Mitsubishi Electric Mr. Slim SUZ-SA71VA Technical & Service Manual page 28

11-6. TEST POINT DIAGRAM AND VOLTAGE
Inverter P.C. board
SUZ-SA71VA.TH
Fuse (F62)
T2.0AL250V
Signal of out-
door fan motor
(CN931)
LED
Output to
drive outdoor
fan motor
(CN932)
Fuse (F901)
T3.15AL250V
Fuse (F880)
T3.15AL250V
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( )
OCH561
Fuse (F601)
T3.15AL250V
Discharge temperature thermistor(RT62)
700
600
500
400
300
200
100
0
0 10 20 30
20 30 40
R.V. coil (CN602)
230VAC
JP715 (+)
325 - 370 VDC
JP30 (-)
40 50 60 70 80 90 100 110 120
Temperature( )
28
Jumper wire for
changing defrost
setting (JS)
Jumper wire for
pre-heat control
setting (JK)
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)
LEV connector (CN724)
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( )