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8

Operate the PC by the sequence of [start],

[Program], [MS-DOS Prompt],and start the MS-
DOS Prompt Window.

"ping" command

IP address set in the WJ-NT104

8

The WJ-NT104 gives a reply when the above

command is entered as shown in Table 15 will
be displayed, Communication of the WJ-
NT104 operates correctly if a replay as shown
in Table 1 is displayed when the above
command is entered.

8

Start the www browser of the PC, in the

bar, specify type "http:

//192.168.0.10".

8

The browser displays the WJ-NT104's home

page.

– 11 –

r

In the Location bar, specify http://192.168.0.10.

t

The browser displays the MAIN PAGE of the
WJ-NT104's home page.  If there is a camera
input, it also displays the camera image.

y

Click [button] on the home page and verify the
functions of the WJ-NT104.

From page 9

Microsoft (R) Windows 98

(C) Copyright Microsoft Corp 1981-1998.

C : \WINDOWS > ping 192.168.0.10

pinging 192.168.0.10 with 32 bytes of data:

Reply from 192.168.0.10 : bytes=32 time=5ms TTL=255
Reply from 192.168.0.10 : bytes=32 time=3ms TTL=255
Reply from 192.168.0.10 : bytes=32 time=3ms TTL=255
Reply from 192.168.0.10 : bytes=32 time=3ms TTL=255

Ping statistics for 192.168.0.10 :

Packets : Sent = 4, Received = 4, Lost = 0 (0% loss)

Approximate round trip times in milli-seconds :

Minimum = 3ms, Maximum = 5ms, Average = 3ms

C : \WINDOWS >

To page 12 

8

In case there is no display as shown in Table
17, check the [Do not use proxy for address
192.168.0.10] of the browser.

8

If it is correct, check the Video signal circuit 
of the Main Board.

8

In case the Live Image is not displayed as

shown in Table 18, check the connection of
the Camera Cable and Channel Settings.

8

If it is correct, check the Video signal circuit of

the Main Board.

8

Confirm that the DC voltage of the each point
obtain its reference voltage as follows.
(1) Pin 1 of the IC304 on the Main Board is +9.0V.
(2) Pin 1 of the IC303 on the Main Board is +5.0V 

for Digital Circuit.

(3) Pin 2 of the IC304 on the Main Board is +5.0V 

for Analog Circuit.

(4) Pin 2 of the IC303 on the Main Board is +3.3V.

8

If these voltages are not correct, check the DC
Power of the WJ-NT104.

– 12 –

From page 11

– 13 –

8

Before replacing the Printed Circuit Board Ass'y,save the

data.(

⇒

Refer to page 4, Backup of the Data)

(1)Referring to Fig. 8, remove eight screws that secure the

Upper Cover and remove the Upper Cover in the direction of
the arrow.

Remove

one screw

Remove

one screw

Remove two

Special 

screws

Remove

four 

screws

Remove

three screws

Main Chassis

Arrow-4

Arrow-3

CN16

Main Board Ass'y

Remove three screws

CN503

Rear Board Ass'y

Remove
two screws

Arrow-2

Arrow-1

Main Board Ass'y

Main Chassis

Upper Cover

Remove two screws

Remove four screws

Remove two screws

(2)Referring to Fig. 9, remove two screws that secure the

Rear Board Ass'y.

(3)Referring to Fig. 9 disconnect the CN503 on the Main

Board Ass'y in the direction of the arrow-1 and remove
the Rear Board Ass'y in the direction of the arrow-2.

(4) Referring to Fig. 10, remove twelve screws and two

special screws that secure the Main Board Ass'y.

(5) Referring to Fig. 10, disconnect the CN16 on the Main

Board Ass'y in the direction of the arrow-3 and remove the
Main Board Ass'y in the direction of the arrow-4.

(6) Replace the Main Board Ass'y with new one.

(1) Connect the AC Adapter to the WJ-NT104.

Confirm the Operate Indicator on the Front Panel is 
lit on.

(2) Initialize the WJ-NT104.(

⇒

Refer to page 7, 2.3.

Initialize) 

(3) After replacing the Printed Circuit Board Ass'y , transfer

backup data files to the WJ-NT104.

Operate the PC by sequence of [Start], [Program],

[MS-DOS Window], and start the MS-DOS prompt
window.

Login to the WJ-NT104 by using the "ftp" command.

8

Type the Login-name "admin" and Login to the WJ-NT104.

8

Password is not required, just press the ENTER key.

8

Transfer the backup data files to the WJ-NT104 by using

the "put" command or "mput" command.

⇒

Transfer the selected file.

or
ftp>mput *

⇒ 

Transfer the all files.

8

After completing of the transfer, type "close", and complete

the "ftp" by type "bye".

– 14 –

OPERATE

RESET

LINK

RCV

XMT

RS232C

MODE

DC 12V IN

10BASE-T

VIDEO

RS-232C

IN

OUT

1

1

2

2

3

3

4

4

26

1

2

25

26

1

7

8

CN406

(CN101)

(CN101)

(CN101)

(CN101)

XMT RCV

SETUP

ALARM

RS485

E101

FLAT CABLE

(K1PZ26Z00001)

E101

FLAT CABLE

(K1PZ26Z00001)

CN401

CN402

CN403

CN404

5

6

3

4

1

2

CN407

CN408

CN409

7

8

5

6

3

4

1

2

7

8

5

6

3

4

1

2

7

8

5

6

3

4

1

2

1

2

25

26

25

26

1

2

CN11

(CN101)

(CN101:
 SHORT
 CONNECTOR)

(CN101:SHORT CONNECTOR)

12