3–11Disassembly and Access Procedures
Publication 1336 IMPACT-6.2 – March 1998
Removing the Main Control Board
Figure 3.6
Main Control Board
Connector J1
Connector
J5
Main Control
Board
AB0854A
TB10
Main Control Board
Mounting Plate
L Option
Board
Terminal Strip
TB3
TB11
Connector J6
Connector J7
Removal
!
ATTENTION: Disconnect and lock out power from
the drive before disassembling the drive. Failure to
disconnect power may result in death or serious injury.
Verify bus voltage by measuring the voltage between
+DC and –DC on terminal block TB1. Do not attempt
to service the drive until the bus voltage has discharged
to zero volts.
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