Technical information

CX400 Technical Manual (Rev 1.00)
SATO /ARGOX Technical Documentation
Confidential Information
19
7. FIRMWARE UPGRADING
The firmware in Printer CX400 is able to be upgraded through the Centronic port on printer. The following sub-section
describe how to upgrade firmware in normal and corrupted case
7.1 Unzip Firmware File
This diskette(ZIP file) contains the related files and data that you may change or upgrade the firmware.
Before changing the firmware decompress the file first.
1. C:\>MD SATO
2. C:\>CD SATO
3. C:\SATO >COPY A:README.TXT
4. C:\SATO >A:PKUNZIP A:CX400_Vx.xx.ZIP è Decompress all the files for upgrading F/W
( Where “x.xx” is version number ,e.g. 1.01 )
7.2 Upgrade Firmware in Normal Case
1. Turn on the printer and wait for 3 seconds.
2. Set PC to MS-DOS .
3. CD C:\SATO ( Change the Directory you made in 8.1 section )
4. Enter “SATO” on the DOS prompt “c:\SATO”
5. Wait a moment ( 2~3 minutes ) till “Power & Error LED” are synchronously blinking for completing F/W
upgrade. Then cycle the printer power to restart this printer.
6. When up date successfully, please follow the reset procedure listed in section 5.1 to reset this printer and
verify if this upgrade is successful or not. Specially the check sum in the label, which were printed out
during reset, should be 0000.
7.3 Upgrade Firmware in Corrupted Case
In very abnormal case, the Boot -Up program located at BOOT sector of Flash ROM in CX400 might be
corrupted(Supposedly it is impossible to happen. ). This will cause Printer to be unable to perform F/W upgrade with the
above normal way. In this case you might need to refer below to upgrade the Firmware.
1. Refer to step 1~2 and Step 5~8 in section 8.4.3 to disassemble this Printer till the expansion slot ( JP11)&
JP5 is accessible.
2. All the jumpers on JP5 (Located beside Expansion slot,J P11, and U8,U9) should be put on
BOOTER side.
3. Put “Booter Module“( It is the normal Font Card with “Booter Firm Ware” but not with Fonts. ) on JP11.
4. Turn on the printer and wait till POWER LED lights up.
5.. Set PC to MS-DOS.
6. CD C:\SATO ( Change the Directory you made in 7.1 section )
7. Enter “SatoBoot” on DOS Prompt “c:\SATO” .
8. Wait around 1 minute till Power” & “Error” LEDs are synchronously & slowly blinking.
Then turn off this printer.
9. Put all the jumpers on JP5 to be at NORMAL side again.
10. Remove “Booter Module” from JP11.
11. Refer to section step 19~21 and step 24~25 in section 8.4.3 to assembly this printer.
12. Follow the reset procedure listed in section 5.1 to reset this printer and verify if this upgrad being successful
or not. Specially the check sum in the label, which printed out during reset, should be 0000.
Note:
1. It is prohibited to run under Windows DOS for upgrading F/w in the above 2 modes
2. DO NOT TURN OFF the printer during changing the firmware till “POWER and ERROR LED”
are synchronously blinking. Otherwise unpredictable results may occur.