Oki 10i, Maintenance Manual

Page: 127 / 210

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POWER Connector Pin Assignment (To power supply/sensor board)
Signal
SQCR-N SCLK-N PSIN1 WRSNS OVL +5V +3.3V OVL +30V TRSEL2-N 0VP 0VP 0VP
I/O*
I I I I
C
I I
C
I
O C C C
Pin No.
2 4 6 8
10 12 14 16 18 20 22 24 26
Signal TRSEL-P THERM-CMP CVOPN-N DOUT-P DIN +5V +3.3V OVL +30V HEATON-N -8V +8V TRSEL3-N
I/O*
O
I I
O
I I I
C
I
O
I I
O
Description
TR control switch Heater temperature Cover open (+30V) Serial data output Serial data input Logic circuit supply voltage LED head supply voltage Logic ground Heater on RS232C line voltage TR control switch
Pin No.
1 3 5 7 9
11 13 15 17 19 21 23 25
Description
Sequence clear signal of serial I/F Clock signal of serial I/F Paper sense Reading of paper edge Ground for logic Logic circuit supply voltage LED head supply voltage Logic ground TR control switch Power (motor) ground Power (motor) ground Power (motor) ground
2 4 6 8
10 12 14 16 18 20 22 24 26
1 3 5 7 9
11 13 15 17 19 21 23 25
Motor and fan drive voltage and source voltage for high voltage supply RS232C line voltage and PS board supply voltage
Motor and fan drive voltage and source voltage for high voltage supply
*
O: Out I: In C: Common