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D. troubleshooting – Sharp IQ-8900 User Manual

Page 301

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2. Release

3. Touch

.

The built-in clock and any set daily alarms are reset.

l

Do not touch

in step 3. Doing so will delete all

data in the unit.

l

However, if you have forgotten the password to be
entered in the start-up display, you have no choice but

to touch

, losing all your data, to be-able to use

the unit.

D. Troubleshooting

Refer to the list below for solutions when the unit is not

functioning properly before contacting your local SHARP

dealer.

Problem

The display remains
blank after pressing

0

ON .

Poor display contrast.

The unit is turned on,

but pressing keys and

touch buttons has no

effect.

“Not enough memory”

displayed.

Solution

l

Set the card lock switch to LOCK.

l

Adjust the LCD contrast (see 52).

l

Install new batteries (see 302).

Adjust the LCD contrast (see p. 52).

The unit’s memory is full or nearly full.

Delete unnecessary data or install a
RAM card (see p. 238). (You can

check the amount of free memory

using CHECK MEMORY in the

TOOLS

menu. See p. 81.)

300

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