Mitsubishi Heavy Industries SCM71ZM-S1 Technical Manual page 292

Main PCB (PCB1) on the upper layer
Layout of Main PCB
〈Main PCB〉
Fuse
291
- -
〔Part side〕
CNFAN CNTH
W : Black
V : White
U : Red
〔Pattern side〕
'17 • SCM-T-225
CN20S
CNHEAT
CNSUB
R : Black
S : White
C-2 : Red
S-2 : White