GR4000 Installation Guide Version 1.00 - Preliminary
162
520-10-014-20X
Step 2
Remove the power cable from the power supply unit targeted for
replacement.
(
See the section 4.5.2, which gives you the instruction related to the
attachment/detachment of the GR4000-160E1 power cable.
)
Figure 5.4-8 Power cable removed from the power supply unit
WARNING: WHEN REPLACING A POWER SUPPLY UNIT OR INSTALLING AN
ADDITIONAL ONE, REMOVE THE POWER CABLE FROM THE POWER SUPPLY
UNIT TO BE REPLACED. EVEN IF THE POWER SWITCH IS TURNED OFF,
ELECTRICITY IS STILL PRESENT IN THE CABLES CONNECTED TO THE
DEVICE, WHICH CAN CAUSE A FIRE OR ELECTRIC SHOCK.
Step 3
Loosen the screws of the power supply unit.
Figure 5.4-9 Screws to be removed from the power supply unit
Screws
Power cable