A SERVICE OF

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2. CONNECTOR LOCATION AND PIN LAYOUT
2-1. Logic Board Ass'y
J301 (Print Head 1/3 [Carriage Unit])
J302 (Print Head 2/3 [Carriage Unit])
No. Signal name Function
Input /
Output
1 to 4 VH_GND Head drive ground -
5 to 9 VH Head driver power supply +24V OUT
10 to 14 VH_GND Head drive ground -
No. Signal name Function
Input /
Output
1 to 2 HVDD Head logic power supply +3.3V OUT
3 to 5 VH Head logic power supply +24V OUT
6 SGND System ground -
7 B_DIA Diode sensor anode B IN
8 SGND System ground -
9 A_DIA Diode sensor anode A IN
10 SGND System ground -
11 ENC_OUT_A Encoder output signal A IN
12 SGND System ground -
13 ENC_OUT_B Encoder output signal B IN
14 ENC_PWR Encoder drive power supply +3.3V OUT
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