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11 . in d ex t abl e, Netw or k confi gur ati o n – JVC VR601 User Manual

Page 36

background image

70

11

.

In

d

ex T

abl

e

Th

e f

ollow

ing des

cr

iption det

ails

how

the DVR m

anages

an index

ta

ble is

sue.

T

he DVR w

ill gener

ate a tim

e index

ta

ble indic

ating r

ec

or

ded dat

a is

k

ept in a p

ar

tic

ular

HDD.

T

his

allow

s to individually

s

elec

ting r

ec

or

ded dat

a to be dis

play

ed via the alar

m

lis

t s

ear

ch

and f

ull lis

t

searc

h.

T

he m

ax

im

um

num

ber of

lis

ts

, f

or a given HDD, is

3000. W

hen the lis

t of

any

given HDD is

us

ed up-

and the dis

k is

not f

ull,

T

he unit w

ill s

till us

e the r

es

t of

the s

pac

e f

or

r

ec

or

ding. In s

uc

h a

ca

se

, an index

f

or

the r

ec

ent r

ec

or

ded dat

a w

ill be gener

ated and the index

of

the nex

t oldes

t dat

a

w

ill be er

as

ed s

o that the lis

t does

r

em

ain 3000 in tot

al.

And the nex

t oldes

t dat

a w

ill be k

ept in the

index

of

the c

or

re

sponding oldes

t dat

a. F

or

any

new

ly

-r

ec

or

ded dat

a, this

appr

oac

h w

ill be applied

until the dis

k bec

om

es

f

ull.

HD1

HD1

1

12-

02-

02 12:

20:

55

1

12-

02-

02 12:

20:

55

2

12-

02-

02 13:

30:

33

2

01-

30-

03 16:

00:

34

3

01-

30-

03 16:

00:

34

:

:

:

:

:

:

2999

02-

03-

03 16:

00:

56

3000 L

IST

S

3000

02-

03-

03 16:

00:

56

3000

02-

08-

03 17:

30:

58

3000 L

IST

S

In the r

ew

rite r

ec

or

ding m

ode, w

hen the ar

ch

ived har

d-dis

k dr

ive is

f

ull, the DVR w

ill s

tar

t over

w

riting

the oldes

t dat

a r

ec

or

ded.

As

the pr

evious

r

ec

or

ded dat

a w

as

p

ar

tially

over

w

ritten by

the r

ec

ent

re

co

rd

ing, the indic

ating tim

e index

of

that dat

a w

ill be c

hanged c

or

re

sponding to the s

tar

ting tim

e of

the r

em

aining s

es

si

on.

T

he index

of

the s

es

si

on w

ill be deleted f

rom

the t

able w

hen it is

f

ully

over

w

ritten.

In the r

e

w

rit

e r

ec

or

din

g m

ode, th

e DVR

wil

l gen

er

at

e a

ne

w

i

ndex

a

t the

tim

e r

etur

nin

g to t

he

TOP

fr

om

the

END

of

HDD

. In

th

is

pl

ac

e, th

e im

ages

s

hou

ld

not

be

play

ed c

ontinuous

ly

.

Pr

evious

ly

re

co

rded dat

a

over

w

ritten

Prev

iously

recorded dat

a remaining

Th

e

point stop

s r

ecor

d

ing

TOP

END

71

12.

Netw

or

k Confi

gur

ati

o

n

12.1 Cable Connect

ions

Pleas

e f

ollow

the ins

tr

uc

tions

below

to c

onnec

t y

our

DVR to a c

om

puter

or

a netw

or

k and to c

hoos

e

a pr

oper

RJ

-45 c

able c

onf

igur

ation f

or

c

onnec

tions

.

Phy

s

ical specif

icat

ion of

RJ-

45 cable f

o

r Et

hernet

Wire T

yp

e

Cat. 5

Connector

T

ype

RJ

-4

5

Ma

x.

Cable Length

30 m

Hub W

ir

ing Configur

at

ion

St

ra

ight T

hr

ough

PC

W

ir

ing Configur

ation

Cro

ss Ov

er

12.1.1 Connect

t

o

a comput

er

Us

e a c

ros

so

ver

LAN c

able to c

onnec

t dir

ec

tly

to a c

om

puter

.

RJ-45

CROSSOVER CABLE

SD Card

RS-232

ALARM

DC12V

AUDIO

IN

IN

OUT

OUT

VIDEO

TO

MONITOR

TO

MUX'S VCR IN

FROM MUX

MAIN MONITOR

I/O

RS-485

ETHERNET

10/100

12.1.2 Connect to a LA

N Hub (INTRA

NET)

T

he RJ

-45 PIN c

onf

igur

ation f

or

c

onnec

ting w

ith a LAN Hub is

s

how

n below

.

RJ-45

SD Card

RS-232

ALARM

DC12V

AUDIO

IN

IN

OUT

OUT

VIDEO

TO

MONITOR

TO

MUX'S VCR IN

FROM MUX

MAIN MONITOR

I/O

RS-485

ETHERNET

10/100