Thermal Arc ARCMASTER 400TS - Pcb4 (Wk-4819)

300/400TS and 300/400S 12 MAINTENANCE
12 – 10
8) Disconnect the one connector and remove the two screws, and then remove the PCB7 (WK-5550) from
the PCB3 (WK-5548). Remove one screw and one ground terminal from the PCB7 (WK-5550).
9) Disconnect the two connectors from the PCB3 (WK-5548).
3.4 PCB4 (WK-4819) 
1) Remove the side cover. [Reference page : 11-1]
2) Disconnect the two connectors. Remove the two screws and three connectors and remove the PCB4
(WK-4819) from the PCB3 (WK-5548).
1
2
CN20
CN33
CN18
2
1
CN6
CN5
CN4
CN4
CN7