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Panasonic WVBM990 - VIDEO MONITOR, Service Manual

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Panasonic WVBM990 - VIDEO MONITOR Service Manual Download Page 11

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V101        

Y

TXAVB1BM990P

CRT Assy

PT801      

Y

TLP4C60262S

Power Transformer

E101        

Y

TSX4C7119H

AC Power Cord for WV-BM990/B

TSX4C7118H

AC Power Cord for WV-BM990/G

M1

TKE4C5601C

Front Cover

M2

TUX4C0149C

Earth Metal (R)

M3

TUX4C0150C

Earth Metal (L)

M4

TUX4C0151C

CRT Hook

M6

TES4C0038C

Earth Plate

M7

TES4C0039C

CRT Fix Spring

M8

TMM81416

Wire Clamper (X4)

M11

TBX4C0089-1C

SW Knob

M12

TKK4C0096-1C

LED Lens

M13

TBX4C0088-1C

VR Knob (X3)

M14

TMM4C0093

Wire Clamper (X2)

M18

TUX4C0071

Wire Fixing Metal

M19

TXA3A1BM990

CRT Knit Wire

M20

TUC4C0196C

Bottom Washer

M21

TKY4C0901C

Bottom Cover

M22

YWV5350WB01

Rubber Foot

M23

TMM4C0148

Cable Clamp

M25

TKA4C0003C

Upper Cover

M26

TKC4C0003C

Rear Cover

M31         

Y

TBM4C0699

Main Label for WV-BM990/B

TBM4C0698

Main Label for WV-BM990/G

M32         

Y

TQF4C0278

Caution Label

M35         

Y

TQF4C0629

Earth Label

M36

TQF4C0627

Video Label

PCB1  (RTL)

NP4CH0030231

Printed Circuit Board Assy

IC501

UPC1379C

IC

IC801

M5237L

IC

Q301,302

2SD636-QRS

Transistor

Q303-306

2SB641QRS

Transistor

Q307,308

2SD636-QRS

Transistor

Q309

2SC2258

Transistor

Q501

2SC1384QR

Transistor

Q502

2SD1274B

Transistor

Q503

2SC3311AQRTA

Transistor

Q504

2SC1740STPS

Transistor

Q801

2SB1299

Transistor

D301

MA165TA5VT

Diode

D401

1N4003TB26

Diode

D402

MA4120H

Diode

D403

MA165TA5VT

Diode

D404

MA165TA5VT

Diode

D409

1N4148T77

Diode

D501

FR154-T

Diode

D503

ES01FV0-H

Diode

D504

ES01FV0-H

Diode

D505

MA165TA5VT

Diode

D506

MA4150M

Diode

D801        

Y

D3SB60

Diode

D805

LPG3333

LED

R301

ERDS2TJ750

Carbon

75 ohms 1/4W

R302

ERDS2TJ101

Carbon

100 ohms 1/4W

R303

ERDS2TJ223

Carbon

22K ohms 1/4W

R304

ERDS2TJ223

Carbon

22K ohms 1/4W

R305

ERDS2TJ102

Carbon

1K ohms 1/4W

R306

ERDS2TJ121

Carbon

120 ohms 1/4W

R307

ERDS2TJ103

Carbon

10K ohms 1/4W

R308

ERDS2TJ101

Carbon

100 ohms 1/4W

R310

ERDS2TJ431

Carbon

430 ohms 1/4W

R311

ERDS2TJ273

Carbon

27K ohms 1/4W

R312

ERDS2TJ221

Carbon

220 ohms 1/4W

R313

ERDS2TJ471

Carbon

470 ohms 1/4W

R314

ERDS2TJ272

Carbon

2.7K ohms 1/4W

R315

ERDS2TJ104

Carbon

100K ohms 1/4W

R316

R0S2TKF5230K

Metal

523 ohms 1/4W

R317

ERDS2TJ222

Carbon

2.2K ohms 1/4W

R318

ERDS2TJ154

Carbon

150K ohms 1/4W

R319

ERDS2TJ223

Carbon

22K ohms 1/4W

R320

ERDS2TJ102

Carbon

1K ohms 1/4W

R321

ERDS2TJ103

Carbon

10K ohms 1/4W

REF. NO.

PART NO. 

DESCRIPTION

REF. NO.

PART NO. 

DESCRIPTION

REPLACEMENT  PARTS  LIST

Important Notice

1.

Components identified by " 

Y

" mark have special characteristics important for safety.

When replacing any of these components, use only manufacturer's specified parts.

2.

RTL : Retention Time Limited (No longer available after discontinuing product).

MISCELLANEOUS

MAIN  BOARD

Summary of Contents for WVBM990 - VIDEO MONITOR

Page 1: ...an 5 Vertical Less than 5 Ambient Operating Humidity Less than 90 Ambient Operating Temperature 10 C 50 C 14 F 122 F Dimensions 221 W x 220 H x 262 D mm 8 11 16 W x 8 11 16 H x 10 5 16 Weight 5 2 kg 11 5 lbs Weight and dimensions shown are approximate Specifications are subject to change without notice OPTIONAL ACCESSORY Rack Mount Bracket WV Q29E WV BM990 ORDER NO AVS0004254C8 POWER Video Monitor...

Page 2: ...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 This symbol alerts the user that important literature concerning the operation and maintenance of this has been included Therefore it sh...

Page 3: ...NTENTS Major Operating Controls and Their Functions 1 Adjustment Procedure 2 Location of Test Points and Adjusting Controls 4 Schematic Diagram 5 Conductor View 6 Exploded View 7 Replacement Parts List 8 ...

