2-1(E)
DNE-1000
Section 2
Service Overview
Front panel
Locking screw
2-1. DNE-1000
2-1-1. Removal of Exterior Parts
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To avoid shock hazards and/or damage to the mounted
circuit boards, be sure to turn off the power switch, and
then turn off the breaker at the outside of DNE-1000 or
unplug the power cord before inserting or pulling out the
exterior parts.
1. Front Panel
(1) Loosen the locking screw on the front panel using a
flat-blade screwdriver.
(2) Pull the locking screw toward you and open the front
panel.
(3) Push the hinge pin in the directin of the arrows while
holding the front panel, then remove the front panel.
(4) Install the front panel in the reverse order of the steps
(1) through (3).
2. Upper Chassis
(1) Remove the front panel.
(Refer to “1. Front panel” in the section 2-1-1.)
(2) Remove the four screws securing the rack angles of
both sides.
(3) Remove the sixteen screws shown in the figure, then
pull up the upper chassis.
(4) Install the upper chassis in the reverse order of the
steps (1) through (3).
Hinge pin
Front panel
M3 CASE
Upper chassis
Rack angle
M3
CASE
BVTT 3
x
5
BVTT 4
x
10
BVTT
4
x
10
Rack angle