Mitsubishi WS-48511 Guide- User Manual

Mitsubishi WS-48511 Guide

Mitsubishi WS-48511 Guide– User Manual, read for free online in PDF format. We hope this helps you resolve any issues you may have. If you have further questions, please contact us through the contact form.

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Table of Contents:

  • Page 3 – DiamondShield; CONTENTS
  • Page 5 – INTRODUCTION; This service manual includes:; PRODUCT SAFETY NOTICE; on the schematic diagram and by; bold; in the parts list of this service manual.; The replacement for any safety part should be identical in value
  • Page 6 – SAFETY PRECAUTIONS; Leakage current check; . Any resistance below this value
  • Page 7 – *Refer to the Parts List for Part Numbers; Front Cabinet Disassembly; Remove the Speaker Grille by pulling forward.
  • Page 8 – Rear Cabinet Disassembly
  • Page 11 – Remove the Speaker Grilles and Unit Front by pulling forward.
  • Page 12 – Remove 4 screws (a) holding the Board Slide
  • Page 14 – Slide the Light Box out the rear of the Cabinet.
  • Page 15 – SERVICING THE LENTICULAR SCREEN AND FRESNEL LENS; Wear gloves; when handling the Lenticular Screen and Fresnel Lens.; Do not place Fresnel Lens in the sun; This may cause fire and heat related injuries.; Lenticular Screen and Fresnel Lens Removal; Remove the Top, Bottom and Side Screen Holders.
  • Page 17 – Remove the Screen Frame top section by removing 4 screws (a).
  • Page 18 – Lenticular Screen and Fresnel Lens Installation.; Model
  • Page 19 – The location of the DiamondShield; molding clips varies between models, top and bottom, or sides. Use; Top & Bottom Molding Clips; Remove both clips by pulling them toward you.; DiamondShieldTM Installation Procedure
  • Page 20 – Slide the top of the cabinet top forward.
  • Page 21 – CABINET SEPARATION PROCEDURE
  • Page 22 – Main Chassis Removal; Chassis and DM Module Removal
  • Page 24 – DM Module Main Components Location
  • Page 25 – CRT REPLACEMENT; Removal of the CRT; Remove the Back Board.
  • Page 26 – Installation of the CRT
  • Page 27 – Adjustment procedures after replacing the CRT(s)
  • Page 28 – Monoscope Signal; ELECTRICAL ADJUSTMENTS; Test Equipment; Note
  • Page 29 – Initial Setup; Follow the steps below for the initial set-up:; Default Settings; Ant DTV
  • Page 30 – LED Indicator Diagnostics; Initial Control Circuitry Check; Remote Control Operational Modes; LED Indications
  • Page 31 – Circuit Adjustment Mode; set the Remote to its’ original Operational Mode.; A. Activating the Circuit Adjustment Mode; Press “ADJUST DOWN” to decrease the data value.; D. Saving Adjustment Data; VC; Adjustment Functions; CHA S S IS; S C T; S IG NA L
  • Page 32 – Press “ENTER” to save data before pressing “3”; On Screen Display Position Adjustment Mode; Select the Signal Source
  • Page 33 – Sub Functions; G. Saving Data and Exiting the Convergence Mode
  • Page 35 – AUDIO Function; DYNAMIC FOCUS; OSD Horizontal Centering; CONV MISC
  • Page 37 – Adjustment Test Point Location; Test Points
  • Page 38 – Purpose; Check the input signal level to the MCS circuit; Dat a; CIRCUIT ADJUST MODE
  • Page 39 – To set the CRT Anode voltage.
  • Page 40 – To match the sub picture color to that of the main picture.; Side by Side Sub Picture Tint; To set the sub picture color level.; Side by Side Sub Color
  • Page 41 – To set the cutoff point for all three CRTs.; To set the CRTs white level in the NTSC mode.; Item
  • Page 42 – To set the CRTs white level in the HD mode.; To set Cb and Cr color signal level.
  • Page 43 – To set the black level of the picture.; To set overall beam current to its’ optimum level.; MODEL; 5 inch models
  • Page 44 – To improve edge focus.; Dynamic Focus Preset; Poor focus; To set the Lens position for optimum focus.; DFH
  • Page 45 – Character Position; To position the character display horizontally.; To set electrostatic focus to the optimum point.; Ra ste r Co l or S e l e cti on; Color Ras t er
  • Page 46 – To preset data controlling raster geometry; Procedure; CONV GREEN
  • Page 47 – To set the height, width and linearity of the raster.; NTSC Mode; 8: Deflection Geometry
  • Page 48 – To set the Convergence circuit geometry adjustments.; NTSC mode; Convergence Geometry
  • Page 49 – To converge red, green and blue at the center of the screen; Preliminary; Centering and Static
  • Page 50 – To converge red and blue on green at the edges of the; SD mode; Coarse Convergence
  • Page 51 – To converge red, green and blue at the edges of the screen; SD Fine Adjustment
  • Page 52 – CHIP PARTS REPLACEMENT; Discard removed chips do not reuse them.; Replacement
  • Page 53 – REPLACEMENT PARTS
  • Page 54 – QUICK REFERENCE FOR COMMON REPLACEMENT PARTS; REMOTE CONTROL; HIGH VOLTAGE / DEFLECTION COMPONENTS; SVM COIL; CRT ASSEMBLIES
  • Page 55 – TUBES
  • Page 56 – TRANSISTORS; Description
  • Page 57 – DIODES
  • Page 58 – COILS
  • Page 60 – TRANSFORMERS; Value
  • Page 64 – CAPACITORS AND TRIMMERS
  • Page 67 – SWITCHES
  • Page 68 – PRINTED CIRCUIT BOARDS
  • Page 69 – ACCESSORIES
  • Page 70 – SCREEN ASSEMBLY PARTS
  • Page 79 – SYNC PATH
  • Page 81 – SOUND CIRCUIT
  • Page 83 – CONTROL CIRCUIT
Loading the manual

MITSUBISHI DIGITAL ELECTRONICS AMERICA, INC.

