Diagnost 1; Diagnost. 3 - MUTOH SC-550 Maintenance Manual

5.3.1. Diagnost 1.

Caution :
Before running these diagnostics, be sure to perform the
This will give you a hard copy of all the current settings and adjustment values.
1) Memory :
* Diagnost –1 *
Memory
SUM
DRAM
* SUM *
F3 EPROM
Press F2 : Checksum EEPROM (Version EEPROM)
Press F3 : Checksum EPROM set
Press F4 : Checksum KanjiROM
The Checksum and Version value of EEPROM is of no importance.
The Checksum of EPROM is related to the version. The calculated sum should be equal to the
programmed one.
If this is not the case, EPROM set has to be replaced.
The STATIC RAM test (F2) and DYNAMIC RAM test (F3) are of no importance for maintenance and
repair.
MEMORY CHECK
SUM CHECK
DRAM
F1 Read
F3 Init1
Read (F1) and Write (F2) are of no importance for maintenance and repair.
·
Backup plot user parameters (Please refer to 5.2.6. Backup plots)
·
Backup plot adjustment values (Please refer to 5.2.6. Backup plots)
Sensor
Press F3
MEMORY CHECK
CHECK SRAM
EEPROM
Press F1
EEPROM
KROM
SRAM
EEPROM
Press F4
EEPROM TEST
Write
Init2
Maintenance Manual – SC Cutting Plotter
F2
F4
F4
F2
F4
37 AP-74030, Rev / B