
15
8. CN8 Connect to operation panel
Printer side connector: 53047-0310(Molex)
Mating
connector
51021-0300(Molex)
Pin# Signal
name In/Output
Functions
Remarks
1
/LF
Input
Paper feed signal input
Active at L
2 ALM Output
Printer
error
signal
Output
Output in
printer error
3 SG
-
Signal
ground
1) Paper feed is executed according to the paper feed pitch set by ESC 2, ESC 3. However, if
there is no paper, line feed is not executed.
2) While paper feed signal is at “L”, set Power on to activate self-diagnostic printing.
3) While paper feed signal is at “L”, release INIT signal to “H” to activate diagnostic printing.
4) ALM signal (for operation panel) indicates printer statuses as follows:
A protective resistance is incorporated on the board, a light diode can be located between
2 and 3. 2: anode and cathode.
Display pattern
Printer status
How to solve the problem
1
0
Normal status
Print (receive) ready
No paper
Load the paper
1
0
Head up status
Set head down
F/W write mode
Set the power on again
1
0
Presenter in cramp status
Pull out the clamped paper
Head temp high (80
˚
c)
Printer returns normal at head temp of
60
˚
c
1
0
Wrong head connection
Connect head cable properly
Auto-cutter error
1
0
Presenter error
Remove jammed paper and turn
power on again, or input INIT signal
9. CN9 Connect to presenter (NPT-301 only)
Printer side connector: 53047-0810
Mating
connector:
51021-0800
* Connect to NPT-301 only. When connect to other product, it would cause problems.
Pin #
Signal
Input/output
Remarks
6
LED +
Output
To sensor LED1
7
Sensor 1
Input
From sensor 1
8 SG
- Signal
GND
9
LED2 +
Output
To sensor LED2
10 Sensor2
Input From sensor2
11 SG
- Signal
GND
12
M +
Output
Motor drive output
13
M -
Output
Motor drive output