Service Codes - Avaya MCC1 Maintenance Procedures

Maintenance strategy

Service codes

Peak noise level
Table 18, Peak noise level,
Table 18: Peak noise level
Type of
connection
Analog to analog
Analog to digital
Digital to analog
1 Decibels above reference noise with C-filter
Echo path delay
• Analog port to analog port — < 3 ms
• Digital interface port to digital interface port — < 2 ms
Service codes
Service codes (for the United States only) are issued by the Federal Communications Commission (FCC)
to equipment manufacturers and registrants. These codes denote the:
• Type of registered terminal equipment
• Protective characteristics of the premises wiring of the terminal equipment ports
Private-line service codes are as follows:
• 7.0Y — Totally protected private communications (microwave) systems
• 7.0Z — Partially protected private communications (microwave) systems
• 8.0X — Port for ancillary equipment
• 9.0F — Fully protected terminal equipment
• 9.0P — Partially protected terminal equipment
• 9.0N — Unprotected terminal equipment
• 9.0Y — Totally protected terminal equipment
The product line service code is 9.0F, indicating it is terminal equipment with fully protected premises
wire at the private line ports.
42
on page 42 shows the peak noise level.
Peak noise level
1
(dBrnC)
20
19
13
Maintenance Procedures
December 2003