Operation Manual

4. DIAGNOSTIC TEST OPERATION
EO18-11004A
4.3 ROM Test
4- 3
4.3 ROM Test
(1) Contents
ROM version and Checksum of address are printed.
(2) Operation
Control Lock: BLIND
8003 [AT/TL]
(3) Print Sample
4.4 RAM Test
CAUTION!
When this test is completed, RAM clear is performed which deletes all programmed data and sales
data stored in the memory of the ECR. (i.e., the ECR goes back to initial status.)
(1) Contents
This test checks if data is written into RAM correctly and if it is readable.
(2) Operation
Control Lock: BLIND
8004 [AT/TL] After a RAM test is completed, depressing the [CPN] key (for MA-
1535)/[AT/TL] key (for FS-1535) in default key layout will issue a receipt,
resulting that this test is completed.
(3) Print Sample
ROM version
Checksum (print data is in hexadecimal value.)