5-3
Installation and Upgrade Guide for Cisco Unified Videoconferencing 3545 PRI Gateway and 3545 Serial Gateway Releases 5.6 and 5.7
OL-17011-01
Chapter 5 Technical Specifications
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
•
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)