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– 19 –

8

Enter the Instruction Code 215 by the 10-key or

Instruction Code 15 by the SW2.

8

Press the GO key or press the SW3.

8

Action performed: Output the Color Bar signal to the

MONITOR OUT1, MONITOR OUT2, MONITOR OUT3

and MONITOR OUT4 on the Video Output Board 1.

8

This Check No. can be used check of the Video Output

Board.

8

This item is only operated by the Personal Computer.

8

Connect the Personal Computer to the RS-232C Port

Connector on the CPU Board with Standard Straight RS-

232C Cable.

8

Execute the Instruction Code 216.

8

Connect the Oscilloscope to the pin B-5 of CN1

(CHANGE) on the Mother Board.

8

Confirm that the status at the pin B-5 of CN1 becomes “1”

after receiving the Data “STX CHG ETX” from the

Personal Computer (other bits should remain at “0”).

8

Change the connection of the Oscilloscope to the pin B-7

of CN1 (CTRL0) on the Mother Board.

8

Confirm that the status at the pin B-7 of CN1 becomes “1”

after receiving the Data “STX CT0 ETX” from the

Personal Computer (other bits should remain at “0”).

8

Change the connection of the Oscilloscope to the pin B-8

of CN1 (CTRL1) on the Mother Board.

8

Confirm that the status at the pin B-8 of CN1 becomes “1”

after receiving the Data “STX CT1 ETX” from the

Personal Computer (other bits should remain at “0”).

8

Change the connection of the Oscilloscope to the pin A-

11 of CN16 (BT0) on the Mother Board.

8

Confirm that the status at the pin A-11 of CN16 becomes

“1” after receiving the Data “STX BT0 ETX” from the

Personal Computer (other bits should remain at “0”).

8

Change the connection of the Oscilloscope to the pin A-9

of CN16 (BT1) on the Mother Board.

8

Confirm that the status at the pin A-9 of CN16 becomes

“1” after receiving the Data “STX BT1 ETX” from the

Personal Computer (other bits should remain at “0”).

8

Change the connection of the Oscilloscope to the pin A-7

of CN16 (BT2) on the Mother Board.

8

Confirm that the status at the pin A-7 of CN16 becomes

“1” after receiving the Data “STX BT2 ETX” from the

Personal Computer (other bits should remain at “0”).

8

Change the connection of the Oscilloscope to the pin A-5

of CN16 (BT3) on the Mother Board.

8

Confirm that the status at the pin A-5 of CN16 becomes

“1” after receiving the Data “STX BT3 ETX” from the

Personal Computer (other bits should remain at “0”).

8

Execute the 299 Instruction from the Personal Computer

or the 299 Instruction by 10-key or press ACK RESET

key of the WV-CU550, or set the 0F(H) Instruction by the

SW2 and press the SW3 if the Self Check Function is

done by the WJ-SX550 alone for a return to the Idle

mode.

8

The relationship between transmitted Data and the

description of the Port C are as shown in the Table 7-3-2.

8

Connect a Jumper wire between the pin A-3 of CN16

(BDIN*) on the Mother Board and the pin A-1 of CN2

(BDOUT*) on the Video Output Board.

8

Enter the Instruction Code 217 by the 10-key or

Instruction Code 17 by the SW2.

8

Press the GO key or press the SW3.

8

Action performed: Transmit the Data “STX 217 OK ETX”

or “STX 217 NG ETX” to the RS-232C line.

8

Disconnect the jumper wire.

Note: The time out should be three seconds.

8

Enter the Instruction Code 218 by the 10-key or

Instruction Code 18 by the SW2.

8

Press the GO key or press the SW3.

8

Action performed: Transmit the Data “STX 1230456789A

CDEF ETX” (for example) to the RS-232C line and dis-

play the message as shown in Fig. 7-3-4 on the Video

Monitor.

∗

1

CHG

CT0

CT1

BT0

PC0 (

 

CHANGE

  

)

PC1 (CTRL0)

PC2 (CTRL1)

PC4 (BT0)

Output  Bit

∗

1

Output  Bit

BT1

BT2

BT3

PC4 (BT1)

PC5 (BT2)

PC6 (BT3)

– 20 –

RED

SW3 (TEST)

SW1 (RESET)

SW4

VS

VD

D11

D10

D9

D8

D7

D6

D5

D4

CN3 (TIME ADJUST IN)

4

1 2

3

CN11

SW2

1
2
3
4
5
6
7
8

– 21 –

SW1

D18 (BOARD.DET)

1
2
3
4

RED

SW6

1  

 

2

SW4

OPEN. C

VTR

SW2

OPEN. C

VTR

SW3

OPEN. C

VTR

SW5

OPEN. C

VTR

NOR

REV

SW100

NOR

REV

SW150

NOR

REV

SW200

NOR

REV

SW250

D17 (READ.ST)

GRN

D104 (SIG.DET (CH1))

D154 (SIG.DET (CH2))

D204 (SIG.DET (CH3))

D254 (SIG.DET (CH4))

RED

RED

RED

CN3

– 22 –

8

Enter the Instruction Code 220 by the 10-key or

Instruction Code 20 by the SW2.

