Sun Microsystems Sun-3/50M Assembly instructions

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• microsystems
Hardware Installation Manual
for the Sun:3/50M
Number 800-
Revision: A
of 31 January 1986
Class 3

Hardware Installation Manual
for the Sun:.3/50M

Credits
and
Trademarks
Sun
Microsystems
and
Sun
Workstation
are registered trademarks
of
Sun Microsystems, Incorporated.
Sun-2, Sun-2/xxx, Sun-3, Sun-3/xxx, Deskside, SunStation,
SunCore,
Sun
Windows,
and
DVMA
are
trademarks
of
Sun Microsystems, Incorporated.
UNIX is
a·
trademark
of
Bell Laboratories.
CAUTION
This equipment generates, uses, and can radiate radio frequency energy and
if
not installed and used
in
accordance
with the instructions manual, may cause interference to radio communications. Ithas been tested and found to com-
ply with the limits for a Class A computing device pursuant to Subpart J
of
Part
15
of
FCC Rules, which are designed
..
_-)
to provide reasonable protection against such interference when operated
in
a commercial environment. Operation
of
this equipment
in
a residential area is likely
to
cause interference
in
which case the user at his own expense will be
required to take whatever measures may be required to correct the interference.
Copyright © 1986 by Sun Microsystems, Inc.
This publication is protected by Federal Copyright Law, with all rights reserved. No part
of
this publica-
tion may be reproduced, stored in a retrieval system, translated, transcribed,
or
transmitted,
in
any form,
or
by any means manual, electric, electronic, electro-magnetic, mechanical, chemical, optical,
or
otherwise,
without prior explicit written permission from Sun Microsystems.

Contents
Chapter 1 Unpacking the Sun-3/SOM
........................................................................
3
Chapter 2 Basic Component Set-up
...........................................................................
9
Chapter 3 Environmental and Electrical Specifications
..............................
51
Appendix A Computer Board Connector Pinouts
............................................
55
Appendix B Description
of
Serial Port Signals
..................................................
63
-iii-

Contents
Preface....................................................................................................................................................
xi
Chapter 1
Unpacking the Sun-3/SOM
........................................................................
3
1.1. Safety Precautions
...........................................................................................................
3
1.2. Tools Needed for Unpacking
....................................................................................
3
1.3. Unpacking Instructions for the Sun-3/50M
......................................................
3
Sun-3/50 -
Unpacking.............................................................................................
4
Chapter 2
Basic Component
Set-up...........................................................................
9
2.1. Tools Needed For
Set-Up...........................................................................................
9
2.2. Conventions Used inThis
Chapter........................................................................
9
2.3. Resetting the Voltage
Selectors...............................................................................
10
2.4. Voltage Selection onthe Sun-3/50M Base
Unit............................................
10
2.5. Voltage Selection on the
Monitor..........................................................................
12
Monitor Switch Setting
.............................................................................................
12
Monitor PC Board Setting
.......................................................................................
13
120/240 V
AC
Operation
.....................................................................................
14
100/230 VAC Operation
.....................................................................................
15
2.6. Keyboard, Mouse, Thin Ethernet, Ethernet, and Video
Connections
........................................................................................................................
16
Keyboard and Mouse Connections
.....................................................................
18
Connecting Sun-3/50M to the Thin
Ethernet................................................
19
Connecting the Thin Ethernet Cable
............................................................
19
Checking Thin Ethernet Configuration
............................................................
23
Connecting the Sun-3/50M to the Ethernet
...................................................
26
-v-

