Service Manual Instruction Manual

TRANSARC 130i

Manual 0-5282 6-9

TROUBLESHOOTING

IN Header Pin Pin function signal

1 +15 15 VDC

2 IGBT 1 pwm drive signal, 15V p-p square wave 15 VDC pk

3 IGBT 2 pwm drive signal, 15V p-p square wave 15 VDC pk

4 IGBT 2 pwm drive signal, 15V p-p square wave 15 VDC pk

5 IGBT 1 pwm drive signal, 15V p-p square wave 15 VDC pk

6 Rectiﬁed secondary of current transformer TR8 15 VDC pk

7 0V 0 VDC

Table 6-9: IN Header pin function (connects to DRIVE header on control PCB)

DY2 Header Pin Pin function signal

1 +24 VDC 24 VDC

2 0 VDC 0 VDC

3 -24V -24VDC

Table 6-10: DY2 Header pin function (connects to SOURCE header on PCB)

DY1 Header Pin Pin function signal

1 +24 V (solenoid positive) 24 VDC

2 0 V 0 VDC

3 No connection n/c

4 No connection n/c

5 No connection n/c

Table 6-11: DY1 Header pin function (connects to DY header on control PCB)

FJ/QF Header Pin Pin function signal

1 No connection n/c

2 +24 VDC 24 VDC

3 +24 VDC 24 VDC

4 0 VDC 0 VDC

Table 6-12: FJ/QF Header pin function (not used)

RX Header Pin Pin function signal

1 Inrush Resistor

2 0Inrush Resistor

Table 6-13: RX Header pin function (connects to Inrush Resistor)