How To Exit The Mode - Sanden GAU-A45HPA Service Book

E090 Clock IC error
E101 Communication error
E102 INV compressor start error
INV transient over-current error on hardware
E110 (converter)
INV transient over-current error on hardware
E111 (inverter)
INV transient over-current error on software
E112 (converter)
E113 INV transient over-current error on software (inverter)
E114 INV converter current detection circuit error
E115 INV inverter current detection circuit error
E120 INV power supply over-voltage error
E121 INV power supply low-voltage error
E122 INV transient voltage drop detection error
E123 INV transient power cutoff detection error 1
E124 INV transient power cutoff detection error 2
E125 INV control circuit board power supply error
E130 INV temperature sensor error
E131 INV heatsink temperature error
E140 INV motor operation detection error
E141 INV overload detection error
E150 INV serial communication error

3) How to Exit the Mode

Press and hold down “"Enter”" key to return to the Clock Display Mode.
Also, it automatically goes back to the Clock Display Mode when no panel
operation is performed for more than 60 seconds.
Sanden Heat Pump –– Service Technical Book
Page 42 of 48