Troubleshooting (continued) / Glossary

 

Description of problem

Please consult the following

Page

 

 

 

 

 

The unit will not perform the

Is the motion detection in the <INTIAL SET UP> menu

32

 

motion detection function.

setting on?

39,40

 

 

Is the value of the MOTION THRESHOLD setting greater than

 

 

the DOT value entered in the SET DETECTION MASK setting?

 

 

 

The MOTION DETECTION function cannot be accessed when

40

 

 

menus are left open. (The M-DET indicator light is off when the

 

 

 

MOTION DETECTION cannot be accssed.)

 

 

The unit will not respond to PC

Is the RS-232C setting set correctly?

8,65

 

control.

Are the unit and computer connected correctly?

-

 

 

Is there a defect in the connecting cable?

-

 

 

Is the proper connecting cable being used?

-

 

 

Is the remote indicator light on? Press the communication

6

 

 

setting button to turn it off.

 

 

The DEVICE CHECK menu does

Is peripheral device’s SCSI ID setting set correctly?

19

OTHERS

appear when power is turned on.

Inspect the connecting cable.

-

The unit is not detecting its

Is the SCSI TERMIMATION switch on?

8

 

 

peripheral recording device(s).

Have the peripheral devices been disconnected?

-

 

 

Are the recommended peripheral devices being used?

-

 

Black screens are being

Operations settings have not been made, in the Camera

14,36

 

displayed during multi-screen

Operation Setting parameter of the DEFINE GROUP

 

 

display.

SETTING. Input from cameras displaying the “ - ” symbol

 

 

 

will appear black on the monitor.

 

 

 

 

 

 

Button operation is not working.

Is the PLAY DEVICE indicator light blinking? Wait until the

7

 

 

light stays on, then start operation once more. If the light

 

 

 

does not stop blinking for a long period, use the RESET

 

 

 

button located at the back of the unit.

 

 

 

Is the LOCK function or the PASSWORD LOCK function in

64

 

 

effect? If so, please cancel the function(s).

 

 

Button operation of camera

Is the Menu screen being displayed? (Camera number

12

 

numbers is not working.

buttons cannot be used when the Menu screen is displayed.)

 

 

 

Is the unit currently accessing a peripheral recording device?

6

 

 

Check the ACCESS indicator.

 

ENGLISH

Glossary

Simultaneous Backup (Copying) method

In Simultaneous Backup (Copying), images input from the cameras are recorded once on the unit’s hard disk and simultaneously copied from the hard disk onto a removable archive/copying medium. In addition, the unit marks the end of backup recording time through the use of the Ar- chive Pointer.

Archive Pointer

The Archive Pointer is used to mark, on the archive medium, the comple- tion of a backup process. For example, 100 hours of data recorded on the unit’s hard disk is to be transferred to a medium with only 80 hours of available recording space. When the backup process is completed, the Archive Pointer will memorize the hard disk’s 80-hour mark. When the next backup process is initiated, backup will begin at this point.

Copying Device

The copying device is the peripheral device assigned to SCSI ID5. By using the unit’s COPY button, this device can be made to copy (re- store) image data recorded over a designated time frame.

Archive Device

SCSI Interface

The SCSI interface is the connection used expressly for transferring image data between the unit and its peripheral devices. Each periph- eral is connected to the unit in a daisy-chain configuration, and is given a unique ID number for detection/identification by the unit.

Relation of recording operation to the number of cameras and recording interval settings

The recording pattern of this unit is as illustrated in the diagram be- low. Image data input from all the connected cameras is recorded sequentially at a rate of [number of cameras x recording interval]. (25F recording interval during normal recording, and 12.5F record- ing interval when the M-DET SETTING is active.) For example, when four cameras are recording at intervals of 1 second, the unit takes four seconds to receive one cycle of image data from the cameras. When this data is played back on a single-screen, the display is refreshed once every four seconds.

Circuit recording interval per camera [ recording interval x # of cameras ]

1 second x 4 cameras = 4 seconds

The archive device is the peripheral device assigned to SCSI ID4, and performs the following: backup specification using the ARCHIVE button or Timer Program, and backing up of image data using the Restore function in the Copy settings.

Restore

Restore is the process in which image data transferred to the pe- ripheral recording device is restored on the unit’s hard disk. During the Restore process, image data currently stored on the unit’s hard disk is completely over-written.

 

4 seconds

 

 

 

 

C1-3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C4-2

 

 

4 seconds

 

 

C3-2

 

 

 

 

C2-2

 

 

 

 

 

 

C1-2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C4-1

C3-1

C2-1

C1-1

12.5F 12:00:00~

 

12:00:08~

12:00:04~

 

Examples of time displayed

 

 

 

during playback.

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Mitsubishi Electronics DX-TL1600EM Troubleshooting / Glossary, Is peripheral device’s Scsi ID setting set correctly?