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Cisco 450 User Manual

Cisco 450
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Figure 7: RJ-21 Connector Wiring
Table A-6 lists the pinouts for the RJ-21 connector.
Table 11: RJ-21 Connector Pinouts
SignalConnector Pin NumberPort
Number
SignalConnector Pin NumberPort
Number
RingTip133813RingTip1261
RingTip143914RingTip2272
RingTip154015RingTip3283
RingTip164116RingTip4294
RingTip174217RingTip5305
RingTip184318RingTip6316
RingTip194419RingTip7327
RingTip204520RingTip8338
RingTip214621RingTip9349
RingTip224722RingTip103510
RingTip234823RingTip113611
RingTip244924RingTip123712
GND25, 50, 51, 52————
Cisco 450 Voice Gateway Hardware Installation Guide
34
Cable Specifications and Information
Analog Voice Multiport Pinouts (RJ-21X/CA21A)

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Cisco 450 Specifications

General IconGeneral
BrandCisco
Model450
CategoryGateway
LanguageEnglish

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