10-2
CS 53 301
The following steps have to be done when replacing the CD mechanism:
1. Disconnect CD drive flexfoil from old CD drive
2. Connect paperclip to CD drive flexfoil to short-circuit flexfoil (fig.1)
3. Remove old CD drive
4. Remove short-circuit from flexfoil
5. Connect flexfoil to new CD drive
6. Position new CD drive in its studs
7. Remove short-circuit from Laserunit
CHARGED CAPACITORS ON THE SERVO BOARD MAY DAMAGE THE CD DRIVE ELECTRONICS WHEN
CONNECTING A NEW CDM MECHANISM. THAT´S WHY, BESIDES THE SAFETY MEASURES LIKE
• SWITCH OFF POWER SUPPLY
• ESD PROTECTION
ADDITIONAL ACTIONS MUST BE TAKEN BY THE REPAIR TECHNICIAN.
WARNING
fig.1
Attention:
The laser diode of this CD drive is protected against ESD by a solder joint which shortcircuits the
laserdiode to ground.
For proper functionality of the CD drive this solder joint must be removed
after
connection the drive to
the set.
Содержание FW-P900
Страница 20: ...D O N O T P R I N T B L A N K P A G E ...
Страница 25: ...4 1 4 1 SET BLOCK DIAGRAM PCS 103 615 Blue Strip wOOx BassTreble ...
Страница 44: ...PCS 103 378 9 6 9 6 COMPONENT LAYOUT CHIP LAYOUT 3 4 2 1 6 5 3 4 2 1 6 5 ...
Страница 55: ...10 3 CS 53 302 Service Position ...
Страница 56: ...10 4 CS 53 303 Wiring ...
Страница 74: ...D O N O T P R I N T B L A N K P A G E ...
Страница 101: ...14 1 14 1 SPR 00 0142 ...