IAI America XSEL-KE - Manual (Page 60)

45
Part 1 Installation
(4) Replacement procedure for system-memory backup battery (CR2032) (compact type)
[Absolute specification]
In the case of a compact controller of absolute specification, an absolute reset must be performed after
replacing the system-memory backup battery. (Since all cables and absolute-data backup battery are
disconnected from the controller during the replacement procedure, the absolute data will be deleted.)
[Memory backup]
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following SRAM data in the X-SEL Controller will be backed up by the system-memory backup battery
on the main CPU board:
x Position data
x SEL global data (flags, integer/real variables, string variables)
x Error lists
%HVXUHWRIROORZWKHSURFHGXUHEHORZZKHQreplacing the system-memory backup battery.
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EDWWHU\LQVWDOODWLRQIXQFWLRQW\SH´LVVHWWR³´(installed), the above data stored in the SRAM will
be lost.
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position data can be restored in case the data stored in the SRAM is accidentally lost.
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[Replacement procedure for system-memory backup battery]
[1] Turn on the controller power.
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IXQFWLRQW\SH´7KLVZLOOEHXVHGZKHQUHYHUWLQJWhe parameter to its original setting following the
replacement of system-memory backup battery.)
[3] If the PC software is installed in your PC, save the position data to a file using the PC software.
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For the method to save position data to a file, refer
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setting to the controller, and then perform a flas K520ZULWH7KHSRVLWLRQGDWDZLOOEHVDYHGWR
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&RQILUPWKDWWKHIODVK520ZUiting process has completed.
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[5] Perform a software reset to restart the controller. (The SEL global data and error lists will be saved
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2QFHWKHFRQWUROOHUKDVEHHQUHVWDUWHGEHVXre to keep the power on until the initialization
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>@ 5HSODFHWKHV\VWHPPHPRU\EDFNXSEDWWHU\:KHQ removing the current battery and installing a
new one, pay due attention to the following points (SRAM data will be deleted if steps [1] through
[6] are not performed properly):
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x Connect the battery in the correct polarities.