Service Manual
4. Communication malfunction E6
Start
Cut off power supply. Check if
connection line of IDU and ODU
and the wire inside electric box
are correctly connected.
Correct connection?
Main board matches
with display board? Main board of
IDU matches with that of ODU?
Communication cord is damaged?
Replace IDU's
main board
Malfunction eliminated?
End
Connect the line
according to
wiring diagram.
Match correctly
according to product
specification
Replace
communication
cord
Replace ODU's
main board.
Malfunction eliminated?
Malfunction eliminated?
Malfunction eliminated?
yes
yes
yes
yes
yes
yes
yes
no
no
no
no
no
no
no
44
Summary of Contents for Emerald SC-09WGLD-HP230
Page 1: ...Service Manual SC 09ZGLD HP230 SC 09WGLD HP230 SC 12ZGLD HP230 SC 12WGLD HP230 1...
Page 43: ...Service Manual 3 Malfunction of Protection of Jumper Cap C5 43...
Page 56: ...Service Manual 10 Exploded View and Parts List 10 1 Indoor Unit 56...
