AT&T 555-230-894 用户手册

Install and Wire Telephones and Other Equipment

Issue 1  September 1995  

This p

a

g

e 

left

 int

enti

onall

y

 b

lank 

so 

you 

can 

remo

v

e

 t

he 

pino

u

t 

chart

 f

ro

m

 t

h

e

 b

o

o

k

 i

f 

n

e

cessary

.

V-

S

5

0

S-

V

2

5

†

 T

h

e

 w

ir

e

 col

ors i

n

 this 

pin

out

 chart

 appl

y 

o

n

ly

 t

o

 B25A

 a

n

d

 A

2

5

B

 c

ables. H

600-307,60 c

able 

col

o

rs 

are not 

shown.

W

it

h

in

 t

h

is

 c

h

a

rt

, 

th

e

 foll

o

w

in

g

 a

bbreviations 

appl

y

 for a

n

a

log 

ti

e trunks:

T

,R

PBX tr

ansmit v

o

ic

e

T

1

,R

1

PBX receive voic

e

M

PBX tr

ansmit s

ignal

E

PBX receive sig

n

a

l

P

X

PBX t

ransmit

T

T

ip

(A

)

G

reen

T

X

T

e

rm

in

al t

ransmit

R

R

in

g

(B)

R

e

d

S

S

leeve

L

I,

 L

I*

D

ig

ital 

Tr

un

k

 I

N

LO

, LO

*

D

ig

ital Tr

un

k

 O

U

T

1

Colo

r 

desig

n

a

ti

o

n

 i

s

 AA-BB

, where AA is t

he main wi

re

 c

o

lo

r,

 a

n

d

 B

B

 is 

the colo

r 

o

f 

th

e

 short

s

tripe on t

h

e

 w

ire.

2

F

o

r t

ransl

a

ti

o

n

 purposes,

 the 

foll

o

w

in

g

 wire colors appl

y

 i

n

 the above t

abl

e

:

W

W

h

ite

BL

Blu

e

O

O

range

G

G

reen

B

R

Brown

S

Slate (

G

re

y

)

R

Red

B

K

B

lack

Y

Yell

o

w

V

Viol

e

t