Back-Up Data - Canon SmartBase PC1200s Service Manual

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Table of Contents

CHAPTER 4 OPERATION

8.2.2 Back-Up Data

8.2.2.1 Types of Data

The types of data backed up by the data back-up lithium batteries (BAT1, BAT2) on the

image processor PCB are as follows: a, b, and c are stored in the SRAM (backed up by

BAT1), while d is the data stored in the SDRAM (backed up by BAT2).

a. User Data

1. data register

2. telephone number register

b. Service Mode Data

NUMERIC Param

(various settings of reception/transmission mode)

(one-touch dial, etc)

error control, echo remedy, etc.

NL equalizer, transmission level, etc.

FAX/TEL switch parameter, etc.

not used normally

image position adjustment, etc.

reduction, etc.

reading counter, print counter, etc.

system dump list, key history report output, etc.

various data initialization, etc.

version No., checksum, etc.

2000 2000 2000 2000

CANON SmartBase PC1200s/iR1200s REV. 0 DEC. 2001

Smartbase ir1200s