)]
Section-1 .......................................................................... 17
Section-1 .......................................................................... 17
3-10. DVD Mechanism [Mech Module (AUR-M1)]
Section-2 .......................................................................... 18
3-11. DVD Mechanism [Mech Module (AUR-M1)]
Section-3 .......................................................................... 19
3-12. Shield Plate (DMB) ......................................................... 20
3-13. MAIN Board .................................................................... 21
3-14. DMB14 Board ................................................................. 22
3-13. MAIN Board .................................................................... 21
3-14. DMB14 Board ................................................................. 22
4.
TEST MODE
............................................................... 23
5.
ELECTRICAL ADJUSTMENTS
.......................... 26
6.
DIAGRAMS
6-1.
Block Diagram — RF Section — ................................... 28
6-2.
Block Diagram — MAIN Section — ............................. 29
6-3.
Block Diagram — HDMI Section — ............................. 30
6-4.
Block Diagram — TOUCH Section — .......................... 31
6-5.
Printed Wiring Board — DMB14 Board (Side A) — .... 32
6-6.
Printed Wiring Board — DMB14 Board (Side B) — .... 33
6-7.
Schematic Diagram — DMB14 Board (1/7) — ............. 34
6-8.
Schematic Diagram — DMB14 Board (2/7) — ............. 35
6-9.
Schematic Diagram — DMB14 Board (3/7) — ............. 36
6-10. Schematic Diagram — DMB14 Board (4/7) — ............. 37
6-11. Schematic Diagram — DMB14 Board (5/7) — ............. 38
6-12. Schematic Diagram — DMB14 Board (6/7) — ............. 39
6-13. Schematic Diagram — DMB14 Board (7/7) — ............. 40
6-14. Printed Wiring Board — MAIN Board (Side A) — ....... 41
6-15. Printed Wiring Board — MAIN Board (Side B) — ....... 42
6-16. Schematic Diagram — MAIN Board (1/4) — ............... 43
6-17. Schematic Diagram — MAIN Board (2/4) — ............... 44
6-18. Schematic Diagram — MAIN Board (3/4) — ............... 45
6-19. Schematic Diagram — MAIN Board (4/4) — ............... 46
6-20. Printed Wiring Board — FL Board— ............................ 47
6-21. Schematic Diagram — FL Board— ............................... 48
6-22. Printed Wiring Boards
6-11. Schematic Diagram — DMB14 Board (5/7) — ............. 38
6-12. Schematic Diagram — DMB14 Board (6/7) — ............. 39
6-13. Schematic Diagram — DMB14 Board (7/7) — ............. 40
6-14. Printed Wiring Board — MAIN Board (Side A) — ....... 41
6-15. Printed Wiring Board — MAIN Board (Side B) — ....... 42
6-16. Schematic Diagram — MAIN Board (1/4) — ............... 43
6-17. Schematic Diagram — MAIN Board (2/4) — ............... 44
6-18. Schematic Diagram — MAIN Board (3/4) — ............... 45
6-19. Schematic Diagram — MAIN Board (4/4) — ............... 46
6-20. Printed Wiring Board — FL Board— ............................ 47
6-21. Schematic Diagram — FL Board— ............................... 48
6-22. Printed Wiring Boards
— TOUCH Board, LED Board— ................................... 49
6-23. Schematic Diagram
— TOUCH Board, LED Board— ................................... 50
7.
EXPLODED VIEWS
7-1.
Overall Section ................................................................ 63
7-2.
Front Section ................................................................... 64
7-3.
Chassis Section ................................................................ 65
7-4.
DVD Mechanism Section ................................................ 66
8.
ELECTRICAL PARTS LIST
.................................. 67
4
HCD-LF1H
SECTION 1
SERVICING NOTES
Note about CDs/DVDs
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
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
DVD+Rs/DVD-Rs recorded in the following formats:
– MP3 audio tracks, JPEG image files of format conforming to
UDF (Universal Disc Format)
Note of replacing the EEPROM (IC103 and IC706) on the
DMB14 board
DMB14 board
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.
with single. When EEPROM (IC103 and IC706) on the DMB14
board (A-1199-885-A etc.) is damaged, exchange the entire mounted
board.
The units that are required for the system operation check during repair service
Unit
required for checking
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
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
HCD-LF1H
Subwoofer:
SA-WSLF1H
SA-WSLF1H
Front speaker:
SS-TSLF1H
SS-TSLF1H
Center speaker:
SS-CTLF1H
SS-CTLF1H
Surround speaker
(L): SA-TSLF1H
(L): SA-TSLF1H
AC adaptor:
AC-LF1HR
AC-LF1HR
Surround speaker
(R): SS-TSLF1HW
(R): SS-TSLF1HW
*1 Only the defective unit.
Units with
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
DISC SLOT LOCK
The disc slot lock function for the antitheft of an demonstration
disc in the store is equipped.
Procedure :
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
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.
Releasing Procedure :
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.
Note:
When “LOCKED” is displayed, the slot lock is not released by
turning power on/off with the ?/1 button.
turning power on/off with the ?/1 button.
RELEASING THE DEMO PLAY LOCK
Releasing Procedure :
1. Press the ?/1 button to turn on the system.
2. Press the FUNCTION button repeatedly unit “DVD” is
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.
indicator tube.
4. When “DEMO OFF” is displayed, the DEMO disc playback
lock is released.
Ver. 1.5
5
HCD-LF1H
• PRECAUTION DVD MECHANISM [MECH MODULE (AUR-M1)] DISASSEMBLY
• PRECAUTION FRONT PART
The front part is easy to be scratched. Attach a protective sheet on the front part or remove
the front part before the repair work.
the front part before the repair work.
front part
protective sheet
When removing the mech module section (AUR-M1), create
a solder bridge to prevent the optical pick-up from breaking.
(Use a soldering iron with an antistatic earth.)
a solder bridge to prevent the optical pick-up from breaking.
(Use a soldering iron with an antistatic earth.)
mech module (AUR-M1)
Do not hold the
A
part of mech module (AUR-M1).
Doing so may deform the module.
A
6
HCD-LF1H
• TO TAKE OUT DISC WHEN POWER SWITCH TURNS OFF (FORCE EJECT)
1. Load the disc using an external power supply.
4
claw
5
3
two claws
1
Remove the bottom seal.
2
three screws
2. If the loading motor is defective, disassemble the mech module (AUR-M1).
When re-assembling use
the new Bottom seal.
the new Bottom seal.
2
Remove the bottom seal.
3
Apply a DC voltage across LDM+ and LDM– on the board.
DC 2V to 3V
(+)
(–)
1
Disconnect FFC 50P (160), and them remove the mech module (AUR-M1).
*
Please refer to SECTION 3 DISASSEMBLY (See page 11) for the method removed by the mech module (AUR-M1).
When re-assembling use
the new Bottom seal.
the new Bottom seal.
DC power
supply
supply