Toshiba MMK-AP0072H Installation Manual page 27

New check code
1. Difference between the new check code and the current system
The displaying method of the check code changes in this model and after.
Used characters
Characteristics of code classification
Block display
<Display on wired remote controller>
• [ ] goes on.
• [UNIT No.] + Check code + Operation lamp (Green) flash
<Display on sensor part of wireless>
• Block display of combination of [
<Display on indicater on wireless remote controller
receiver part>
• Unit No. and check code are displayed.
• In a case of error with auxiliary code, check code and
auxiliary code are displayed alternately.
Check code in current system
Hexadecimal notation, 2 digits
Few classification of communication/incorrect setup system
Indoor P.C. board, Outdoor P.C. board, Cycle, Communication
] [ ] [ ]
Alphabet + Decimal notation, 2 digits
Many classification of communication/incorrect setup system
Communication/Incorrect setup (4 ways), Indoor protection,
Outdoor protection, Sensor, Compressor protection, etc.
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New check code
Display Classification
A Unused
C Central control system error
E Communication system error
F Each sensor error (Failure)
H Compressor protective system error
J Unused
L Setup error, Other errors
P Protective device operation