REV.-A
If you want to test the printer without a host computer, then set dip
SW1
as follow:
Table 5-2. Off-Line Diagnostics
DIP
SW1
FUNCTION
OOH
RAM Check & CPU check
OIH
Address/Data line Hi/Lo
02H
Home position sensor check
03H
Paper end sensor check
04H
F/T sensor check (F/T: Friction/Tractor)
05H
Control panel SW check
06H
Head drive Transistors short circuit check
07H
Head drive voltage
(+
24) check
08H
Motor drive voltage (Vu) check
09H
Paper feed motor phases output
OAH
Carriage motor phases output
OBH
Plunger solenoid On/Off
OCH
Plunger drive voltage change drive/hold
ODH
Paper feed motor drive voltage change drive/hold
OEH
Plunger enable line change disable/enable
OFH
Interface control line Hi/Lo
10H
Carriage motor current change line Hi/Lo
1
IH All
selecType
LED On/OFF
i.
5.2.7 Programmer Tips
(1)
If you are lost in the program, press function key no. 1 IFl] and then the enter key to re-start program.
(2) If you want to skip any file (or program), then press the ESC key.
If you want to return to a previous file (or program), then press DEL key.
f’;:
5-8
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