Honeywell SMV 3000 User Manual page 117

9.4 Replacing Electronics Module or PROM,
Procedure, continued
Table 28
1/99
Replacing Electronics Module or PROM, Continued
Step
5 Remove two retaining screws and carefully pull Daughter PWA
straight up to unplug it from Main PWA.
Main PWA
PROM
Location
PWA
Connector
6 With component side of main PWA facing you, use an IC extraction
tool to remove plug-in PROM.
We recommend that you use a ground strap or ionizer
when handling the plug-in PROM, since electrostatic discharges can
cause PROM failures.
7
If you are replacing the...
Electronics module
PROM
SMV 3000 Transmitter User's Manual
Action
Plastic
Flex Tape
Bracket
Connector
Screw
Power
Connector
Daughter PWA
Write
Protect
Jumper
PWA
Connector
Screw
Then...
go to Step 8
go to Step 9
Continued
Temperature
Input
Connector
Screw
Continued on next page
105