Sun Microsystems Netra 20, Netra 1120, Netra 1400, Netra 1125, Netra 1405 Installation Manual

Netra™ 20,

Netra t 1120/1125/1400/1405

Adjustable Rackmount

Installation Guide

For 19-inch Racks up to 800mm deep, including the

Sun 72-inch Expansion Rack

Sun Microsystems, Inc.
4150 Network Circle
Santa Clara, CA 95054 U.S.A.
650-960-1300

Part No. 806-3155-12
April 2002, Revision A

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Contents

Rackmount Kit 2
Fitting the Slides to the System Chassis 3

▼ Fitting the Rack Brackets 11

Installation in a 19-inch Rack 13
Installing the System 16
Flange Mount Assemblies 18

Netra t 1400/1405 19
Netra 20/Netra T4 20

iii

iv Adjustable Rackmount Guide • April 2002

Figures

FIGURE 1 Dismantle the Slide 3
FIGURE 2 Fixing the Glides to the System Chassis (Netra t 1120/1125) 4
FIGURE 3 Fixing the Glides to the System Chassis (Netra t 1400/1405) 5
FIGURE 4 Fixing the Glides to the System Chassis (Netra 20/Netra T4) 6
FIGURE 5 Rack Bracket 7
FIGURE 6 Fitting the Brackets to the 72-inch Expansion Rack (covers shown removed for clarity) 10
FIGURE 7 Slide Fixing Points on the Rack Bracket 11
FIGURE 8 Fixing the Slides to the Rack Brackets 12
FIGURE 9 Securing the Brackets to the Rack 13
FIGURE 10 Securing the Slides to the Brackets 14
FIGURE 11 19-inch Rack Mounting Assembly 15
FIGURE 12 Sliding the System into the Rack (Netra t 1120/1125 and Sun 72-inch expansion rack

shown) 17

FIGURE 13 Flange Mount Assembly (Netra t 1400/1405) 19
FIGURE 14 Flange Mount Assembly (Netra 20/Netra T4) 20

v

vi Adjustable Rackmount Guide • April 2002

Tables

TABLE 1 Contents of the Adjustable Rackmount Kit 2
TABLE 2 Rack Fixing HolesUsed for Each Netra System 8

vii

viii Adjustable Rackmount Guide • April 2002

Adjustable Rackmount Installation
Guide

This guide describes the procedure for fitting the adjustable telescopic slide
rackmount kit to the following systems:

■ Netra t 1120

■ Netra t 1125

■ Netra t 1400

■ Netra t 1405

■ Netra 20/Netra T4

It also describes how to install these systems in a 19-inch rack up to 800mm in
depth, or a Sun 72-inch expansion rack, and how to fit the flange mount assemblies.

Note – The Netra 20 was originally known as the Netra T4.

The guide contains the following sections:

■ “Rackmount Kit” on page 2

■ “Fitting the Slides to the System Chassis” on page 3

■ “Installation in a 19-inch Rack” on page 13

■ “Installing the System” on page 16

■ “Flange Mount Assemblies” on page 18

1

Rackmount Kit

The kit contains the following items:

TABLE 1 Contents of the Adjustable Rackmount Kit

Description Qty Part Number

Sun slide mounting brackets 2 340-7056
Netra t 1400/1405 front slide bracket 2 340-6642
Netra t 1400/1405 rear slide bracket 2 340-6643
10-32 × 1/2-inch UNC panhead Phillips screws 12 240-1207
Telescopic slides 2 250-1505
M4 × 8mm panhead Phillips screws 20 240-1434
M4 × 10mm countersunk Phillips screws 4 240-3071
M5 × 10mm countersunk Phillips screws 6 240-3084
Chassis handle, 4U 2 340-4250
Chassis handle, straight 2 340-7212
Fixings for slide rack mount kit 1 370-4357
19-inch chassis mount flange (Netra t 1120/1125, Netra 20/Netra T4) 2 340-5434
19-inch chassis mount flange for adjustable rack (Netra t 1400/1405) 2 340-6901
Installation Guide (this document) 1 806-3155

2 Adjustable Rackmount Installation Guide • April 2002

Fitting the Slides to the System Chassis

1. Press in the button on the slide.

Refer to

FIGURE 1.

Slide (in two parts)

2

1

FIGURE 1 Dismantle the Slide

2. Pull the glide completely out of the slide.

3. Repeat for the other slide.

Glide

Adjustable Rackmount Installation Guide 3

4. Using four of the M4 × 8mm panhead Phillips screws supplied, screw the glide to

the side of the system chassis.

Refer to

FIGURE 2 (Netra t 1120/1125), FIGURE 3 (Netra t 1400/1405) or FIGURE 4

(Netra 20/Netra T4).

5. Repeat for the other glide.

FIGURE 2 Fixing the Glides to the System Chassis (Netra t 1120/1125)

4 Adjustable Rackmount Installation Guide • April 2002

FIGURE 3 Fixing the Glides to the System Chassis (Netra t 1400/1405)

Adjustable Rackmount Installation Guide 5

FIGURE 4 Fixing the Glides to the System Chassis (Netra 20/Netra T4)

6 Adjustable Rackmount Installation Guide • April 2002

Installation in a Sun 72-inch Expansion
Rack

The rack brackets are symmetrical and should be fitted to the rack with the arrow
pointing upwards, as shown in

FIGURE 5.

A

A

FIGURE 5 Rack Bracket

C

C

Netra t 1120/1125 and Netra 20/Netra T4

Fix the bracket to the right-hand side of the rack using the holes marked A in

FIGURE 4 (when viewed from the front).

Fix the backet to the left-hand side of the rack using the holes marked B in
Refer to

B

B

FIGURE 6 for an example.

