HP 20B User Manual

Errors
66
Table 11-1 Error Messages
Error Message Status
ER: Many Solutions Returned when there are many solutions to the
problem.
ER: Invalid N Returned by TVM/Amort if N is invalid.
ER: User Abort Returned by long functions if user stops the calculation
prior to completion.
ER: ∞ Result
Returned if the result is infinite.
ER: Insufficient Data Returned by statistics functions if there is insufficient
data for analysis.
ER: No Payback Returned by payback function if there is no payback on
this problem.
ER: Unique solution to IRR Not Found Returned if IRR tries to calculate a solution but cannot
find it. User should supply a new guess…
ER: Stack Stack overflow when performing calculations with more
than 12 pending operations.
ER: Parenthesis: An error linked to use of parentheses: unmatched, too
many, etc.
ER: Insufficient Memory Insufficient memory to complete the operation.
ER: No Solution Found No solution found.

HP 20B Specifications

General

Type	Financial
Cover	-
Form factor	Pocket
Control type	Buttons
Product color	Black
Digits	12 digits
Display type	LCD
Display tilting	No
Display number of lines	2 lines
Battery type	CR2032
Power source	Battery
Auto power off	Yes
Number of batteries supported	2
Memory registers	110

Weight and Dimensions

Depth	149.2 mm
Width	77 mm
Height	16 mm
Weight	37.5 g