Yaskawa SmartTrac PS Card - Manual (Page 21)

SMART TRAC PS Card
Technical Manual TM 3554-0030 Appendix C – Removing the Smart Trac Card Stack
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17
Appendix C – Removing the
Smart Trac Card Stack
General Procedures
1. Power off the Smart Trac AC1. Disconnect it and tag "Out of Service".
2. Do one of the following:
•
Open the cover to the Smart Trac AC1 by rotating the spring-
loaded, captive screw counterclockwise. Use a large screwdriver if
necessary to free the slotted screw.
OR
•
Loosen the screws holding down the cover.
3. Disconnect the 12-pin wiring harness from connector J4 at the digital
operator.
4. Using the Phillips head screwdriver, remove the ground strap from the
left inside and the ground strap from the top inside of the Smart Trac
AC1 adapter ring.
5. Disconnect the 9-pin RS-232 cable at connector J5 on the Smart Trac
CPU card.