Main controller board; PC I/F- Page 121

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REGULAR MAINTENANCE AND TROUBLESHOOTING

3550-US-5.0

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Optional Memory Board

Optional Memory Board

Optional Memory Board

Optional Memory Board

Optional Memory Board

The memory board is installed on the main controller board inside the machine. You can add the
optional memory board for the fax.

<When faxing>

<When faxing>

<When faxing>

<When faxing>

<When faxing>
Additional memory is available and useful to expand the memory for sending and receiving faxes.

LINE

EXT.

PC I/F

LINE

EXT.

PC I/F

Main controller board

Screw

Model Name

Model Name

Model Name

Model Name

Model Name

Optional Memory

Optional Memory

Optional Memory

Optional Memory

Optional Memory

Total

Total

Total

Total

Total

FAX 3550

1 MB (100 Pages)

1.3 MB (130 Pages)

300 KB (30 Pages)

or

or

2 MB (200 Pages)

2.3 MB (230 Pages)

Brother chart standard resolution MMR coding method.

<When copying>

<When copying>

<When copying>

<When copying>

<When copying>
Additional memory will allow you to sort multiple copeies (Max. 60 pages)

Installing the Optional Memory Board

Installing the Optional Memory Board

Installing the Optional Memory Board

Installing the Optional Memory Board

Installing the Optional Memory Board

1. Unplug the power cord from the AC

outlet and disconnect the interface
cable.

WARNING

Unplug the power cord before
installing (or removing) the memory
board.

2. Unscrew the three screws securing

the main controller board plate and
pull out the board.

WARNING

Do not touch the surface of the main
controller board.