Specifications

Memory Upgrade Options
6-3
6.1.1 Memory Upgrade
An optional 8 or 24 MB document memory upgrade is available for the MFX-2500.
To install the memory upgrade PCB:
1.Turn the machine off and remove the power cord and line cord.
2.Remove the rear cover.
3.Remove the shielding plate.
4.Connect the connector on the memory upgrade PCB to the connector (P5A) or connector (P5B) on the
machine’s main control PCB.
Upgrade memory board
The following table shows the combination of memory upgrade to be installed to each connector
(P5A and/of P5B). Please install the memory upgrade PCB according to the following table.
Built-in Connector P5A Connector P5B Total memory Storage capacity
8 MB — — 8 MB (8192 KB) 650 pages
8 MB + 8 MB — 16 MB (16384 KB) 650+680
⇐ Standard Spec.
8 MB + 8 MB + 8 MB 24 MB (24576 KB) 650+680+680
8 MB + 24 MB — 32 MB (32768 KB) 650+2040
8 MB + 8 MB + 24 MB 40 MB (40960 KB) 650+680+2040
8 MB + 24 MB + 24 MB 56 MB (57644 KB) 650+2040+2040
5.Connect the connectors and plug the power cord and turn the machine on.
6.Clear the DRAM. (In Fax mode, press MENU, *, G, [Enter].)
Important: The DRAM clear setting will erase all documents in memory.
7.Perform a DRAM test whenever an optional memory upgrade is added to the unit.
(Press MENU, *, B, F, [Enter]. See page 3-128 for more detail of the DRAM test.)
8.Print the Fax Setting List. (In Fax mode, press MENU, J, [List]).
Check the memory amount printed below the Name and confirm the amount. The memory amount of
the standard memory (16 MB) is 16384 KB.
9.Turn the machine off and unplug the power cord.
11.Re-attach the shielding plate.
12.Re-attach the rear cover.
13.Plug the line cord and power cord.