Toshiba MMD-UP0071SPH-UL Installation Manual page 27

Trouble detected by central control device
Check code
Outdoor unit 7-segment display
Central control
device indication
C05 —
C06 —
C12 —
P30
(L20)
—
S01 —
51-EN
Wireless remote control
Sensor block display of receiving unit
Auxiliary code Operation Timer
—
—
—
Differs according to trouble contents of unit with occurrence of alarm
— (L20 is displayed.)
—
Ready Flash
— Sending trouble in central control device
— Receiving trouble in central control device
— Batch alarm of general-purpose equipment control interface
Group control follower unit trouble
• Duplication addresses of indoor units in central control device
• With the combination of air conditioning system, the indoor unit may detect the check code
of L20
— Receiving trouble in central control device
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Check code name Judging device
Central control device
Central control device
General-purpose
equipment I/F
Central control device
Central control device
EN
52-EN