Spares planning
Page 191 of 544
Option 11C and 11C Mini
Technical Reference Guide
Failure rates
The failure rates in Table 58 are for Option 11C system components.
Note:
Rates for circuit cards are based on 40°C ambient temperature.
Table 58
Failure rates for Option 11C system components (Part 1 of 2)
NT code
Description
Failure rate per 10
6
hrs.
NTAK02
SDI/DCH circuit card
2.9
NTAK04
AC/DC power supply
3.6
NTAK10
2.0Mb DTI
2.4
NTAK20
clock controller
.54
NTBK22
MISP circuit card
7.66
NTBK50
2.0Mb PRI
3.4
NTBK51
DDCH
1.22
NTDK16
48 port Digital Line Card
1.8
NTDK22
10 m Fiber Daughterboard
2.19
NTDK23
10 m Receiver card
2.15
NTDK24
3 km Fiber Daughterboard
2.19
NTDK25
3 km Receiver card
2.15
NTDK26
Upgrade Daughterboard
0.46
NTDK72
DC power supply
3.6
NTDK78
AC/DC power supply
3.6
NTDK79
3 km Fiber Daughterboard
2.19
NTDK80
3 km Receiver card
2.15
NTDK81
Software Daughterboard
0.83
Summary of Contents for Meridian 1 Option 11C Mini
Page 2: ......
Page 8: ...Page 8 of 544 Contents 553 3011 100 Standard 14 00 January 2002 ...
Page 10: ...Page 10 of 544 About this guide 553 3011 100 Standard 14 00 January 2002 ...
Page 86: ...Page 86 of 544 Memory Storage and CPU capacity 553 3011 100 Standard 14 00 January 2002 ...
Page 176: ...Page 176 of 544 Transmission parameters 553 3011 100 Standard 14 00 January 2002 ...
Page 196: ...Page 196 of 544 Spares planning 553 3011 100 Standard 14 00 January 2002 ...
Page 226: ...Page 226 of 544 System Controller cards 553 3011 100 Standard 14 00 January 2002 ...
Page 260: ...Page 260 of 544 The TDS DTR card 553 3011 100 Standard 14 00 January 2002 ...
Page 282: ...Page 282 of 544 M2317 Telephone 553 3011 100 Standard 14 00 January 2002 ...
Page 308: ...Page 308 of 544 Meridian Modular Telephones 553 3011 100 Standard 14 00 January 2002 ...
Page 364: ...Page 364 of 544 M2250 Attendant Console 553 3011 100 Standard 14 00 January 2002 ...
Page 388: ...Page 388 of 544 NT8D14 Universal Trunk Card 553 3011 100 Standard 14 00 January 2002 ...
Page 408: ...Page 408 of 544 NT5K21 XMFC MFE card 553 3011 100 Standard 14 00 January 2002 ...
Page 414: ...Page 414 of 544 NTAG26 XMFR card 553 3011 100 Standard 14 00 January 2002 ...
Page 422: ...Page 422 of 544 NT6D71 UILC line card 553 3011 100 Standard 14 00 January 2002 ...
Page 492: ...Page 492 of 544 NTAK79 2 0 Mb PRI card 553 3011 100 Standard 14 00 January 2002 ...
Page 512: ...Page 512 of 544 NTAK20 clock controller 553 3011 100 Standard 14 00 January 2002 ...
Page 518: ...Page 518 of 544 NTAK93 D channel handler interface 553 3011 100 Standard 14 00 January 2002 ...
Page 544: ...Page 544 of 544 Index 553 3011 100 Standard 14 00 January 2002 ...
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