Display "Under Host Computer Integrate Control" Blinks (Repeats Double Blink) - Panasonic Urban Multi MX1R Series Service Manual

PACD011001C2
8.3 Display "Under Host Computer Integrate Control" Blinks (Repeats Double
Blink)
Remote Controller
"under host computer integrated control" (Repeats double blink)
Display
„ Central control address (group No.) is not set for indoor unit.
Supposed Causes
„ Improper address setting
„ Improper wiring of transmission wiring
Troubleshooting
Troubleshooting Urban Multi "MX1, ME1 Series" Using R-22
Be sure to turn off power switch before connect or disconnect connector,
Caution
or parts damage may be occurred.
Is the central
NO
control address (group No.)
set for the indoor
unit?
YES
Is the switch
NO
for setting each address set
correctly?
YES
Is
the transmission
YES
wiring disconnected or wired
incorrectly?
NO
Troubleshooting (OP: Unified ON/OFF Controller)
Set by remote controller the central
control address for all indoor units
connected to the central control line.
Set the switch for setting each address
correctly and simultaneously reset the
power supply for all optional controllers
for centralised control.
Fix the wiring correctly.
Replace the PC board of the unified
ON/OFF controller.
(VF082)
215