Cisco 2505 Specifikace stáhnout pdf (Strana 40)

3-12 Cisco 2500 Series Hardware Installation

Cable Pinouts

Table 3-8 EIA/TIA-232 DTE and DCE Serial Cable Pinouts (DB-25)

1. Any pin not referenced is not connected.

Signal

Direction

DTE DCE

Pin Signal

Direction

DTE DCE

J2-1 Shield GND _ J2-7

Shield

Circuit GND

–

J2-2

Shield

TxD

–

—>

–

J2-8

Shield

DCD

–

<—

–

J2-3

Shield

RxD

–

<—

–

J2-15

Shield

TxC

–

<—

–

J2-4

Shield

RTS

–

—>

–

J2-17

Shield

RxC

–

<—

–

J2-5

Shield

CTS

–

<—

–

J2-18

Shield

LTST

–

—>

–

J2-6

Shield

DSR

–

<—

–

J2-20

Shield

DTR

–

—>

–

J2-24

Shield

TxCE

–

—>

–

1 2 ... 35 36 37 38 39 40 41 42 43 44 45 ... 57 58

Getting Started 1
Safety Recommendations 2
System Speciﬁcations 3
Inspecting the System 5
Tools and Parts Required 6
Installing the Hardware 7
Installing the Rubber Feet 8
Installing the Hardware 2-3 9
Rack-Mounting the Chassis 10
Figure 2-6 or Figure 2-7 11
Figure 2-8 or Figure 2-9 12
Installing in a Rack 13
Wall-Mounting the Chassis 14
Vertical 15
Power supply 15
Connections for Router Models 16
Connections for Hub Models 17
Making External Connections 19
Installing the Hardware 2-15 21
1 2 3 4 5 6 7 8 23
• DC Power Speciﬁcations 24
Input: –40––72V 27
Current: 1.5–1.0A 27
Watts: 40W 27
Reference 29
Troubleshooting 30
Copying to Flash Memory 31
Cable Pinouts 33
2. 600 mA maximum 45
SCSI-to-DB-25) 50
Regulatory Compliance 55
Warnings 55

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