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12-5. TEST POINT DIAGRAM
12-5-1. Power supply board
PVA-A30AA4
PVA-A36AA4
PVA-A42AA4
CNXB1
CNXC1 CNXA1
CND
C53
(*1)
PC51
C25
(*1)
(*1)
CND
CNMF Fan motor output
CNXA1
CNXB1
CNXC1
CNXA2
CNXB2
CNXC2
(*1)
V
FG
V
CC
V
sp
CNMF
29
Power supply voltage (208 - 230VAC)
1 - 4: 310 - 340 VDC
5 - 4: 15 VDC
6 - 4: 0 - 6.5 VDC
7 - 4: Stop 0 or 15 VDC
Run 7.5 VDC
(0 - 15 pulse)
Connect to the indoor controller board
Connect to the indoor controller board
Connect to the indoor controller board
Connect to the indoor power board
Connect to the indoor power board
Connect to the indoor power board
Voltage on the (-) side of PC51 and
C25
(Same with the voltage between 7 (+)
and 4 (-) of CNMF)
Voltage between the C25 pins 15
VDC
(Same with the voltage between 5 (+)
and 4 (-) of CNMF)
Voltage between the C53 pins
0VDC (with the fan stopped)
1 - 6.5VDC (with the fan in operation)
(Same with the voltage between 6 (+)
and 4 (-) of CNMF)
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