2-1
SER VICE HINTS
REPAIR POSITION COMPONENTSIDEREPAIR POSITION COPPERSIDE
To get access to the componentside of theTo get access to the copperside of the
printed circuit board proceed as follows:printed circuit board proceed as follows:
1.Disconnect DC-cable and headphone1.Disconnect DC-cable and headphone
2.Remove bottom screws2.Remove bottom screws
(remember hidden screw in battery compartment)(remember hidden screw in battery compartment)
3.Open the CD-door3.Open the CD-door
4.Lift the top-cabinet4.Lift the top-cabinet
5.Close the door-switch (e.g. paper-clip)5.Take the printed circuit board/drive unit out of the bottom
6.Supply the unit via external DC-socket(take care of battery springs)
6.Position printed circuit board/drive unit into top-cabinet
7.Supply the unit via external DC-socket
The unit is now in a proper working position and can be turned in all directions necessary to get access for measurements.
SERVICE TOOLS
Audio signal disc SBC4294822 397 30184
Playability test disc SBC4444822 397 30245
Test disc 5(disc without errors) + Test disc 5A(disc with dropout errors,
black spots and fingerprints) SBC426/SBC426A4822 397 30096
TRAINING MATERIAL
Portable CD 1994� Principles of Electronic Shock Absorption System ESA,
Key components 1994, Remote control system4822 725 24941
Portable CD 1996� Key components 1996, Battery charging, DC/DC-converter4822 725 24986
ESD PROTECTION EQUIPMENT
Anti-static table matlarge 1200x650x1.25mm4822 466 10953
small 600x650x1.25mm4822 466 10958
Anti-static wristband4822 395 10223
Connection box(3 press stud connections, 1M1 )4822 320 11307
Extendible cable(2m, 2M1 , to connect wristband to connection box) 4822 320 11305
Connecting cable(3m, 2M1 , to connect table mat to connection box) 4822 320 11306
Earth cable(1M1 , to connect any product to mat or to connection box)4822 320 11308
KIT ESD3(combining all 6 prior products - small table mat)4822 310 10671
Wristband tester4822 344 13999
CS 46 432 |