Gestetner A265 Service Manual page 711

Then, restore the SRAM using the following procedure.
4. Turn off the machine.
NOTE: If the EXFUNC board was
present; make sure that a
backup of both the EXFUNC
and FCU SRAM data is
available, then install the
EXFUNC board.
If the EXFUNC backup is not
available, restore the data
from the old FCU before
installing the EXFUNC board
on the new FCU.
5. Connect the flash memory card [A] to
the card slot as shown.
See the note below for the switch settings.
NOTE: 1) SW1 below the card slot must be OFF.
2) If the switch setting is wrong, the fax function will not start up.
6. Turn on the machine, and enter the fax service mode.
7. Press " # then $.
8. Press &.
If the switch settings are correct, either of the messages below appears.
Refer to the table below for which type of backup must be used, depending on
the presence of an EXFUNC board.
EXFUNC board
Not present
Present
SM
CÓPIA NÃO CONTROLADA
A895R518.BMP
FCU SRAM
OK
Do not use.
6-5
CÓPIA NÃO CONTROLADA
[A]
SW1
A895R519.BMP
Type of backup
FCU and EXFUNC SRAM
Do not use.
OK
FCU
A895R504.WMF
A895R517.BMP
A265/A267