Cisco 545 Serial Instrukcja Użytkownika Pobierz pdf (Strona 57)

5-3

Installation and Upgrade Guide for Cisco Unified Videoconferencing 3545 PRI Gateway and 3545 Serial Gateway Release 5.5

OL-14912-01

Chapter 5 Technical Specifications

Technical Specifications Table

Rear panel

(Cisco Unified

Videoconferencing

3545 Serial Gateway)

• 4 x serial ports

Chipset

• PowerPC MPC7410 32-bit RISC

microprocessor running at 500MHz.

• MPC8260 communication processor running at

300/200MHz.

Operating System

• RTOS, VxWorks 5.4

Memory

• 32 MB on-board flash memory for field

upgrades

• 2 MB L-2 Cache at 250MHz

• 128 MB SDRAM

Failsafe

• Watchdog timer built in

Power supply

• Dual power supply units

• Full redundancy

• Power on/alarm LED on each unit.

• Input 100-240VAC, 50/60Hz, autoswitched

• Output + 3.3VDC, + 5VDC, ± 12VDC

• Maximum power load 300W

Ventilation Fans

• 2 fan units

• Brushless 12V DC motor

• Locked rotor detection

• Polarity protection

• Auto-restart capability

Table 5-1 Cisco Unified Videoconferencing 3545 Chassis Technical Specifications (continued)

1 2 ... 52 53 54 55 56 57 58 59 60 61 62 ... 73 74

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Cisco 545 Serial Instrukcja Użytkownika Strona 57