Fig. 2: overview of cpu board – Assa DK-26 User Manual

Page 7

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Rev. A.2, 10/03

Page-4

FIG. 2: OVERVIEW OF CPU BOARD

SRC

REX UCD HCD NCX

CX

NOX NC2

C2

NO2

NC1

C1

NO1

GRN

YE

L

RE

D

BL

U

WHT

BL

K

GR

Y

BR

N

BGE

ORG

PN

K

VIO

A

C

IN

F

D

C I
N

/O

UT

+

PRGM

HARD

CODE

CODE

MICROPROCESSOR

AUX.
SOCKET

DPDT RELAY

SPDT
RELAY

12/24 AC POWER

FREE TERMINAL

12/24 DC POWER +

12/24 DC NEGATIVE

DC TERMINALS MAY
ALSO BE USED AS
OUTPUT TO POWER
DC LOCK, IF AC
POWER IS SUPPLIED

BEE

P

E

R

C

O

MMO

N

RE
D

L

E

D

GR

N

L

E

D

YEL

L

E

D

KE
Y

S

KE
Y

S

KE
Y

S

KE
Y

S

KE
Y

S

KE
Y

S

KE
Y

S

VI
O

L

ET

PI
N

K

OR

A

N

G

E

BE
IG

E

BRO

W
N

GR

A

Y

BLA

C

K

WH

IT

E

BLUE

RE
D

YEL

L

O

W

G

R

EEN

PU
SH
T

O

S

E

T

PR

O

G

R

A

M M

O

D

E

PU
SH
T

O

PR
O

G

R

A

M

H
A

R

D

C
O

D

E

CO

M

. F

O

R R

E

X

, U

C

D

, HC

D T

E

RMS

R

E

X

I

N

P

U

T

(

R

E

M

O

T

E R

E

L

E

ASE

)

D

IS

ABL

E
AL
L

U
S

ER
C
O

D

E

S

DI
S

A

B

L

E

H
A

R

D

CO
DE

LOCK CONTROL
RELAY CONTACTS

PROGRAM
RELAY
CONTACTS

KEYPAD CABLE

PS1

PS2

PS3

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