3MZ
1-3-37
U917
Setting backup data reading/writing
Description
Stores backup data from the fax control PWB (when an optional fax kit is installed) into CompactFlash or
reads the data from CompactFlash.
Purpose
To store and write data when replacing the PWB.
Setting
1. Press the power key on the operation panel, and after verifying the power indicator has gone off, switch
off the main power switch. And then unplug the power cable from the wall outlet.
2. Remove the screw and remove the slot cover.
3. Insert Compact Flash in a notch hole of the machine.
4. Connect the power plug. While pressing the copier key, turn the main power switch on.
Press and hold on the Copier key until the message "Please wait." disappears.
5. Enter the maintenance item.
6. Press the start key.
7. Select the item using the cursor up/down keys.
8. Press the start key. Reading or writing is executed, and the screen displays the result.
If the operation was successful:
EXECUTE 0100
CHECK SUM ****
CODE 0000
If the operation failed:
EXECUTE 0100
CHECK SUM ****
CODE XXXX
Where XXX is the error code indicating the reason for the failure.
See Error Codes for Operation U917 and U926 below.
9. Press the power key on the operation panel, and after verifying the power indicator has gone off, switch
off the main power switch. And then unplug the power cable from the wall outlet.
10. Remove the Compact Flash from the machine.
11. Refit the slot cover.
Error Codes for Operation U917 and U926
Maintenance
item No.
Description
Display
Description
SRAM
→
CF:BKUP
Writing the backup data of fax control PWB
CF
→
SRAM:BKUP
Reading the backup data of fax control PWB
SRAM
→
CF:DIAL
Writing the backup data of fax dial information
CF
→
SRAM:DIAL
Reading the backup data of fax dial information
Code
Description
0102
Detects call for service on fax control PWB.
0103
Detects call for service on engine PWB.
0104
Communication error.
0105
Detects call for service on main PWB.
01FF
CF error.
0202
No CF card.
0203
No data in CF card.
0204
CF data is incompatible.
0205
Bad CF data (Checksum error)
0206
CF read error.
0207
CF write error.
0212
Fax control PWB flash memory error.
Summary of Contents for DF-420
Page 3: ...Revision history Revision Date Replaced pages Remarks ...
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