8

Press the GO key or press the SW3.

8

Action performed: Write the Data 00(H) to FF(H) to the

specific address, and then check these Data after reading

them. Then transmit the Data “STX 220 OK ETX” or “STX

220 NG ETX” to the RS-232C line.

8

Enter the Instruction Code 221 by the 10-key or

Instruction Code 21 by the SW2.

8

Press the GO key or press the SW3.

8

Action performed: Check by the Marching Method, then

transmit the Data “STX 221 OK ETX” or “STX 221 NG

ETX” to the RS-232C line.

8

Execute the 299 Instruction from the Personal Computer

or the 299 Instruction by 10-key or press the ACK RESET

key of the WV-CU550, or set the 0F(H) Instruction by the

SW2 and press the SW3 if the Self Check Function is

done by the WJ-SX550 alone for a  return to the Idle

mode.

SLOT  No

SLOT  1
SLOT  2
SLOT  3
SLOT  4
SLOT  5
SLOT  6
SLOT  7
SLOT  8
SLOT  9
SLOT  10
SLOT  11
SLOT  12
SLOT  13
SLOT  14
SLOT  15

–

–
–
–
–
–
–
–
–
–
–
–
–
–
–
–

BOARD  NAME

CPU
CTRL
ALARM

INPUT
INPUT
INPUT
INPUT
INPUT
INPUT
INPUT
OUTPUT
OUTPUT
OUTPUT
OUTPUT

STX   1  2  3  0  4  5  6  7  8  9  A  C  D  E  F    ETX 

(For Example)

Slot No.15

Slot No.1

0 :  Without  Board
1 :  CPU  Board
2 :  Control  Board
3 :  Alarm  Board
4 :  Video  Input  Board  1
5 :  Video  Input  Board  2
6 :  Video  Input  Board  3
7 :  Video  Input  Board  4

8 

 

:  Video  Input  Board  5

9 

 

:  Video  Input  Board  6

A :  Video  Input  Board  7
B :  Video  Input  Board  8
C

   

:  Video  Output  Board  1

D

   

:  Video  Output  Board  2

E :  Video  Output  Board  3
F

   

 

:  Video  Output  Board  4

MONITOR OUT1
(Video Output Board 1)

8

Enter the Instruction Code 222 by the 10-key or

Instruction Code 22 by the SW2.

8

Press the GO key or press the SW3.

8

Action performed: Request the Check No. 508 to the

Microprocessor IC1 on the Video Output Board, then

transmit the Data “STX 222 OK ETX” or “STX 222 NG

ETX” to the RS-232C line after receiving acknowledge

signal from the Microprocessor IC1.

8

Enter the Instruction Code 223 by the 10-key or

Instruction Code 23 by the SW2.

8

Press the GO key or press the SW3.

8

Connect the Oscilloscope to the pin 2 of CN3 (RESET

OUT 1) on the Video Output Board.

8

Connect the switch as shown in Fig. 7-3-5 to the pin 5 of

CN3 (EXT TIM 1) on the Video Output Board, and press

the switch once and then release.

8

Confirm that the level at the pin 2 of CN3 outputs “L”

pulse of approx. 330 msec as shown in Fig. 7-3-6.

8

Change the connection of the Oscilloscope to the pin 8 of

CN3 (RESET OUT 2) on the Video Output Board.

8

Connect the switch as shown in Fig. 7-3-5 to the pin 11 of

CN3 (EXT TIM 2) on the Video Output Board, and press

the switch once and then release.

8

Confirm that the level at the pin 8 of CN3 outputs “L”

pulse of approx. 330 msec as shown in Fig. 7-3-6.

8

Change the connection of the Oscilloscope to the pin 14

of CN3 (RESET OUT 3) on the Video Output Board.

8

Connect the switch as shown in Fig. 7-3-5 to the pin 17 of

CN3 (EXT TIM 3) on the Video Output Board, and press

the switch once and then release.

CN3-Pin  5  (EXT TIM IN 1)
CN3-Pin 11 (EXT TIM IN 2)
CN3-Pin 17 (EXT TIM IN 3)
CN3-Pin 23 (EXT TIM IN 4)

Approx.
330 msec

CN3-Pin  5  (EXT TIM IN 1)
CN3-Pin 11 (EXT TIM IN 2)
CN3-Pin 17 (EXT TIM IN 3)
CN3-Pin 23 (EXT TIM IN 4)

CN3-Pin  2  (RESET OUT 1)
CN3-Pin  8  (RESET OUT 2)
CN3-Pin 14 (RESET OUT 3)
CN3-Pin 20 (RESET OUT 4)