Panasonic WV-CL270 / WV-CL274E Simplified Service Manual ▷ View online
ORDER NO. AVS0301465A2
Colour CCTV Cameras
WV-CL270/WV-CL274E
Please file and use this service manual together with original service manual for Model No. WV-CP240
Series, Order No. AVS0110390C8.
Simplified
WV–
GL270
SPECIFICATIONS
Pick-up device:
752 (H) x 582 (V) pixels, interline transfer CCD
Scanning area:
6.45 (H) x 4.84 (V) mm (equivalent to scanning area of 1/2” pick-up tube)
Synchronization:
internal, line-locked or multiplexed vertical drive (VD2), selectable
Scanning system:
2 : 1 interlace
Scanning:
625 lines / 50 fields / 25 frames
Horizontal:
15.625 kHz
Vertical:
50 Hz
Horizontal resolution:
480 lines
Video output:
1.0 V[p-p] PAL composite 75 W / BNC connector
Signal-to-noise ratio:
50 dB (equivalent to AGC Off, weight On)
Electronic light control:
equivalent to continuous variable shutter speed between 1/50 s and 1/15 000 s
Minimum illumination:
0.8 lx (0.08 foot-candle) at F1.4
Detail:
SHARP or SOFT, selectable
Lens mount:
CS-mount
Ambient operating temperature: -10 °C - +50 °C (14 °F - 122 °F)
Ambient operating humidity:
Ambient operating humidity:
less than 90 %
Power source and
WV-CL270:
220 V - 240 V AC 50 Hz, 3.8 W
power consumption:
WV-CL274E:
24 V AC 50 Hz, 3.5 W
Dimensions (without lens):
67 mm (W) x 65 mm (H) x 123 mm (D)
2-5/8” (W) x 2-9/16” (H) x 4-13/16” (D)
2-5/8” (W) x 2-9/16” (H) x 4-13/16” (D)
Weights (without lens):
WV-CL270:
0.495 kg (1.09 lbs)
WV-CL274E:
0.35 kg (0.77 lbs)
Weights and dimensions indicated are approximate.
Specifications are subject to change without notice.
Specifications are subject to change without notice.
(Lens: Option)
2 0 0 3
M a t s u s h i t a E l e c t r i c I n d u s t r i a l C o . , L t d .
A l l r i g h t s r e s e r v e d . U n a u t h o r i z e d c o p y i n g a n d
d i s t r i b u t i o n i s a v i o l a t i o n o f l a w .
d i s t r i b u t i o n i s a v i o l a t i o n o f l a w .
STANDARD ACCESSORIES
Body Cap ...............................................................................1 pc.
ALC Lens Connector .............................................................1 pc.
ALC Lens Connector .............................................................1 pc.
OPTIONAL ACCESSORIES
Lenses: WV-LA6AE, WV-LA12AE, WV-LZ81/6E, WV-LZ81/10E, WV-LA4R5AE, WV-LZ80/2E
This service information is designed for experienced repair technicians only and is not designed for use by the
general public.
It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to
service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any
attempt to service or repair the product or products dealt with in this service information by anyone else could
result in serious injury or death.
general public.
It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to
service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any
attempt to service or repair the product or products dealt with in this service information by anyone else could
result in serious injury or death.
Y
WARNING
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
CAUTION:
TO REDUCE THE RISK OF ELECTRIC SHOCK,
DO NOT REMOVE COVER (OR BACK). NO USER
SERVICEABLE PARTS INSIDE.
REFER SERVICING TO QUALIFIED SERVICE
PERSONNEL.
TO REDUCE THE RISK OF ELECTRIC SHOCK,
DO NOT REMOVE COVER (OR BACK). NO USER
SERVICEABLE PARTS INSIDE.
REFER SERVICING TO QUALIFIED SERVICE
PERSONNEL.
This symbol warns the user that uninsulated voltage within
the unit may have sufficient magnitude to cause electric
shock. Therefore, it is dangerous to make any kind of contact
with any inside part of this unit.
the unit may have sufficient magnitude to cause electric
shock. Therefore, it is dangerous to make any kind of contact
with any inside part of this unit.
This symbol alerts the user that impotant literature concerning
the operation and maintenance of this has been included.
Therefore, it should be read carefully in order to avoid
any problems.
the operation and maintenance of this has been included.
Therefore, it should be read carefully in order to avoid
any problems.
T
here are special components used in this equipment which are important for safety. These parts are indicated
by the " " mark on the schematic diagram and the replacement parts list. It is essential that these critical
parts should be replaced with manufacturer's specified parts to prevent x-radiation, shock, fire, or other hazards.
Do not modify the original design without permission of manufacture.
IMPORTANT SAFETY NOTICE
CONTENTS
MAJOR OPERATING CONTROLS AND THEIR FUNCTIONS .................................................................................1
ADJUSTMENT PROCEDURE ....................................................................................................................................2
LOCATION OF TEST POINTS AND ADJUSTING CONTROLS ................................................................................9
BLOCK DIAGRAM
SENSOR BOARD .................................................................................................................................................10
VIDEO BOARD/POWER BOARD.........................................................................................................................11
SCHEMATIC DIAGRAM
SENSOR BOARD(1/2)...........................................................................................................................................12
SENSOR BOARD(2/2)...........................................................................................................................................13
VIDEO BOARD(1/2)...............................................................................................................................................14
VIDEO BOARD(2/2)...............................................................................................................................................15
CONDUCTOR VIEW
SENSOR BOARD .................................................................................................................................................16
WIRING DIAGRAM....................................................................................................................................................17
EXPLODED VIEW
WV-CL270 .............................................................................................................................................................18
WV-CL274E ...........................................................................................................................................................19
REPLACEMENT PARTS LIST .................................................................................................................................20
This service manual describes difference from the WV-CP240/WV-CP244E.
