7

Note – A functioning peripheral power supply provides electrical precharge that is required for the hot-plug feature. Use the prtdiag (1M) command to determine if electrical precharge is available.

Table 7-1 lists the power supply voltages, their uses, and the power supplies that generate them.

Table 7-1Power Supply Summary

Voltage

Supply

Use

2.0V

PCM

GTL centerplane termination

3.3V

PCM

CPU/Memory Board (AC, DCs, FHC, SIMMs)

 

 

UltraSPARC Module (SRAMs, SDBs, CPU I/O)

5V

PCM, PPS

SBus, Clock Board

 

 

UltraSPARC Module power (via DC/DC converter)

12V

PPS

Peripherals (CD drive, tape drive)

 

 

 

7.1 Safety Precautions

 

To protect both yourself and the equipment, any servicing of equipment

 

should be performed by qualified personnel. Observe the precautions in

 

Table 7-2.

 

Table 7-2Safety Precautions

 

 

 

Item

Problem

Precaution

 

 

 

Wrist or

ESD

Wear a conductive wrist strap or foot strap when handling power supplies.

foot strap

 

 

ESD mat

ESD

An approved ESD mat provides protection from static damage when used

 

 

with a wrist strap or foot strap.

Cover panels

System damage

Re-install all cabinet cover panels after performing any service work on the

 

and overheating

system.

SBus slot covers

System damage

Install SBus slot covers in all unused SBus slots.

 

and overheating

 

 

 

 

7-2

Ultra Enterprise 6000/5000/4000 Systems ManualNovember 1996

Page 134
Image 134
Sun Microsystems 6000, 4000, 5000 manual Voltage Supply Use

4000, 5000, 6000 specifications

Sun Microsystems, a pivotal player in the computing industry during the late 20th and early 21st centuries, was renowned for its innovative hardware and software solutions. Among its notable offerings were the Sun-6000, Sun-5000, and Sun-4000 series, powerful workstations and servers designed for a range of enterprise-level applications.

The Sun-6000 series, introduced in the early 1990s, marked a significant advancement in computing performance. These systems were built on the SPARC architecture, which facilitated high levels of processing power and multitasking capabilities. One of the main features of the 6000 series was its scalability, allowing organizations to increase their processing power by adding more modules. It also offered robust graphics performance, making it ideal for scientific visualization and complex data analysis.

Next in line was the Sun-5000 series. Launched shortly after the 6000 series, the 5000 line was celebrated for its reliability and ease of management. This series emphasized a balanced architecture, which combined processing capabilities with ample memory and storage options. Key characteristics included support for multiple processors, leading to improved performance for demanding applications. Additionally, the 5000 systems featured advanced input/output capabilities, ensuring fast data transfers—crucial for database applications and web servers.

Finally, the Sun-4000 series targeted businesses seeking affordable yet potent computing solutions. These servers boasted a modular design, allowing for easy upgrades and maintenance. The 4000 series was particularly notable for its support for various operating systems, including SunOS and Solaris. These systems were engineered to handle a range of workloads, from enterprise resource planning to web hosting, while still fitting into a value-driven budget.

Across all three series, Sun Microsystems prioritized compatibility and integration, ensuring that each system offered seamless connectivity with Sun's software solutions and third-party applications. Their commitment to open standards and interoperability set them apart in the competitive landscape of enterprise computing. Additionally, the use of high-quality components lent the systems durability, making them a wise investment for organizations looking to future-proof their IT infrastructure.

In summary, the Sun-6000, 5000, and 4000 series exemplified Sun Microsystems' ethos of innovation and reliability. These powerful systems catered to diverse business needs, setting benchmarks in performance and functionality that continue to influence modern computing.