Casio TE-2000 Service Manual page 27

FLASH ERASE TEST of FLASH ROM ......... ERASE TEST for FLASH ROM (user area) is
Operation : Y X 4
[Plint format] When normally ended
FLASH ERASE OK
[Plint format] When ended with an error
FLASH ERASE ER
RAM READ Only TEST .................................. Only READ TEST for RAM is performed.
Before this test, make sure to perform all tests (1 <#–2 (SUB TOTAL)>).
Operation : X 5 #–2 SUBTOTAL
X : 0 (or abbreviated) ... When the test is performed up to the last address in RAM, the
1 .............................. The test is performed consecutively until power failure or OFF
[Display format]
x x
[Plint format]
RAM 128KB READ OK
Displaying BACK-UP BATTERY voltage (A/D convert) .... The value calcuated based on the VCC of
Before this test, make sure to perform all tests (1 <#–2>).
The display continues until power failure or OFF mode.
Operation : 7 #–2 SUBTOTAL
[Display format]
x x x
Displayed voltage x 1270 / 1000 = Battery voltage
performed.
#–2 SUBTOTAL
Issuing receipt
yy : xxxx = Error bank : address
Issuing receipt
YY:XXXX
receipt is issued and the test is ended.
mode ("–" is lit during this test).
x Bank No.
Issuing receipt
XXX = BATTERY voltag(X.XX V)
— 25 —
CPU (4.00V) is displayed.