Originally Posted by
teckat
The machine may be upgraded in either of the following two ways:• By replacing the DIMM on the image processor PCB.• By updating the DIMM contents through downloading from a computer.The DIMM (flash ROM) used in the machine comes in two types; both types are mounted on the image processor PCB. • DIMM for the IP-CPU4 MB: bottom of 2-layer slot1 MB: top of 2-layer slot• DC-CPU DIMM (1 MB)Obtain the following:• PC to which the downloading tool (service tool) has been installed.• Bi-Centronics cable (with an IEEE 1284 Standard-compliant marking)Downloading/////////Connection• Check to make sure that the communication memory lamp is off.1) Turn off the machine's main power switch; then, disconnect the power plug, and disconnect the modular cable (telephone).2) Open the front door, and open the connector cover for downloading.3) Connect the machine to the PC with a bi-Centronics cable.• Make sure that the PC is off.• Connect the 25-pin connector of the cable to the PC, and 36-pin connector to the machine.4) Slide the switch to LOAD.Turn on the PC, and start the downloading tool.6) Connect the machine's power plug to the power outlet, and turn on the main power switch.Downloading1) Select 'To Main Menu' in response to the start-up message of the downloading tool.2) Select 'Next' under the Download/Upload.3) Click the model and PCB for downloading.IP: DIMM for the IP-CPUDC-CON: DIMM for the DC-CPU4) Start upgrading the flash ROM following the instructions on the PC screen.5) When downloading is done, operate as follows to turn off the PC:OK ® To Main Menu ® End Tool ® Endc. After Downloading1) Turn off the machine's main power switch, and disconnect the power plug.2) Disconnect the bi-Centronics cable from the PC and the machine.3) Slide the download switch to COPY.4) Close the connector cover, and close the front door.5) If the machine is equipped with fax functions, connect the modular cable.6) Turn on the main power switch.7) Start service mode, and check the ROM version. COPIER> DISPLAY>VERSION
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