OPPO udp 203/205 OCXO/TCXO installation guide

1. Take out 27 MHz clock and 3 other components

C525,C526,R531

 

Use only good quality hot air gun such as Weller WHA 600

 

 

 

 

 

2. install OCXO /TCXO clock board on the main board .

 

 

 

 

 

3. make wiring as indicated in picture .

 

 

 

4. get the AC4.5V wire from Linear Power supply ( yellow wires )

 

Don’t use 25 MHz clock area

 

( I found out later that 25 MHz clock is only used for BD ROM drive mechanical function )