2WA/2NJ/2RK
7-495
(1-3) C0070: FAX PWB incompatible detection error
Abnormal detection of FAX control PWB incompatibility in the initial communication with the FAX control PWB,
any normal communication command is not transmitted.
(1-4) C0650: FAX image storage pair-check error
The SSD (FAX image storage) used in other main unit is installed.
2 Firmware upgrade The firmware is not the lat-
est version.
Upgrade the fax firmware to
the latest version.
Firmware
Update
3 Replacing the FAX PWB The FAX PWB is faulty. Replace the FAX PWB. FAX Instal-
lation
Guide
Step Check description Assumed cause Measures Reference
1 Checking the FAX PWB The incompatible FAX
PWB is installed.
Install the FAX PWB for the
applicable model.
2 Firmware upgrade The firmware is not the lat-
est version.
Upgrade the fax firmware to
the latest version.
Firmware
Update
3 Replacing the main PWB The main PWB is faulty. Replace the main PWB. Detaching
and reat-
taching the
main PWB
Step Check description Assumed cause Measures Reference
1 Checking the SSD The SSD (FAX image stor-
age) already used in other
unit is installed.
When installing the SSD
used once, replace with the
correct SSD.
Detaching
and reat-
taching the
SSD
2 Executing U671 The SSD (FAX image stor-
age) already used in other
unit is reused without exe-
cuting U671.
If installing the used SSD,
execute U671 [FAX Data
CLEAR].
Executing
U671
3 Reinstalling the SSD The SSD (FAX image stor-
age) is not properly
installed.
Be sure to install the SSD to
the connector on the main
PWB.
Detaching
and reat-
taching the
SSD
Step Check description Assumed cause Measures Reference