A

C

C

A B

B

FIGURE 5.

Use eight 10-32 × 1/2-inch UNC panhead Phillips screws supplied in the kit, four for
each bracket. Refer to

Netra t 1400/1405

Fix the brackets to both sides of the rack using the holes marked C in FIGURE 5.
Use eight 10-32 × 1/2-inch UNC panhead Phillips screws supplied in the kit, four for

each bracket.

FIGURE 6 for an example.

Adjustable Rackmount Installation Guide 7

Fix the holes on the lower edge of the bracket to the holes in the side rack as shown
in

TABLE 2, which also shows the associated front rack lower fixing holes. Note that

the fixing holes on the rack are numbered from bottom to top.

TABLE 2 Rack Fixing HolesUsed for Each Netra System

Hole Number in Side Rack
Netra t 1120/1125

Hole # in Front Rack

9712
12 10 15
15 13 18
18 16 21
21 19 24
24 22 27
27 25 30
30 28 33
33 31 36

Netra 20/Netra T4 Netra t 1400/1405

36 34 39
39 37 42
42 40 45
45 43 48
48 46 51
51 49 54
54 52 57
57 55 60
60 58 63
63 61 66
66 64 69
69 67 72
72 70 75
75 73 78
78 76 81
81 79 84
84 82 87

8 Adjustable Rackmount Installation Guide • April 2002

TABLE 2 Rack Fixing HolesUsed for Each Netra System (Continued)

Hole Number in Side Rack
Netra t 1120/1125

Hole # in Front Rack

Netra 20/Netra T4 Netra t 1400/1405

87 85 90
90 88 93
93 91 96
96 94 99
99 97 102
102 100 N/A

1 Hole numbers 6/9, 102/105, 105/108 and 108/111 can also be used but are

usually occupied by top and bottom plastic inserts.

1

Adjustable Rackmount Installation Guide 9

Left-hand
bracket

Side rack
holes

Right-hand
bracket

Rear

Front rack
holes

FIGURE 6 Fitting the Brackets to the 72-inch Expansion Rack (covers shown removed for clarity)

10 Adjustable Rackmount Installation Guide • April 2002

Front

▼ Fitting the Rack Brackets

1. Fix the slides to the rack brackets using six of the M4 × 8mm panhead Phillips

screws supplied for each slide.

Refer to

FIGURE 7 and FIGURE 8. Use the holes marked L in FIGURE 7 to fix the left-

hand slide, and the holes marked

L

L

FIGURE 7 Slide Fixing Points on the Rack Bracket

L L

R

L

R to fix the right-hand slide.

R

L

RR

R

R

Adjustable Rackmount Installation Guide 11

FIGURE 8 Fixing the Slides to the Rack Brackets

2. Push the slides completely into the assembly on each side of the rack and release
the stop catches.

3. Mount the system in the rack as described in “Installing the System” on page 16.

12 Adjustable Rackmount Installation Guide • April 2002

Installation in a 19-inch Rack

The complete assembly is shown in FIGURE 11.

1. Decide on the vertical position in the rack at which you require the system to be
installed.

2. Attach a short bracket to each of the front rack uprights.

Use two of the brass M6 collar screws and M6 cage nuts, and one threaded strip, to
secure each bracket. Refer to

3. Attach a long bracket to each of the rear rack uprights.

Use two of the brass M6 collar screws and M6 cage nuts, and one threaded strip, to
secure each bracket. Refer to

FIGURE 9.

FIGURE 9.

Threaded
strip

Bracket

M6 collar
screw
(brass)

Rack upright

FIGURE 9 Securing the Brackets to the Rack

Adjustable Rackmount Installation Guide 13

4. Extend the slides and secure the slides in the required position.

Use the M6 panhead screws from the inside and the M6 nuts, plain washers and star
washers from the outside. Refer to

FIGURE 10.

FIGURE 10 Securing the Slides to the Brackets

5. Push the slides completely into the assembly on each side of the rack and release
the stop catches.

6. Mount the system in the rack as described in “Installing the System” on page 16.

14 Adjustable Rackmount Installation Guide • April 2002

Rack upright

Short
bracket

Long
bracket

M6cage
nut

Rack
upright

M6 collar
screw
(brass)

M6 collar
screw

Threaded
strip

Threaded
strip

(brass)

FIGURE 11 19-inch Rack Mounting Assembly

Slide

Adjustable Rackmount Installation Guide 15

!

Installing the System

Caution – The system is heavy. In the following procedures, two people are

required to insert the system.

1. Align the inner glides attached to the system with the slide/bracket assemblies in
the rack.

2. Push in the slide buttons and slide the system all the way into the rack enclosure.

Refer to

FIGURE 12.

16 Adjustable Rackmount Installation Guide • April 2002

FIGURE 12 Sliding the System into the Rack (Netra t 1120/1125 and Sun 72-inch expansion rack shown)

Adjustable Rackmount Installation Guide 17

Flange Mount Assemblies

Chassis side panel

4 off M5x8 countersunk
Phillips screws per
flange (supplied)

Handle
(supplied)

FIGURE 13 Flange Mount Assembly (Netra t 1400/1405)

18 Adjustable Rackmount Installation Guide • April 2002

19-inch flange (supplied

2 off M4x10 counter­sunkPhillips screwsper
flange (supplied)

2 off M4x10 countersunk
Phillips screws per flange
(supplied)

3 off M5x8 counter­sunk Phillips screws
per flange (supplied)

FIGURE 14 Flange Mount Assembly (Netra 20/Netra T4)

Adjustable Rackmount Installation Guide 19

20 Adjustable Rackmount Installation Guide • April 2002