Great manual, great price. Has a few of the basic operating instructions that most service manuals leave out. Complete instructions for disassembling board by board, safety precautions, schematics, complete parts list.
I am very pleased with the service manual for my RT-909. This was an easy purchase and great procuct, and much cheaper than other venues i had looked at. This web site is now listed in my favorites list. KEEP UP THE GOOD WORK. THANKS. J. BROWN
A very well written and easy to understand manual.
Text excerpt from page 4 (click to view)
Service hints CAUTION
10-2
CHARGED CAPACITORS ON THE SERVO BOARD MAY DAMAGE THE CD DRIVE ELECTRONICS WHEN CONNECTING A NEW CD MECHANISM. THAT´S WHY, BESIDES THE SAFETY MEASURES LIKE � SWITCH OFF POWER SUPPLY � ESD PROTECTION ADDITIONAL ACTIONS MUST BE TAKEN BY THE REPAIR TECHNICIAN.
The following steps have to be done when replacing the CD mechanism: 1. Disconnect flexfoil cable from the old CD drive 2. Put a paperclip on the flexfoil to short-circuit the contacts (fig.1) 3. Remove the old CD drive 4. Remove paperclip from the flexfoil and connect it to the new drive 5. Position the new CD drive in its studs 6. Remove solder joint from the Laserunit
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.
Emergency open
In case of a Supply fault, the tray can be opened manually. 1. Remove the top cover of the set to get access to the Changer Module. 2. Turn gearwheel clockwise (as shown in picture below).
