Service manual

DOWNLOADING NEW FIRMWARE
B358 4-4 SM
4.3.4 COPY FLASH ROM (SP05)
There are two functions; one is to copy the printer controller firmware from the
ROM DIMM to the printer controller, the other is the opposite way.
Download from ROM SIMM to printer controller
When downloading the printer controller firmware from either the flash memory
card or a PC was not successful and the printer controller does not start up, the
controller firmware cannot be downloaded from the flash memory card or a PC to
recover the machine. However, the firmware can be downloaded from ROM SIMM
using this function, using the following procedure.
1. Remove the printer controller.
2. Change the position of the TB1 jumper [A] on the controller from CS0 to CS1.
3. Change the position of the TB1 jumper [B] on the ROM DIMM that contains the
controller firmware from CS1 to CS0.
4. Install the ROM SIMM on the controller.
CAUTION:
Make sure to install the correct ROM SIMM in the PostScript SIMM.
5. Install the printer controller and turn on the machine.
6. Enter the printer SP mode and select “05 – Copy Flash ROM”.
7. Press “Yes” in reply to the confirmation message.
8. After downloading is successful, turn off the machine and remove the printer
controller then remove the ROM SIMM as well.
9. Reposition the jumpers on the printer controller and ROM SIMM.
10. Reinstall the printer controller then turn on the machine.
11. Check that the printer controller starts up.
CN1
IC41
TB1
Printer Controller
TB1 TB2
IC10
IC9
CS0
CS1
TB1
CS0
CS1
TB1
CS1
CS0
TB1
CS1
CS0
TB1
ROM SIMM
B358M500.WMF
[B]
[A]