Mitsubishi Electric MUZ-GF60VE-E1 Service Manual page 39

11-6. TEST POINT DIAGRAM AND VOLTAGE
1. Inverter P.C. board
MUZ-GF60VE MUZ-GF71VE
Heater (CN601)
230VAC
Signal of out-
door fan motor
(CN931)
Output to
drive outdoor
fan motor
(CN932)
Fuse (F901)
T3.15AL250V
Fuse (F880)
T3.15AL250V
JP715 (+)
325 - 370 VDC
JP30 (-)
Defrost thermistor(RT61)
Ambient temperature thermistor(RT65)
Outdoor heat exchanger temperature thermistor(RT68)
100
90
80
70
60
50
40
30
20
10
0
-20 -10 0 10
Temperature( )
OBH635C
Discharge temperature thermistor(RT62)
700
600
500
400
300
200
100
0
0 10 20
20 30 40
30 40 50 60 70 80 90 100 110 120
Temperature( )
39
Fuse (F601)
T3.15AL250V
R.V. coil (CN602)
230VAC
LEV connector (CN724)
LED
Defrost thermistor
/RT61 (CN671)
Discharge temperature
thermistor/RT62
(CN671)
Outdoor heat exchanger
temperature thermistor
/RT68 (CN671)
Ambient temperature
thermistor/RT65
(CN672)
Fin temperature
thermistor/RT64
(CN673)
Jumper wire for
changing defrost
setting (JS)
Jumper wire for
pre-heat control
setting (JK)
To relay P.C. board CN680
(CN681)
Fin temperature thermistor(RT64)
200
180
160
140
120
100
80
60
40
20
0
0 10 20 30 40 50 60 70 80
Temperature( )