STEP 600 XTPRO: Service & Maintenance Manual - rev. 1.1
Page 2.4
2.5.2. WIRING
SX-1: Internal connecting cable
CPU board – Alternator interface board
CPU board
CN1
Signal Color Alternator
interface board
CN1
1 +12 Vdc Red 1
2 + 5 Vdc Orange 2
3 Ground Black 3
4 -12 Vdc Blue 13
5 Alternator RPM X 6 Violet 5
6 Alternator control PWM Brown 6
SX-3/L: High voltage power supply cable
Power input socket – Filter
Power entry Signal Color Filter
Faston Live Blue Faston
Faston Neutral Black Faston
Faston Ground Yellow-
green
Faston
BX-4/L: High voltage power supply cable
Filter – Power supply
Filter Signal Color Power supply
CN1
Faston Live Blue 4
Faston Neutral Black 6
SX-5/L: Alternator cable
Alternator interface board – Alternator – Resistor
Alternator
interface board
CN2
Signal Color Alternator Resistor
1 Alternator RPM X 6 Violet Red
eyelet 4
-
2 Resistor - Blue
Blue
Yellow
eyelet 6
Yellow eyelet 4
3 Resistor + Red
Red
Yellow
eyelet 6
5 Ground Black -
Yellow
eyelet 4
4 Excitation Orange Red Faston