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Troubleshooting
151
Testpoints
Checking Power Supplies
•
TP4 +15V
Power
•
TP5 -15V
Power
•
TP18 +5V
Power
•
TB1-13 +24V
isolated
•
TB1-14
+24V isolated common
•
TB1-66
e12V supply
•
TB1-67
e5V supply
•
TB1-61 encoder
common
Other Useful Testpoints
•
TP6 Encoder
Channel
B
•
TP7 Encoder
Channel
A
•
TP12 DC
Bus
Voltage
1
Scaling:
10v=910v (460v/400v class)
10v=450v (230v class)
•
TP13 U
Phase
Current
•
TP15 W
Phase
Current
•
TP16
V Phase Current
2
Scaling:
volts
hp
kw
model
cube
size
cube
ID#
TP scaling
(amps/volts)
10
7.5
-4018
B
5
6.7
380V 15 11 -4024 B
6
8.9
to 20 15
-4034
C
7
12.5
480V 25 18 -4039 C
8
14.4
7.5
5.5
-2028
A
11
10.3
200V 10 7.5 -2035 B
12
12.9
to 15 11
-2047
B
13
17.3
240V 20 15 -2060 C
14
22.1
4
-4011
A 17 4.1
380V 5.5
-4015
A
18
5.5
to
7.5
-4021
B 19
7.8
440V 11 -4028
B
20
10.3
15
-4039
C 21 14.4
•
TP2, TP3, TP8, TP9, TP10, TP11, TP19
– no function (at this time)