9351 Jeronimo Road, Irvine, CA 92618-1904

Copyright © 2002 Mitsubishi Digital Electronics America, Inc.

All Rights Reserved

MITSUBISHI ELECTRIC

Service
Manual

2 0 0 2

2 0 0 2

2 0 0 2

2 0 0 2

2 0 0 2

PROJECTION TELEVISION
V21 / V21+ / V21++ CHASSIS

SPECIFICATIONS

• Power Input

: AC 120V, 60Hz

•

Power Usage

: 275W (All but WS-73711)

300W (WS-73711 only)

• Frequency Range

: VHF 54 ~ 470MHz

UHF 470 ~ 806MHz

•

Antenna Input

: VHF/UHF 75

Ω

unbalanced

2 - NTSC
1 - ATV/QAM

•

CRT Size

: [7 inches]
: [9 inches] WS-73711 only

•

High Voltage

: 32.0kV (at 0A)

• Cabinet Weight and Demensions

•

Speakers (8 Ohms 10W)

[WS-48511]

: 2 - 5" round

[WS-B55 / WS-55511 / WS-65511 / WS-65611]

: 2 - 6" round

[WS-55711 / WS-65711 / WS-73711]

: 2 - 6.5" round, 2 - 3" tweeters

[WS-65712]

: 2 - 7" oval, 2 - 3" tweeters

•

Input Level

: VIDEO IN JACK (RCA Type)
1.0Vp-p 75

Ω

unbalanced

: AUDIO IN JACK (RCA Type)
-4.7dBm 43k

Ω

unbalanced

: S-VIDEO IN JACK

(Y/C separate type)
Y:1.0 Vp-p C:0.286Vp-p(BURST)
75

Ω

unbalanced

: COMP / Y, Cr, Cb (RCA Type)

Y: 1.0 Vp-p Cr, Cb: 700mVp-p

: ATV / Y(G), Pr(R), Pb(B), H, V

Y: 1.0Vp-p with sync 75

Ω

(BNC)

Pr, Pb: 700mV 75

Ω

H, V: 3.0Vp-p 75

Ω

:

VGA / R,G,B,V,H (15 pin D)

•

Output Level

: VIDEO OUT JACK (RCA Type)

1.0Vp-p 75

Ω

unbalanced

: AUDIO OUT JACK (RCA Type)

-4.7dBm 4.7k

Ω

unbalanced

•

Digital Interface

: IEEE-1394 I/O Jacks
: AC-3® Digtal Audio Output

V21

MODELS

WS-48511
WS-55511
WS-65511

WS-B55

V21+

MODELS

WS-65611

WS-65611

V21++

MODELS

WS-55711
WS-65711

WS-65712

WS-73711

Model

Weight

Height Width Depth

WS-48511

175.5 lbs.

49"

44.5"

24"

WS-55511

238 lbs.

50.3"

50.6"

28"

WS-55711

266 lbs.

50.3"

50"

28"

WS-65511

337 lbs.

61.9"

59"

28.1"

WS-65611

336.5 lbs

61.9"

59"

28.1"

WS-65711

356 lbs

61.6"

58.2"

28"

WS-65712

251 lbs.

61.7"

58.2"

28.4"

WS-73711

410 lbs

65.7"

65.2"

30"

WS-B55

238 lbs.

50.3"

50.6"

28"

• Weight and dimensions shown are approximate.
• Design specifications are subject to change without notice.
• AC-3® is a registered trademark of Dolby Laboratories, Inc.

CAUTION:

Before servicing this chassis, it is important that the service person read the "SAFETY PRECAUTIONS" and
"PRODUCT SAFETY NOTICE" contained in this manual.

"Loading the manual" means you need to wait until the file loads and becomes available for online reading. Some manuals are very large, and the time they take to appear depends on your internet speed.

Summary

Page 3 - DiamondShield; CONTENTS

MODELS: WS-48511 / WS-55511 / WS-55711 / WS-65511 / WS-65611 / WS-65711 / WS-65712 / WS-73711 / WS-B55 Page 3 INTRODUCTION ................................................................................................................................ 5PRODUCT SAFETY NOTICE ............................

Page 5 - INTRODUCTION; This service manual includes:; PRODUCT SAFETY NOTICE; on the schematic diagram and by; bold; in the parts list of this service manual.; The replacement for any safety part should be identical in value

Page 5 MODELS: WS-48511 / WS-55511 / WS-55711 / WS-65511 / WS-65611 / WS-65711 / WS-65712 / WS-73711 / WS-B55 INTRODUCTION This service manual provides service instructions for the V21, V21+ and V21++ PTV chassis types. The specificmodels for each chassis type are listed below. Service personnel sho...

Page 6 - SAFETY PRECAUTIONS; Leakage current check; . Any resistance below this value

Page 6 MODELS: WS-48511 / WS-55511 / WS-55711 / WS-65511 / WS-65611 / WS-65711 / WS-65712 / WS-73711 / WS-B55 SAFETY PRECAUTIONS NOTICE: Observe all cautions and safety related notes located inside the receiver cabinet and on thereceiver chassis. WARNING: 1. Operation of this receiver outside the ca...

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