Epson LS20 Series Manipulator Manual page 89

Cable Unit (1) Turn ON the Controller and change the motor to OFF status (MOTOR OFF).
Removal
(2) Press and hold the brake release switch to let the shaft down. Be sure to keep
(3) Turn OFF the Controller and disconnect the power cable and signal cable connectors
(4) Remove the Connector Plate.
(5) Remove the Connector.
(6) Remove the following that connected to the Connector Plate.
(7) Pull out the signal connector X20 from the resolver board.
(8) Cut off the wire tie binding the cables in the Base side.
NOTE

(9) Remove the Arm Top Cover.
(10) Remove the User Plate.
(11) Disconnect 11 connectors on the Arm side.
(12) Disconnect the D-sub cable and air tube from the User Plate.
NOTE

LS20 Rev.4
enough space and prevent the end effector hitting any peripheral equipment.
The brake release switch is applied to both Joints #3 and Joint #4.
When the brake release switch is pressed, the respective brakes of the Joint #3 and
Joint #4 are released simultaneously.
Be careful of the shaft falling and rotating while the brake release switch is being
pressed because the shaft may be lowered by the weight of the end effector.
from thee controller.
For details, refer to Maintenance: 3.4 Connector Plate.
Connector X121, X131
Air tube, D-sub cable, Ground Wire
Mounting screws for the D-sub cable are very small. Be careful not to lose them.
To remove the air tube, push the ring of the fittings and then pull the tube. (ø6×2,
ø4×2)
Remove the ferrite core.
The part will be used again. Be careful not to lose it.
Remember the cable layout for reconnecting the cables
correctly after replacement.
For details, refer to Maintenance: 3.1 Arm Top Cover.
For details, refer to Maintenance: 3.6 User Plate.
Connecter: X21, X31, X41, X22, X32, X33, X35, X42, X221, X231, X241
Mounting screws for the D-sub cable are very small. Be sure to keep the screws.
Press the ring on the fittings to pull out the air tube. (ø6×2, ø4×2)
Remember the cable layout for reconnecting the disconnected parts after replacement.
Maintenance 4. Cable
Wire tie
Signal connector
Ferrite core
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