Hitachi GR4000 Series Installation Manual page 204

GR4000 Installation Guide Version 1.00 - Preliminary
Step 3
the figure below. (The packet routing unit will come out 15mm or so towards you.)
Lever
Figure 5.6-2 Packet routing unit unlocked
*
186
Open the levers of the packet routing unit towards the direction indicated in
NOTE: When removing a packet routing unit from the slot, do it holding its levers so
that its connector part is detached smoothly. When moving levers, do it slowly
without giving much pressure to them.
Lever
520-10-014-20X