CX950 Hardware Reference Manual
13-4
3021M100-002
13.2.1 Test Features
The V.34 Modem I/O Card implements the following test features:
• Central Office (CO) activated loopbacks
• V.54 loopbacks including Remote Loop 2
• 511 test pattern insertion and detection, with or without error insertion
• Modem Self-Test
13.2.2 Power
Power
Consumption
2.5 Watts (8.5 BTU/hr).
Power Source
The motherboard 120-pin connector supplies +5 VDC to the card and provides the
Ground return.