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4.8 Regeneration Module
4.8.1 Layout and Function
LED2 (red)
LED No.
LED1
LED2
LED3
If a Regeneration module is installed, the JP1 on the DPB (Drive Power Board) must be
NOTE
"open".
4.8.2 Replacing a Regeneration Module
Replace the Regeneration module by following the steps described below.
(1) Shut down Windows 95, and turn OFF the Control and Drive Units.
(2) Disconnect all the cables from the back of the Drive Unit.
(3) Wait for about 1 minute until the high voltage is completely discharged.
Then, remove the Upper Cover by unscrewing the eight set screws.
(4) Make sure that the LED #9 (orange) on the DPB is OFF. The condenser is not
completely discharged while this lamp is ON. Wait until the lamp turns OFF.
(5) Remove the two set screws of the Regeneration module.
Maintenance
LED3 (green)
Lamp Color
The lamp is ON when the system is in a regenerative
Orange
process.
(This process is to reduce the regenerated electricity by
using resistors when the motor is decelerating so that the
circuit can be protected.)
Red
The lamp is ON when the system is in the process of
detecting over-voltage.
The lamp is ON when the motor power is ON.
Green
(The lamp may flicker while the Manipulator(s) is/are
operating.)
4.8 Regeneration Module (Drive Unit)
LED1 (orange)
Description
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