Electrical
Troubleshooting Guide
IRB6400 M94A
Page 4 - 8
Power On Circuitry
Component Component Circuit Location
Name Location Diagram Figure
Number
4.4 Component Cross Reference
Brake cable R3.BU1-6 and connector R3.X8 Manipulator, right Sheet 104 4-3
Brake relay KM4 Swing gate, top Sheet 9 4-2
Brake unit BU and push buttons Manipulator, right Sheet 104 4-3
Circuit breaker FS1 Cabinet, right Sheet 5 4-1
Connector XS/XP18 Swing gate, top Sheet 9 4-2
Control to Manipulator motor power cable R1.MP Manipulator, back Sheet 105 4-3
Control to Manipulator motor power cable XS1 Cabinet, left Sheet 13.1 4-2
Cooling device EV4 Cabinet, top Sheet 24 4-2
Customer connectionsXS/XT3 Cabinet, back Sheet 6 4-4
Door switch SB1 Swing gate, front Sheet 12 4-2
Door switch SB2 Cabinet, top Sheet 24 4-2
Door switch SB3 Cabinet, top Sheet 24 4-2
Duty time counter PT Cabinet, front Sheet 9 4-1
Fans EV1, EV2, EV3, EV7 Swing gate, top Sheet 12 4-2
Fans EV5 Cabinet, Floor Sheet 12 4-1
Fuse 3.15 amp. FU1 Cabinet, right Sheet 5 4-1
Fuse 6.3 amp FU2 Cabinet, right Sheet 5 4-1
Fuse 6.3 amp. FU3 Cabinet, right Sheet 5 4-1
Main disconnect QS1 Cabinet, back Sheet 5 4-2
Manipulator fan KT1 Cabinet, back Sheet 25 4-2
Mode Select Key Switch Cabinet, front Sheet 7 4-5
Power supply GS1 Swing gate, front Sheet 6 4-2
Power unit Swing gate, top Sheet 9 4-2
Run chain 1 relay KM1 Swing Gate, top Sheet 9 4-2
Run chain 2 relay KM2 Swing gate, top Sheet 9 4-2
Service light Cabinet, top Sheet 24 4-2
Service outlet XS21 Cabinet, back Sheet 24 4-2
Supervisory relay KM3 Swing gate, top Sheet 9 4-2
System board AP41 Swing gate, front Sheet 8 4-2
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