WV-CU20E - Panasonic Video Monitoring Service Manual (repair manual)

ORDER NO. AVS0002235C8

WV-CU20E

C

2 0 0 0     M a t s u s h i t a   C o m m u n i c a t i o n   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 .

Power Requirement:

5V DC 2 mA supplied by exclusive WJ-AV20 AV Codec

Ambient Operating Temperature:

–10°C - +40°C (14°F - 104°F)

Ambient Operating Humidity:

Less than 80%

Dimensions:

110 (W) x 51 (H) x 177 (D) mm

4-5/16” (W) x 2” (H) x 6-15/16” (D)

Weight:

280 g (0.6 lbs.)

Weight and dimensions shown are approximate.

Specifications are subject to change without notice.

6-conductor DIN cable (2.5 m)............................1 pc.

6-conductor modular cable (3 m)........................1 pc.

Title labels...........................................................1 set

1

1

2

3

4

5

2

3

4

5

6

7

8

0

9

WV-CU20E

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.

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 SERVICEING TO QUALIFIED SERVICE
PERSONNEL.

This symbol warns the user that uninsuland 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.

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.

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.

MAJOR OPERATING CONTROLS AND THEIR FUNCTIONS..............................................................1

SCHEMATIC DIAGRAM  ........................................................................................................................2

CONDUCTOR VIEW ...............................................................................................................................3

EXPLODED VIEW...................................................................................................................................4

REPLACEMENT PARTS LIST  ..............................................................................................................5

– 1 –

WV-CU20E

ESC

MENU

AF

NEAR

FAR

TELE

WIDE

Remote Controller WV-CU20

1

2

3

4

5

6

7

8

0

9

1

2

3

4

5

#

STEP 1

DIAL

MEMORY

STEP 2

STEP 3

CALL

REDIAL

DELETE

ENTER

AUDIO MUTE

ALM ACK

VIDEO

ONE TOUCH DIAL

AUTO/MANU

ALM MEMORY

SER
NO.

button

Numeric buttons

Quick Dial button

Dial button

Alarm Acknowledge button

Video Scanning Mode button

One-touch Dial buttons

Escape button

Direction buttons

Menu button

Call button

Redial button

# (Alarm Memory) button

Delete button

Audio Mute button

Enter button

Camera Control buttons

Connection jack
(6-conductor DIN cable)

Connection port
(6-conductor modular cable)

Cable Guides

■

■

WV-CU20E

– 2 –

1
2
3
4

1
2
3
4

+5V
LREM1
LREM2
GND

+5V
LREM
NC
NC
GND

GND

LREM
NC
NC

GND
+5V

(440KHz)

+5V
LREM1
LREM2
GND

FAR

NEAR

ESC

ONE

TOUCH

DIAL

OPEN

1

CALL

ONE

TOUCH

DIAL

2

REDIAL

6

5

DELETE

4

3

2

3

ACK

1

9

0

8

MEMORY

WIDE

TELE

AF

MENU

DIAL

7

MUTE 

ENTER

AUDIO 

/ALARM

(AUTO/MANU)

/VIDEO

(ALM

JK3
CONNECTION
JACK
(DIN CABLE)

CN4
CONNECTION
PORT
(MODULAR
  CABLE)

SW1-3

ONE-TOUCH DIAL BUTTONS 1-3
ONE-TOUCH DIAL BUTTON 4/
VIDEO SETTING MODE BUTTON

SW5

ONE-TOUCH DIAL BUTTON 5/
ALARM ACKNOWLEDGE BUTTON

SW6

DIAL BUTTON

SW7

QUICK DIAL BUTTONS

SW10-18,20

NUMERIC BUTTONS

SW19

 

BUTTON

SW21

     (ALARM MEMORY) BUTTON

SW22

CALL BUTTON

SW23

REDIAL BUTTON

SW25

DELETE BUTTON

SW26

AUDIO MUTE BUTTON

SW27-30

DIRECTION BUTTONS

SW31

ESCAPE BUTTON

SW4

SW33

SW32

MENU BUTTON
ENTER BUTTON

SW34-38

CAMERA CONTROL
BUTTONS

E1(VCU20L01)

ONE

TOUCH

DIAL

4

ONE

TOUCH

DIAL

5

ONE

TOUCH

DIAL

MEMORY)

+

—

+5V

2

KI/O0

1

KI/O1

20

KI/O2

19

KI/O3

18

KI/O4

17

KI/O5

16

KI/O6

15

KI/O7

14

KI0

13

KI1

12

KI2

11

KI3

10

AC

8

OSC-IN

7

OSC-OUT

4

S-OUT

5

REM

6

VDD

3

S-IN

9

VSS

+5V

+5V

+5V

1
2
3
4
5

1
2
3
4
5
6

D7

D8

J40

0

J39

OPEN

SW1

SW2

SW3

SW4

SW5

SW6

SW7

SW8

OPEN

SW9

SW10

SW11

SW12

SW13

SW14

SW15

SW16

SW17

SW18

SW19

SW20

SW21

SW22

SW23

SW24

OPEN

SW25

SW26

SW27

SW28

SW29

SW30

SW31

SW32

SW33

SW34

SW35

SW36

SW37

SW38

D1

D2

D3

D4

D5

D6

C1

47/6.3

C2
0.1

C3
100P

X1

C4

100P

IC1

(CN1)

Q3

Q1

Q4

Q2

JK3

CN4

(CN2)

OPEN

1
2
3
4

B

C

E

B

C

E

B

C

E

B

C

E

1
2
3
4

<Index>

IC1

D3

Q3

D4

Q4

D4

D1

D1

D2

D1

D3

D1

D4

D1

D5

D1

D6

D1

D7

B4

D8

A4