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7.3 Firmware update
Building Technologies
Fire Safety
A firmware update enables the following:
Installation of a new firmware version
Change to or from 'EL' operation mode
Change the user language
When a firmware update is carried out, the new firmware overwrites the old
firmware. To carry out a firmware update, the components for connecting the PC
with the FDUL221 line tester must be available. You will find more information in
chapter 'Operating the line tester with a PC [
Variant 3: Connection to the PC via USB cable
1
Connection on the front for variant 3 (USB)
Variant 2: Connection to PC via MC link socket
1
Connection on front for version 2 (MC link)
Variant 1: Connection to PC via serial RS232 interface
1
Connection in battery compartment for variant 1 (RS232)
Maintenance / Repair
56]'.
1
7
Firmware update
69
008250_i_en_--
2013-08-15
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