SHARP AR-PB2A
Service Manual

AR-PB2A

[6] FIRMWARE VERSION UP
1. Printer controll PWB
A. Cases where flash memory rewriting is required
In the following cases, the program in the printer control PWB flash memory must be rewritten. 1) When a bug or other error is found 2) Data stored in the flash memory is destroyed or deleted. 3) When the flash memory is replaced.

2. Network card
When using the network card AR-NC3D with AR-PB2A, if the firmware version of the AR-NC3D is 5.46 or earlier, upgrade is needed. This upgrade must be carried out for adapting the card to the additional features of AR-PB2A. Check the version number in accordance with step 1 and carry out the upgrade in accordance with step 2 if needed.

A. Check the version number of the network card.
Select the menu by pressing "MENU" and "PRINT TEST PAGE" on the operation panel of the copier and execute "PRINT CONFIGURATION PAGE". The setting list will be printed. Check "NIC Firmware Version:" in "Network Information". If the version number is 5.46 or less, upgrade is needed.

B. Necessary tools
1) Computer (PC) 2) Parallel cable 3) Program data file (xxx.hex)

C. Procedure
1) Print the setup list to check the firmware version. Use the operation panel of the copier to perform the following procedure. Offline � Environment setup � Test page print � Test page output 2) Turn off the power and cancel write protect of the flash memory on the printer control PWB. Copier power OFF � Remove the printer control PWB. � Switch the connection of jumper JP109 on the printer control PWB from 1-2 to 2-3. � Install the printer control PWB. 3) Connect the PC and the copier with the parallel cable. 4) Turn on the power 5) Execute SIM 67-14. 6) Download the program file. (Note) Never turn off the power during download. Set the PC to DOS mode � Check that the display shows READY. � Then type > COPY xxx.hex LPT1: and press the enter key. ( :space) The display is changed as shown below and the final display shows OL. Then the simulation is completed. READY � RECEIVE � ERASE � BLANK � WRITE � VERIFY � OK (Note) In case of an error, "NG" is displayed. IN that case, press the interruption key to exit from SIM 67-12 menu. If the PC still sends data, stop data sending. Check the PC and the copier for any abnormality, and perform the above procedure again. It is requred 15 � 30 min. (Due to PC performance) 7) Print the setup list and check the firmware version. 8) Turn off the power and write-protect the flash memory on the printer control PWB. Copier power OFF � Remove the printer control PWB. � Switch the connection of jumper JP109 on the printer control PWB from 1-2 to 2-3. � Install the printer control PWB. 9) Perform printing on the PC side and check that printing is performed normally.

B. Upgrade of network card The upgrade tool is included in the PRINTER UTILITIES CD-ROM.
Since this file is used for service, it is set as a hidden file. Check the file using the following procedure. 1) When checking on a Windows PC, select "Show all files" from the "View" and "Folder Options" menus. 2) The tool is included in the "\NC3D" folder. Carry out the upgrade of the network card in accordance with the Network Card Upgrade Utility Manual ("FTPDLMAN.TXT").

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