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2. ELECTRONICS SPECIFICATIONS EO18-33025
2.3 Description of the Main PC Board
2-9
JP24 (Stepping Motor Thermistior): This connector is connected to the Stepping Motor Thermistor.
MOTOR TEMP signal is temperature of the stepping motor.
JP28 (Feed Key/Status LED): This connector is connected to the Feed Key and Status LED.
JP29 (Feed Gap Sensor, Lower): This connector is connected to the Lower Feed Gap Sensor (Photo
Diode).
Print Head (JP30): This connector is connected to the print head (for TS model, 300dpi).
The voltages and signals for controlling the print head are input/output
into/from the connector.
Signal
Pin
No.
VH (+24V) 1
VH (+24V) 2
TM 3
TM 4
/STB2 5
GND 6
GND 7
JP30-1
Signal
Pin
No.
GND 1
GND 2
VDD (+5V) 3
/STB1 4
/LAT 5
CLK 6
DI 7
VH (+24V) 8
VH (+24V) 9
JP30-2
Signal
Pin
No.
MOTOR TEMP 1
GND 2
Signal
Pin
No.
+3.3V 1
GREEN_LED 2
RED_LED 3
T_KEY 4
GND 5
Signal
Pin
No.
+3.3V 1
GAP_E 2