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1.3

SAFETY PRECAUTIONS

This label may appear on the bottom of the unit due to space
limitations.

The lightning flash with an arrowhead symbol, within an
equilateral triangle, is intended to alert the user to the
presence of un-insulated "dangerous voltage" within the
product's enclosure that may be of sufficient magnitude to
constitute a risk of electric shock to persons. 
The exclamation point within an equilateral triangle is
intended to alert the user to presence of important
operating and maintenance (servicing) instructions in the
literature accompanying the appliance.

Attention:

Installation should be performed by qualified

service personnel only in accordance with the National
Electrical Code or applicable local codes.

Power Disconnect

.  Units with or without ON-OFF

switches have power supplied to the unit whenever the
power cord is inserted into the power source; however, the
unit is operational only when the ON-OFF switch is in the
ON position.  The power cord is the main power
disconnect for all units. 

CONTENTS

1

UNPACKING   . . . . . . . . . . . . . . . . . . . . . . . . . . .1.3

1.1

VidQuad Digital Processor Unit  . . . . . . . . . . . . . . .1.3

2

SERVICE   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1.3

3

DESCRIPTION  . . . . . . . . . . . . . . . . . . . . . . . . . .1.3

3.1

LTC 2372 & LTC 2375  . . . . . . . . . . . . . . . . . . . .1.3

3.2

LTC 2376 & LTC 2377  . . . . . . . . . . . . . . . . . . . .1.3

4

INSTALLATION   . . . . . . . . . . . . . . . . . . . . . . . . .1.5

4.1

LTC 2372 & LTC 2375  . . . . . . . . . . . . . . . . . . . .1.5

4.2

LTC 2376 & LTC 2377  . . . . . . . . . . . . . . . . . . . .1.5

5

PROGRAMMING  . . . . . . . . . . . . . . . . . . . . . . . .1.7

5.1

LTC 2372 & LTC 2375  . . . . . . . . . . . . . . . . . . . .1.7

5.2

LTC 2376 & LTC 2377  . . . . . . . . . . . . . . . . . . . .1.7

5.3

Time and Date . . . . . . . . . . . . . . . . . . . . . . . . . . . .1.8

5.4

Camera Sequence Setup  . . . . . . . . . . . . . . . . . . . . .1.8

5.5

Alarm Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1.9

5.6

VCR Out Mode . . . . . . . . . . . . . . . . . . . . . . . . . .1.10

5.7

Camera Titles . . . . . . . . . . . . . . . . . . . . . . . . . . . .1.10

5.8

Color Adjustment . . . . . . . . . . . . . . . . . . . . . . . . .1.11

5.9

Set the Password . . . . . . . . . . . . . . . . . . . . . . . . . .1.12

6

OPERATION  . . . . . . . . . . . . . . . . . . . . . . . . . . .1.13

6.1

LTC 2372 and LTC 2375 Operation  . . . . . . . . . .1.13

6.2

LTC 2376 and LTC 2377 Operation  . . . . . . . . . .1.13

7

MAINTENANCE   . . . . . . . . . . . . . . . . . . . . . . .1.15

1

UNPACKING

Unpack carefully.  This is electronic equipment and should be
handled carefully.

Check to ensure that the following items are included for the
applicable modules ordered:

n

LTC 237x VidQuad

Digital Processor Unit.

n

Accessory pack.

n

Installation Instructions.

If the item appears to have been damaged in shipment, replace
it properly in its carton and notify the shipper. If any items are
missing, notify your Philips Communication & Security
Systems Sales Representative or Customer Service.

The shipping carton is the safest container in which the unit
may be transported. Save it for possible future use.

1.1

VidQuad Digital Processor Units

The LTC 237x VidQuad Digital Processor Units provide on-
screen display of four camera inputs combined with numerous
additional functions. The image display is updated depending
on the model, providing either near or genuine real-time video.  

The models available are:

Model

Rated

Voltage

Power at

System

No.

