– Intelligent Printer Data Stream (IPDS)
Installing a SIMM Important
Follow the instructions for handling static-sensitive devices described on page 150.
Use the following procedure to install a SIMM:
1. Turn printer power off and unplug power cord.
CAUTION:
Failure to turn off the printer before working with its internal components can
result in electric shock.
2. Remove any cables attached to the controller board.
3. At the back of the printer, loosen the thumb screws that fasten the controller board.
4. Remove the controller board by pulling controller board toward you.
5. Locate the correct socket for the type of SIMM you are installing. The SIMM
sockets are labeled FLASH and DRAM. (See Figure 16 on page 154 for
location.) Your optional SIMM works only if it is installed in the correct socket.
a. The DRAM SIMMs must be installed in either of the two sockets on the right
side of the controller card, which are labeled DRAM.
b. The IPDS SIMM, PostScript SIMM, and the flash memory SIMMs must be
installed in one of the four sockets on the left side of the controller card, which
Chapter 7. Installing Printer Options 155