Contents Continued
Connecting the Ethernet Transceiver Cable
...........................................
.
29
Connecting the Ethernet Coaxial Cable
....................................................
. 30
Connecting the Monitor
to
the Sun-3/50M
...................................................
. 32
The Diagnostic Switch
..............................................................................................
. 32
2.7. Powering Up the Sun-3/50M
...................................................................................
.
33
2.8. Power-On SelfTest Procedures
..............................................................................
. 34
2.9. EEPROM Options
..........................................................................................................
. 37
Setting Up Console
1/0
............................................................................................
.
38
Selecting the Boot Device
......................................................................................
. 39
Changing the Banner
................................................................................................
..
40
Turning Keyboard Click
On
or
Off
..................................................................
..
41
Selecting the Diagnostic Boot Device
............................................................
..
41
Setting the Diagnostic Boot Path
.......................................................................
..
42
2.10. Asynchronous Serial Ports
......................................................................................
. 44
Connecting a Modem
to
the Sun-3/50M
.......................................................
..
45
Connecting a Terminal to the Sun-3/50M
....................................................
..
45
Connecting a Printer
to
the Sun-3/50M
..........................................................
.
Connecting
to
the SCSI Connector
....................................................................
.
46
47
-)
Chapter 3 Environmental and Electrical Specifications
............................
..
51
3.1. Physical Environment
..................................................................................................
.
51
3.2. Electrical Specifications
.............................................................................................
. 52
Appendix A Computer Board Connector Pinouts
...........................................
.
55
A.
l.
Pinout
of
Connectors at Rear
of
Workstation
..............................................
..
56
A.2. SCSI Connector Pinout
..............................................................................................
. 58
Appendix B Description
of
Serial Port Signals
................................................
..
63
-vi-

c
Tables
Table 1 Documentation
...............................................................................................................
xii
Table 2-1
Thin
Ethernet Cabling Limitations
................................................................
22
Table 2-2 Ethernet Cabling Limitations
............................................................................
31
Table 2-3 Diagnostic
LEDs.........................................................................................................
35
Table 2-4 EEPROM Address Space Allocation
............................................................
37
Table 2-5 ASCII/Hex Conversion
Table...........................................................................
44
c Table 3-1 Physical Environment Specifications
...........................................................
51
Table 3-2 Sun-3/50M
Power
Supply Specifications
...................................................
52
Table 3-3 Sun-3/50M
Power
Supply
DC
Output Ratings
.......................................
52
Table 3-4 Sun-3/50M
PC
Board
Power
Consumption
..............................................
52
Table 3-5 Total System
Power
Consumption
.................................................................
52
Table 3-6 Fuse
..................................................................................................................................
52
Table A-1 Pinout
of
Keyboard/Mouse DB-15
Connector.......................................
56
Table A-2 Pinout
of
Serial Ports A and B
........................................................................
56
Table A-3 Pinout
of
Ethernet Connector
..........................................................................
56
Table A-4 Pinout
of
Video
Connector................................................................................
57
Table A-5 SCSI ConnectorPinout
.......................................................................................
58
Table B-1 Description
of
Serial Port Signals
.................................................................
64
c
-vii-

(
Figures
Figure
2-1
Sun-3/50M Workstation: Power Connections
on
the Base
Unit
...............................................................................................................................
11
Figure 2-2 Location
of
the Voltage Selection Switch
..............................................
12
Figure 2-3 AC Power, Voltage Select, and
Fuse.........................................................
13
Figure 2-4 120/240 VAC Select
...........................................................................................
14
Figure 2-5 100/230 VAC Select
...........................................................................................
15
Figure 2-6 Sun-3/50M Computer Board Connectors
...............................................
16
Figure2-7
RearViewofSun-3/50Set-Up
.....................................................................
17
( Figure 2-8 Orienting the Mouse on its Pad
.....................................................................
18
Figure 2-9 Thin Ethernet Connector Types
....................................................................
20
Figure 2-10 Example
of
Thin Ethernet/Ethernet
Topology..................................
23
Figure 2-11 Removing the Single Board Computer
..................................................
24
Figure 2-12 Thin Ethernet Dip Switch
Setting.............................................................
25
Figure 2-13 Removing the Single Board Computer
..................................................
27
Figure 2-14 Ethernet Switch and Jumper Settings
.....................................................
28
Figure 2-15 Linking Up
to
an Ethernet
.............................................................................
30
Figure 2-16 Ethernet Cabling Lengths
..............................................................................
31
Figure 2-17 What the Diagnostic LEDs Mean
.............................................................
36
Figure 2-18 Null Modem Cable Pin
Arrangement.....................................................
46
Figure
A-1
Typical DB-9
to
DB-25 Pin Numbering
................................................
57
Figure A-2 SCSI Connector
....................................................................................................
59
Figure
B-1
A Typical DTE/DCE Configuration
.........................................................
63
-ix-