User manual - fx-CG10_20_Hard
CASIO
E-9
Specifications
Variables: 28
Calculation range: 
p1 × 10
–99
 to p9.999999999 × 10
99
 and 0. Internal operations use 15-digit mantissa.
Exponential display range: Norm 1: 10
–2
 > |x|, |x|  10
10
        Norm 2: 10
–9
 > |x|, |x|  10
10
Program capacity: 61,440 bytes (max.)
Storage memory capacity: 16MB (max.)
Power supply: Four AAA-size alkaline batteries LR03 (AM4), or four nickel-metal hydride 
batteries
Power consumption: 0.6 W
Approximate battery life:
• New alkaline batteries or fully-charged new nickel-metal hydride batteries used in an ambient 
temperature of 25°C.
• Operating Conditions
(a) Non-stop flashing cursor display in Run-Matrix mode. Each hour, display brightness 3 for 
first 30 seconds and then to 1 for remainder of hour.
(b) Repeat of one-hour cycle of (1), (2), and (3) below.
(1) Menu display for 5 minutes (display brightness 3 for first 30 seconds and then 1 
thereafter)
(2) Run-Matrix mode calculation for 5 minutes (display brightness 3)
(3) Flashing cursor in Run-Matrix mode for 50 minutes (display brightness 3 for first 30 
seconds and then 1 thereafter)
(c) Power off
 Operating  
 Conditions
Batteries
(a) (b) (c)
Four AAA-size alkaline batteries LR03 
(AM4)
250 hours 140 hours 1 year
Four nickel-metal hydride batteries 
(recommended type only)
150 hours
(Reference)
85 hours
(Reference)
* Battery life can be reduced dramatically by the conditions described below.
- Continuous program calculation execution
- Manufacturer and type of battery used, differences between individual batteries
- Operating conditions (applications used)
- Calculator settings (display brightness, backlight duration)