Page 4: ... vertical position of the picture r Brightness Control BRIGHT Adjusts the picture brightness Turn this counterclock wise to increase the picture brightness and turning the control clockwise has the reverse effect t Contrast Control CONTRAST Adjusts the picture contrast Turn this counterclockwise to increase the picture contrast and turning the control clockwise has the reverse effect y Video Input...

Page 5: ...rocedure 8 Refer to the Location of the Test Points and Adjusting Controls on the page 4 1 Freerun Adjustment Test Point Pin H of CN501 H Main Board Adjust VR501 H HOLD Main Board VR515 H PRESET Main Board 8 Disconnect all the input signals from the WV BM990 8 Connect the Frequency Counter to Pin H of CN501 8 Fix VR501 H HOLD at its center position 8 Adjust VR515 so that the frequency becomes 15 4...

Page 6: ...rve Video Monitor Screen 8 Supply the Monoscope Pattern signal to the Video Input Connector 8 Fix VR301 and VR302 at their mechanical center positions 8 Adjust VR408 so that the full Vertical Height becomes plus 6 overscanning 8 Adjust VR412 so that the circle portion of the Monoscope Pattern signal becomes nearly a true circle 8 Adjust the Centering Magnets so that the full Horizontal Width and f...

Page 7: ...VR412 V LINE VR301 CONTRAST VR302 BRIGHT VR401 V HOLD SW801 POWER SWITCH L501 H SIZE CN501 CN501 CN601 TP5 TP6 CN302 CN301 TP1 TP3 TP2 H H V V TP7 TP4 REAR SIDE FRONT SIDE VR602 SUB BRIGHT VR601 FOCUS CRT BOARD COMPONENT SIDE LOCATION OF TEST POINTS AND ADJUSTING CONTROLS ...

Page 8: ...RT 9311 H K V101 OPEN OPEN OPEN OPEN 250V 205 GND 105 R413 1R8 3W R411 6651 D401 501 R403 1242 E101 1 2 3 3652 1 4121 1 CN302 VIDEO INPUT CONNECTOR CN301 VIDEO OUTPUT CONNECTOR SW801 POWER SWITCH AC POWER CORD VR301 CONTRAST VR302 BRIGHT VR401 V HOLD VR408 V SIZE VR412 V LINE L501 H SIZE VR515 H PRESET VR501 H HOLD VR602 SUB BRIGHT VR601 FOCUS Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Important safety notice ...

Page 9: ...nificant Digit 0 9 1st Siginificant Digit 1 9 Example For Capacitor Except Electrolytic Capacitor and Tantalum Capacitor 820 B 82 x 10 82 pF 102 B 10 x 10 1000 pF 0 001 µF 104 B 10 x 10 100000 pF 0 1 µF 0 2 4 For Coil 010 B 1 x 10 1 µH 8R2 B 8 2 x 10 8 2 µH 101 B 10 x 10 100 µH 0 2 4 0 1 3 For Resistor 330 B 33 x 10 33 Ω 561 B 56 x 10 560 Ω 123 B 12 x 10 12k Ω 0R00 0 Ω IC501 C4 IC801 A3 Q301 C2 Q3...

Page 10: ...C4BFY Internal Toohted Lock Washer XYA4 EF8 Binding Head Tapping Screw and Washer Assy XTB3 8FN Binding Head Tapping Screws XTB3 10JFN Binding Head Tapping Screws XYA4 BA20FX Binding Head Tapping Screw and Washer Assy TUC4C0198C Washers 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Screws No Description Numbers show screws washers nuts and etc 1 M17 M36 M31 M41 M42 M49 M49 M50 M45 M46 M18 M22 M20 M21 M13 M1...

Page 11: ...tor D301 MA165TA5VT Diode D401 1N4003TB26 Diode D402 MA4120H Diode D403 MA165TA5VT Diode D404 MA165TA5VT Diode D409 1N4148T77 Diode D501 FR154 T Diode D503 ES01FV0 H Diode D504 ES01FV0 H Diode D505 MA165TA5VT Diode D506 MA4150M Diode D801 Y D3SB60 Diode D805 LPG3333 LED R301 ERDS2TJ750 Carbon 75 ohms 1 4W R302 ERDS2TJ101 Carbon 100 ohms 1 4W R303 ERDS2TJ223 Carbon 22K ohms 1 4W R304 ERDS2TJ223 Car...

Page 12: ...1 4W R808 ERC12AGK394D Solid 390K ohms 1 2W VR301 VUE2AF20B13C Variable Resistor 1K ohms VR302 VUE2AF20B13C Variable Resistor 1K ohms VR401 VUE2AF20B14C Variable Resistor 10K ohms VR408 TAV1028B501 Variable Resistor 500 ohms VR412 TAV1028B502 Variable Resistor 5K ohms VR501 TAV1028B103 Variable Resistor 10K ohms VR515 TAV1028B103 Variable Resistor 10K ohms C303 CCR1H470JG1D Ceramic 47 pF 50V C304 ...

Page 13: ...SR 1 5 GT pin TP6 TELBSR 1 5 GT pin M15 TUC4C0043 10 Heat Sink for Q801 M16 TUC4C0153 4C Heat Sink M17 TUC4C0108C Heat Sink for Q502 PCB2 RTL NP4CH0030232 Printed Circuit Board Assy R601 ERDS2TJ104 Carbon 100K ohms 1 4W R602 ERDS1TJ334 Carbon 330K ohms 1 2W R603 ERDS1TJ474 Carbon 470K ohms 1 2W R604 ERDS2TJ154 Carbon 150K ohms 1 4W R605 ERDS1TJ394 Carbon 390K ohms 1 2W R606 ERDS2TJ474 Carbon 470K ...

Page 14: ...Printed in Japan C 756 N N 5 7 23 ...

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