E-58
1. Press
1A
(OFF) to turn off the calculator.
• To ensure that you do not accidentally turn on power while replacing the battery, slide
the hard case onto the front of the calculator.
2. Remove the cover as shown in the illustration and replace the
battery, taking care that its plus (+) and minus (–) ends are facing
correctly.
3. Replace the cover.
4. Initialize the calculator:
O1
9
(CLR)
3
(All)
w
(Yes)
• Do not skip the above step!
Screw
A
Auto Power Off
Your calculator will turn off automatically if you do not perform any operation for about 10
minutes. If this happens, press the
p
key to turn the calculator back on.
Specifications
Power Requirements:
Solar Cell: Built into front of calculator (fixed)
Button Battery: LR44 (GPA76) × 1
Approximate Battery Life:
3 years (based on 1 hour of operation per day)
Operating Temperature: 0˚C to 40˚C (32˚F to 104˚F)
Dimensions: 11.1 (H) × 80 (W) × 162 (D) mm
3
/
8
" (H) × 3
1
/
8
" (W) × 6
3
/
8
" (D)
Approximate Weight: 95 g (3.4 oz) including the battery
Bundled Accessories: Hard Case
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