User Manual
SPECIFICATIONS
Calculations: Scientific calculations, complex number
calculations, simultaneous linear
equations with three unknowns, statistical
calculations, etc.
Internal calculations: Mantissas of up to 12 digits
Pending operations: 16 calculations 8 numeric values
(4 numeric values in STAT and complex
number mode)
Power source: Built-in solar cells
3V ¶ (DC):
Backup batteries (Alkaline batteries (LR44)
× 2)
Operating temperature: 0°C – 40°C (32°F – 104°F)
External dimensions: 78.6 mm (W) × 152 mm (D) × 10.5 mm
(H)
3-3/32” (W) × 5-31/32” (D) × 13/32” (H)
Weight: Approx. 78 g (0.172 lb)
(Including batteries)
Accessories: Batteries × 2 (installed), operation
manual, quick reference card and hard
case.
Replacement Procedure
1. Turn the power off by pressing @ F.
2. Remove two battery cover screws.
3. Slide the battery cover slightly and lift it to remove.
4. Remove the used batteries by prying them with a ball-point pen
or other similar pointed device.
5. Install two new batteries. Make sure the “+” sides are faced up.
6. Replace the cover and screws.
7. Press the RESET switch (on the back).
• Make sure that the display appears as shown below.
If the display does not appear as shown, remove the batteries,
reinstall them and check the display once again.
Automatic Power Off Function
This calculator will turn itself off to save battery power if no key is
pressed for approximately 10 minutes.








