Diagnostic Operation; Diagnostic Softwares; Customer Display - Casio MP-2000 Service Manual

6. Diagnostic Operation

6-1. Diagnositc softwares
Use the following softwares for checking each block.
Mother board ...................................... AMI Diag.5.42 (available in the market)
Customer display ................................ Diagnostic program built in the QT-7060D,7062D,7063D.
Drawer ................................................ drw.exe (available from Casio)

6-2. Customer display

Necessary tools
Loop back connector
Stabilized power supply
Preparations
In case of QT-7060D or QT-7062D
1 Connect a loop back connector (male type) to customer display's D-SUB connector.
2 Apply +24 V to pin 1 and GND to pin 5 of the loop back connector.
3 Short circuit pins 2 and 3 (DSR-RXD), and pins 4 and 6 (TXD-DTR).
+ 24V
Short circuited
1
6
+ 24V (pin 1)
GND (pin 5)
QT-7060D or QT-7062D
GND
5
9
Short circuited
Loop back connector
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