Voltage

Range

Rated 
Voltage

Monochrome Models
LTC 2372/60

120 VAC, 60 Hz

108 to 132

6 W

EIA

LTC 2372/50

230 VAC, 50 Hz

195.5 to 253 6 W

CCIR

LTC 2376/60

120 VAC, 60 Hz

108 to 132

6 W

EIA

LTC 2376/50

230 VAC, 50 Hz

195.5 to 253 6 W

CCIR

Color Models
LTC 2375/60

120 VAC, 60 Hz

108 to 132

12 W

NTSC

LTC 2375/50

230 VAC, 50 Hz

195.5 to 253 12 W

PAL

LTC 2377/60

120 VAC, 60 Hz

108 to 132

12 W

NTSC

LTC 2377/50

230 VAC, 50 Hz

195.5 to 253 12 W

PAL

2

SERVICE

If the unit ever needs repair service, the customer should contact
the nearest Philips Communication & Security Systems Service
Center for authorization to return and shipping instructions.

3

DESCRIPTION

3.1

LTC 2372 & LTC 2375

The LTC 2372 VidQuad

Digital Monochrome Processor and

the LTC 2375 VidQuad

Digital Color Processor provide four

camera inputs. The units display high quality pictures from four
cameras at one time on a monitor screen. The image display is
updated at the field rate of 30 fields/sec. (NTSC), 25 fields/sec.
(PAL), providing near-real-time video.

3.2

LTC 2376 & LTC 2377

The LTC 2376 VidQuad

Digital Monochrome Processor and

the LTC 2377 VidQuad

Digital Color Processor provide on-

screen display of four camera inputs combined with numerous
additional functions. Each quadrant may be sequenced full
screen in place of being displayed in a quad split. The image
display is updated at the field rate of 60 fields/sec. (NTSC), 50
fields/sec. (PAL), providing genuine real-time video. In addition
to the quad screen display, the units offer VCR "ZOOM"

CAUTION: TO REDUCE THE RISK OF ELECTRICAL
SHOCK, DO NOT OPEN COVERS. NO USER
SERVICEABLE PARTS INSIDE. REFER SERVICING TO
QUALIFIED SERVICE PERSONNEL.

WARNING
TO PREVENT FIRE OR SHOCK HAZARD, DO NOT
EXPOSE UNITS NOT SPECIFICALLY DESIGNED FOR
OUTDOOR USE TO RAIN OR MOISTURE.

Summary of Contents for LTC2372/50

Page 1: ...LTC 2372 LTC 2375 LTC 2376 LTC 2377 VidQuad Digital Processor Units Installation Instructions Eng F D E NL I ...

Page 2: ...a risk of fire or electric shock 15 Object and Liquid Entry Never push objects of any kind into this unit through openings as they may touch dangerous voltage points or short out parts that could result in a fire or electric shock Never spill liquid of any kind on the unit 16 Servicing Do not attempt to service this unit yourself as opening or removing covers may expose you to dangerous voltage or...

Page 3: ...es Representative or Customer Service The shipping carton is the safest container in which the unit may be transported Save it for possible future use 1 1 VidQuad Digital Processor Units The LTC 237x VidQuad Digital Processor Units provide on screen display of four camera inputs combined with numerous additional functions The image display is updated depending on the model providing either near or...

Page 4: ...s camera 1 Fig 1 Typical Configuration for LTC 2372 and LTC 2375 VidQuad Digital Processor Unit Fig 2 Configuration for LTC 2376 and LTC 2377 VidQuad Digital Processor Unit using VCR only GND MON 1 2 3 4 PHILIPS Camera 4 Camera 3 Camera 2 Camera 1 Power GND REMOTE ALARM IN ALARM OUT COM 1 2 3 4 NCCOMNO G S RELAY TRIG MON VCR 1 2 3 4 IN OUT 1 2 3 4 Camera 1 Camera 2 Camera 3 Camera 4 VCR IN OUT Loo...

Page 5: ...ALARM OUT COM 1 2 3 4 NCCOMNO G S RELAY TRIG MON VCR 1 2 3 4 IN OUT 1 2 3 4 PHILIPS Camera 1 Camera 2 Camera 3 Camera 4 Monitor VCR IN OUT Looping Automatic Termination Alarm Contact PHILIPS Main Monitor Power Quad display only GND MON 1 2 3 4 1 8 9 15 Item VidQuad Digital Processor Camera 1 Video Input 1 BNC Camera 2 Video Input 2 BNC Camera 3 Video Input 3 BNC Camera 4 Video Input 4 BNC Monitor ...

