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AutoSetPAC User Manual
1101600
Chapter 6 Troubleshooting
127
Troubleshooting Common AutoSetPAC Problems
The following sections show you how to troubleshoot problems you may encounter as you run the
press with AutoSetPAC.
Tonnage/WaveForm Menu Option Does Not Display at Power-up (Communications Error)
1.
Verify that the AutoSetPAC processor board has power by testing both sides of fuse F102 (see
Figure 2-6, page 37, or Figure 2-7, page 38). If power is not present, check AC wiring, referring
Connecting AC and Stop Circuit Wiring
2.
Verify that the SmartPAC and AutoSetPAC boards are communicating by checking the Tx
(DS106) and Rx (DS107) LEDs on the AutoSetPAC processor board (see Figure 2-6, page 37, or
Figure 2-7, page 38). If the LEDs are blinking alternately, the two boards are communicating.
3.
If the LEDs are unlit, the boards are not communicating. Check communications wiring, referring
to
Connecting Communications Wiring to SmartPAC 2 or SmartPAC PRO,
page 50.
a.
Verify that the resolver is wired correctly to the SmartPAC processor board (refer to Chapter
2 in the SmartPAC manual) and that strain links are mounted properly and wired correctly to
the AutoSetPAC board (refer to
, page 41). To do so, perform the
following procedures:
a.
Turn off power to SmartPAC and AutoSetPAC.
b.
Remove the resolver connector (TB101) from the SmartPAC board and all strain link
connectors (TB105 and TB106 on 2-channel AutoSetPACs, TB105, TB106, TB107, and
TB108 on 4-channel units) from the AutoSetPAC board.
c.
Power the SmartPAC and AutoSetPAC back up, and see if communications is resumed (i.e.,
the TONNAGE/WAVEFORM menu item displays).
d.
If SmartPAC and AutoSetPAC are now communicating properly, perform the following steps
in sequence to isolate the specific wiring connection at fault:
•
Plug the resolver connector back into its socket on the SmartPAC board, and power up
the units again. If communications are good, go to the next step. Otherwise, check the
resolver wiring, referring to Chapter 2 in your SmartPAC manual. If wiring is good, go to
the next step. If there is a wiring problem, correct it and go to the next step.
•
Plug the strain link connectors back into their sockets on the AutoSetPAC board, one at a
time, starting with the “Left” connector for a 2-input AutoSetPAC or “Left Front”
connector for a 4-input system. Power the units back up. If communications are good, go
to the next step. Otherwise, check the wiring for that strain link, referring to
, page 46. If wiring is good, go to the next step. If there is a wiring problem,
correct it and go to the next step.
•
Plug the “Right” (2-input AutoSetPAC) or “Right Front” (4-input unit) connector back
into its socket on the AutoSetPAC processor board. Power the units back up. If
communications are good, go to the next step. Otherwise, check the wiring for that strain
link. If wiring is good, go to the next step. If there is a wiring problem, correct it and go
to the next step.
Содержание AutoSet PAC 120 VAC
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