Problem

Solution

 

 

The alarm does not

Enable alarms using the TOOLS

sound at the set time.

menu (see p. 189).

 

 

Pressing a touch

Calibrate the touch panel (see p. 52).

button or touching the

 

display has no effect.

 

Or a function which is

 

not selected is carried

 

out.

 

 

 

E. Battery Replacement

General The unit uses the following types of batteries: guidelines

Use

 

Type

Size/Model

Qty.

 

 

 

 

 

General

Alkaline

batteries

LR03 (L30)

2

operation

 

 

 

 

 

 

 

 

 

 

 

 

 

Memory backup

Lithium battery

CR2032

1

 

 

 

 

 

There are some extremely important points to remember when installing new batteries:

Ez Do not remove the operating and backup batteries at the same time. Doing so will result in the loss of all data stored in the unit’s memory.

Backup all important data before replacing the batteries.

Remove any installed IC card before replacing the

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Sharp IQ-8900, IQ-8920 manual Battery Replacement, Problem Solution