F7A-F7F - GE JK1000 Technical Service Manual
27” single and double units 30” single and double units
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Also See for JK1000:
- Owner's manual (33 pages) ,
- Dimensions and installation information (2 pages) ,
- Owner's manual (32 pages)
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Keypanel
F7A-F7F
Machine control Glass touch
F7 codes on these units will display number and LETTER:
F7A Indicates board sees a stuck key other than START and Clear
F7B Board sees a stuck START key
F7C Upper CLEAR key stuck condition
F7d Lower CLEAR key stuck condition
F7E Glass touch COMMUNICATION failure
F7F Glass touch Cyclic Redundancy Check failure (CRC)
In most occurrences of a F7_, - failure is within the glass touch
and will most likely have to be replaced.
39
GE Title or job number
11/26/2013
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Table of Contents
Troubleshooting
