Panasonic CS-Z20TKEW Service Manual

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 Remote Control Receiving Sound
o Normal Operation  nanoe Operation : Beep
o nanoe Operation  Normal Operation : Beep
o Stop  nanoe individual Operation : Beep
o nanoe individual Operation  Stop : Long Beep
 Power failure
o During nanoe individual operation, if power failure occurs, after power resumes, nanoe individual operation
resumes immediately.
o During combination operation, if power failure occurs, after power resumes, combination operation resume
immediately.
 nanoe check mode
o To enable nanoe check mode, during nanoe operation ON:
Normal display mode
Transmit
“NANOE CHECK” code
Press SW (t ≥ 0 secs)
When SW pressed continuously for t ≥ 5 secs to enter service zone
and press SW’s to choose function 57
o During nanoe check mode, H67 is judged when disconnection detected. Timer LED blinks.
 nanoe Abnormal Detection
o Disconnection Abnormality
 Abnormal detection condition
 Start from 1 sec after nanoe power ON, 6 secs has passed and in this 6 secs period, abnormal signal
is detected continuously for 5.9 secs.
 Action after abnormal detection condition fulfilled
 Disconnection counters +1, nanoe power OFF for 5 minutes and then restart. However, according to
action mode and disconnection counter, below will be implemented:
o During nanoe Check Mode: Disconnection abnormality will judged when disconnection counter
≥ 1. Abnormal code: H67 will memorized in EEPROM, Timer LED blinking and nanoe LED Off.
o Other Than Above: Disconnection abnormality will judged when disconnection counter ≥ 3.
Abnormal code: H67 will memorized in EEPROM and nanoe LED OFF, Timer LED not blinking.
 Disconnection counters clear condition >
 Disconnection counter will be cleared when operation stop. (Not nanoe Check Mode)
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Panasonic CS-Z20TKEW Specifications

General

Brand	Panasonic
Model	CS-Z20TKEW
Category	Air Conditioner
Language	English