• As for the rest of information, please refer to the original service manual for WV-CP240/WV-CP244E according to the table
below.
Item
WV-CP240/WV-CP244E
SCHEMATIC DIAGRAM
POWER BOARD (WV-CL270)
Refer to the page 19
POWER BOARD (WV-CL274E)
Refer to the page 21
CONDUCTOR VIEW
VIDEO BOARD
Refer to the page 16
POWER BOARD (WV-CL270)
Refer to the page 19
POWER BOARD (WV-CL274E)
Refer to the page 21
– 1 –
MAJOR OPERATING CONTROLS AND THEIR FUNCTIONS
q
Auto Iris Lens Connector
Supplies power and control signals to an auto iris lens
(not supplied).
(not supplied).
w
Flange-back Adjusting Ring
This ring adjusts the back-focal distance or picture
focus.
focus.
e
Lens (option)
r
Mount Adapter
The camera mounting screw hole is for mounting the
camera onto a mounting bracket. The camera is origi-
nally designed to be mounted from the bottom, howev-
er, a top-mounting type is also available. To mount from
the top, remove the mount adapter from the bottom of
the camera by removing two fixing screws. Attach the
mount adapter to the top as shown in the diagram, then
mount the camera on the mounting bracket. Make sure
that two original screws are used when mounting the
mount adapter; longer type screws may damage inner
components, too shorter type screws may cause the
camera drop.
camera onto a mounting bracket. The camera is origi-
nally designed to be mounted from the bottom, howev-
er, a top-mounting type is also available. To mount from
the top, remove the mount adapter from the bottom of
the camera by removing two fixing screws. Attach the
mount adapter to the top as shown in the diagram, then
mount the camera on the mounting bracket. Make sure
that two original screws are used when mounting the
mount adapter; longer type screws may damage inner
components, too shorter type screws may cause the
camera drop.
t
Focus Fixing Screw
y
Power Cord (only for WV-CL270)
Connect this power cord to an electrical outlet of 220 V
- 240 V AC 50 Hz.
- 240 V AC 50 Hz.
u
AC 24 V Input Terminal
[AC 24V IN] (only for WV-CL274E)
[AC 24V IN] (only for WV-CL274E)
This terminal is for connecting the 24 V AC
50 Hz
power supply cord.
i
Synchronization Mode Selector
[INT, LL]
[INT, LL]
Selects the camera synchronization mode as either
internal sync mode (INT) or line-lock mode (LL).
internal sync mode (INT) or line-lock mode (LL).
INT:
Sets to internal 2:1 interlace.
LL:
Sets to Line-lock mode.
o
Back Light Compensation Mode Selector [BLC ON,
OFF]
OFF]
Lets you select the mode according to the position of
the object and light conditions on the screen.
the object and light conditions on the screen.
ON:
Select this mode when a strong light such as a
spotlight is in the background.
OFF:
Normal picture.
!0
Detail/Aperture Level Selector [SHARP, SOFT]
The detail/aperture level can be selected with this
selector. Set it to the desired position while observing
the picture on the monitor.
selector. Set it to the desired position while observing
the picture on the monitor.
SHARP:
Normal position.
SOFT:
Select this position when a Quad System is con-
nected to this camera.
!1
Automatic Light Control/Electronic Light Control
Selector [ALC, ELC]
Selector [ALC, ELC]
Lets you select the mode according to the lens type
used.
used.
ALC:
Select this mode when an auto iris lens (ALC
lens) is used with this camera.
ELC:
Select this mode when a fixed iris lens or manual
iris lens is used with this camera.
!2
Lens Drive Signal Selector [VIDEO, DC]
Lets you select the mode according to the type of auto
iris lens drive signal to be supplied to the lens from the
auto iris lens connector.
iris lens drive signal to be supplied to the lens from the
auto iris lens connector.
VIDEO:
Select this mode if you are using an auto iris
lens that requires a video drive signal.
DC:
Select this mode if you are using a auto iris lens
that requires a DC drive signal.
!3
Video Output Connector [VIDEO OUT]
This connector is for connecting with the VIDEO IN connector
of the video monitor.
Whenever the multiplexed vertical drive (VD2) signal is sup-
plied to this connector, the camera synchronization mode is
automatically set to Vertical Drive.
of the video monitor.
Whenever the multiplexed vertical drive (VD2) signal is sup-
plied to this connector, the camera synchronization mode is
automatically set to Vertical Drive.
Caution:
Connect to 24 V AC (19.5 V-28 V) class 2 power sup-
ply only. Make sure to connect the grounding lead to the
GND terminal when the power is supplied from a 24 V AC
power source.
GND terminal when the power is supplied from a 24 V AC
power source.