Toshiba MMU-AP0121MH Servicehandbuch
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5. Outdoor EEPROM write-in error code display (Displayed on the header unit only)
∗
The latest error code written in EEPROM of each outdoor unit is displayed.
(It is used when confirming the error code after power supply has been reset.)
(It is used when confirming the error code after power supply has been reset.)
Set SW01 to 03 as shown in the following table, and the push SW04 for 5 seconds or more to display an error code.
7-7. Sensor Characteristics
Indoor Unit
n
Temperature sensor characteristics
n
7-segment display A, B
Display A
D600
D601
D602
D603
D604
Display B
10
0
20
30
40
10
20
30
40
50
Characteristic-1
Temperature [˚C]
Indoor TA sensor
Resistance [k
]
50
0
100
150
200
5
0
10
15
20
-20
-30
-10
0
10
20
30
40
50
60
70
80
90
100
Characteristic-2
Temperature [˚C]
Indoor TC1, TC2, TCJ sensors
Resistance [k
] (10˚C or lo
w
e
r)
Resistance [k
]
(10˚C or higher)
W01
1
SW02
1
2
3
SW03
16
Display contents
The latest error code of the header unit 1 (U1)
The latest error code of the follower unit 1 (U2)
The latest error code of the follower unit 2 (U3)
7-segment display
A
B
E. r
1. – –
E. r
2. – –
E. r
3. – –