4 Replacement Procedures  4.19 JK board  
4.19 JK board 
Removing the JK board 
The following describes the procedure for removing the JK board (See Figure 4-29). 
1.  Remove the following screw securing the JK board. 
•  M2.5×6S  Tapping screw  ×1 
2.  Disconnect the JK cable from the connector CN9551 on the system board and 
connector CN9550 on the JK board. 
3.  Take out the JK board from the slot. (Be careful, because the analog TV turner cable 
is connected to the JK board.) 
4.  Disconnect the analog TV turner cable from the connector CN9614 on the back of 
the JK board. 
 
CN9550
JK cable 
JK board
CN9551
CN9614
nalog TV tuner cable 
M2.5×6S Tapping 
Figure 4-29  Removing the JK board 
4-48  [CONFIDENTIAL]  QOSMIO G30 Maintenance Manual (960-546)