ABB IRB 6620 Product Manual page 229

Required equipment
Equipment, etc.
Serial measurement
unit (SMB)
Standard toolkit
Circuit diagram
Removal, SMB unit
The procedure below details how to remove the SMB unit.
1
2
3
4
Product manual - IRB 6620
3HAC027151-001 Revision: W
Note
There are different variants of SMB units and batteries. The variant with the
3-pole battery contact has longer lifetime for the battery.
It is important that the SMB unit uses the correct battery. Make sure to order the
correct spare parts. Do not replace the battery contact!
Spare part no.
Action
Move the robot to the calibration position.
DANGER
Turn off all:
• electric power supply to the robot
• hydraulic pressure supply to the robot
• air pressure supply to the robot
Before entering the robot working area.
ELECTROSTATIC DISCHARGE (ESD)
The unit is sensitive to ESD. Before handling
the unit read the safety information in section
The unit is sensitive to ESD on page
Unscrew the attachment screws of the SMB/BU
unit and carefully lift it out of its box.
CAUTION
Clean cover from metal residues before open-
ing.
Metal residues can cause shortage on the
boards which can result in hazardous failures.
© Copyright 2006-2020 ABB. All rights reserved.
4.5.1 Replacement of SMB unit
Art. no. Note
Spare part lists on
page 345.
- Content is defined in section
Special tools on page
See chapter
on page
Note
60.
Shown in the figure
unit on page
Continues on next page
4 Repair
Continued
341.
Circuit diagram
347.
Location of SMB
228.
229