Chapter 1
Product Description
1-5
■
Two IEEE 1496-compliant 25-MHz SBus input/output (I/O) slots
■
Two DB25-type standard connector serial ports
Each serial port supports synchronous and asynchronous communication.
■
DB25-type connector parallel port (Centronics compatible)
■
Standard Sunness
Note –
Standard Sunness includes the time of day (TOD)/nonvolatile random-
access memory (NVRAM), and boot programmable read-only memory (PROM) or
FlashPROM for Power-On Self-Test/OpenBoot PROM (POST/OBP)
■
Built-in speaker
■
Diagnostic LED
■
Power conservation support
1.3.2
System Unit Components
System unit components are listed in
TABLE 1-2
.
FIGURE 1-3
illustrates the system unit
interior.
FIGURE 1-4
illustrates the system unit rear panel.
Note –
Part numbers listed in
TABLE 1-2
are correct as of the service manual
publication date but are subject to change without notice. Consult your authorized
Sun sales representative or service provider to confirm a part number prior to
ordering a replacement part.
TABLE 1-2
System Unit/Server Components
Component
Part Number
Description
CPU
501-2486
Ultra 1 Creator Series system board
(167-MHz)
CPU
501-4134
Ultra 1 Creator Series system board
(200-MHz)
TOD/NVRAM
525-1430
TOD/NVRAM
DSIMM
501-2479
DSIMM, 16-Mbyte
DSIMM
501-2622
DSIMM, 32-Mbyte
Summary of Contents for Ultra 1 Series
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Page 164: ...A 4 Ultra 1 Creator Series Service Manual August 1996...
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Page 208: ...C 22 Ultra 1 Creator Series Service Manual August 1996...
Page 212: ...Glossary 4 Ultra 1 Creator Series Service Manual August 1996...