CD 204 Servo Oscillation Problems
If i could take a look at a refurbished CD 204 , the servo’s are screaming
The Service report that came with the player
“Repair/overhaul Philips 204 Description of repairs carried out
1. Diagnosis: Detailed inspection of the device.
2. Replaced parts:
Replace belt to ensure correct operation of the mechanism.
Replace all small electrolytic capacitors (electrolytic capacitors) to prevent future leakage problems and instability in the circuit.
Replace part of the power supply, including defective components that caused a risk of overheating and malfunctions.
Replace servo motor to restore precise control of the device.
3. Cleaning: Complete cleaning of the interior of the appliance carried out at
remove dust build-up and improve overall performance.
4. Testing: Extensive testing performed to ensure the device returns to normal
functions properly, including running various operational cycles.”
Some hot glue
Corrosion ?
Oxidation
Ground of IC’s have connected to ground shield
Extra GND to Processor
Has been replaced
Extra Capicitor why …?
Offset trimmer , has been touched
33 µf on CDM-1 is not that good anymore
Re-placed bad capicitors and readjusting offset
Replaced some bad capicitors
Font PCB
Replaced Capicitors and Tactile switches
Working fine agian , as NEW 🙂
“De 204 draait weer als een tierelier! “
“The 204 is running like a charm again!”