Page 6: ...RM IN ALARM OUT COM 1 2 3 4 NCCOMNO G S RELAY TRIG MON VCR 1 2 3 4 IN OUT 1 2 3 4 Item VidQuad Digital Processor Video Inputs Camera 1 Video Input 1 BNC Camera 2 Video Input 2 BNC Camera 3 Video Input 3 BNC Camera 4 Video Input 4 BNC Video Outputs Main Monitor Video MON BNC 1 Quad Monitor Video VCR OUT BNC 2 Loop through 1 Video Output 1 BNC 3 Loop through 2 Video Output 2 BNC 3 Loop through 3 Vid...

Page 7: ...el are described in the table above ALM Table Key Functions Key label Operating Function Programming Function VCR Selects VCR input for display on monitor NONE Menu NONE Enter the programming mode Seq Selects the sequential switching function NONE 1 Selects camera 1 for full screen display on monitor Scrolls upward through program selections selects entries 2 Selects camera 2 for full screen displ...

Page 8: ...ed position n Press the and keys to establish the necessary digit Calenders until the year of 2097 are in this menu n Press the key 5 3 4 Display Mode Set n Select the DISPLAY function n Press the key to toggle through BOTTOM TOP and OFF The Date Time will be displayed on the monitor in the selected position n Select EXIT and press the key to exit the menu 5 4 Camera Sequence Setup This menu allow...

Page 9: ...allows you to set the automatic reset period after an alarm is generated n Select ALARM DWELL and press the key The following menu is displayed n Press the and keys to adjust the time Options are 1 60 SEC automatic reset period HOLD alarm continues until the alarm camera key is pressed followed by the key FOLLOW alarm continues until the alarm camera key is pressed followed by the key n Press the ...

Page 10: ...e key The following menu is displayed n Press the and keys to toggle the mode for DISPLAY QUAD ONLY the output to the VCR will be quad mode in all conditions SAME AS MONITOR OUT the VCR output will be the same as the selected monitor output n Press the key to exit the menu 5 7 Camera Titles You can set up camera titles for each camera input for display on the monitor A character set is available f...

Page 11: ... adjusting are n Changes option n Increase n Decrease n Advance camera n Select COLOR ADJUST and press the key The following menu is displayed n Press the and keys to adjust the brightness to display the optimum image n Press the key to display the next menu n Press the and keys to adjust the contrast to display the optimum image n Press the key to display the next menu n Press the and keys to adj...

Page 12: ...sword n Press the key to exit the menu n Select Exit to exit the main menu n Attempt to access the Menu by pressing Menu n Enter your 4 digit password When a correct password is entered the main menu is displayed If incorrect the message Wrong Password is displayed for 3 seconds and will then display the camera images 5 9 1 Disable Password The password function can be disabled n Select DISABLE PA...

Page 13: ...tion is selected 3 The VCR images can be viewed as recorded in a quad format or any quad can be zoomed to full screen 1 Press the 1 key The upper left hand quad is zoomed to full screen 2 Press the 2 key The upper right hand quad is zoomed to full screen 3 Press the 3 key The lower left hand quad is zoomed to full screen 4 Press the 4 key The lower right hand quad is zoomed to full screen 5 Press ...

Page 14: ...Time the unit remains in the alarm mode for Alarm Dwell Time n Press the alarm camera key then key to cancel the alarm instantly 2 If the alarm persists for more than Alarm Dwell Time the unit remains in the alarmed state as long as the alarm is active n Press the alarm camera key then key after the alarm is ended 3 If an Alarm Dwell Time is set to HOLD mode the alarm remains active until the alar...

Page 15: ...CR key and plug the power cord turn on power This restores the unit to its initial values The initial Factory Defaults values are as follows n CAMERA TITLES Display as 1 2 3 4 n VCR OUT MODE It set up as Display Quad Only Mode n ALARM SETUP Alarm Channels are all ON and Video Loss Channels are all OFF Dwell Time is set up as 5 sec n SEQ SETUP Each 2 seconds 1 4 and Quad n TIME DATE Time and Date a...

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