Rockwell Automation 1785-LTx INST.INSTR CLASSIC PLC-5 - Manual (Page 2)

Classic PLC-5 Programmable Controller Firmware Upgrade 2
Publication1785-5.12 May 1998
Follow these steps to dissassemble the processor.
1 Before you dissassemble the processor, check to ensure that you
have a backup copy of the customer program on hard disk or tape.
2
Being careful not to lose the washers, remove the four screws from
the plastic cover and note the orientation of the stand-offs and sleeves.
Front View
(Metal Cover)
Left Side
(Metal Cover)
Right Side
(Plastic Cover) Front View
Stand–off Sleeve
Left PC Board Right PC Board
Star
Washer Bellville
Washer
Plastic Cover
20665–M
To Dissassemble the
Processor ...