File name V21_Service_Manual_©_.pdfMITSUBISHI ELECTRIC
Service Manual
PROJECTION TELEVISION V21 / V21+ / V21++ CHASSIS
2002
V21 MODELS
V21+ MODELS
V21++ MODELS
WS-48511 WS-55511 WS-65511 WS-B55
WS-65611
WS-65611
WS-55711 WS-65711 WS-65712 WS-73711
CAUTION: Before servicing this chassis, it is important that the service person read the "SAFETY PRECAUTIONS" and "PRODUCT SAFETY NOTICE" contained in this manual.
SPECIFICATIONS
· Power Input · Power Usage : AC 120V, 60Hz : 275W (All but WS-73711) 300W (WS-73711 only) : VHF 54 ~ 470MHz UHF 470 ~ 806MHz : VHF/UHF 75 unbalanced 2 - NTSC 1 - ATV/QAM : [7 inches] : [9 inches] WS-73711 only : 32.0kV (at 0A) · 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 unbalanced : AUDIO IN JACK (RCA Type) -4.7dBm 43k unbalanced : S-VIDEO IN JACK (Y/C separate type) Y:1.0 Vp-p C:0.286Vp-p(BURST) 75 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 (BNC) Pr, Pb: 700mV 75 H, V: 3.0Vp-p 75 : VGA / R,G,B,V,H (15 pin D) · Output Level : VIDEO OUT JACK (RCA Type) 1.0Vp-p 75 unbalanced : AUDIO OUT JACK (RCA Type) -4.7dBm 4.7k unbalanced · Digital Interface : IEEE-1394 I/O Jacks : AC-3® Digtal Audio Output
· Frequency Range · Antenna Input
· CRT Size
· High Voltage
· Cabinet Weight and Demensions
Model WS-48511 WS-55511 WS-55711 WS-65511 WS-65611 WS-65711 WS-65712 WS-73711 WS-B55
Weight 175.5 lbs. 238 lbs. 266 lbs. 337 lbs. 336.5 lbs 356 lbs 251 lbs. 410 lbs 238 lbs.
Height 49" 50.3" 50.3" 61.9" 61.9" 61.6" 61.7" 65.7" 50.3"
Width Depth 44.5" 24" 50.6" 28" 50" 28" 59" 28.1" 59" 28.1" 58.2" 28" 58.2" 28.4" 65.2" 30" 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.
MITSUBISHI DIGITAL ELECTRONICS AMERICA, INC.
9351 Jeronimo Road, Irvine, CA 92618-1904 Copyright © 2002 Mitsubishi Digital Electronics America, Inc. All Rights Reserved
MODELS: WS-48511 / WS-55511 / WS-55711 / WS-65511 / WS-65611 / WS-65711 / WS-65712 / WS-73711 / WS-B55
CONTENTS
INTRODUCTION ... 5 PRODUCT SAFETY NOTICE ... 5 SAFETY PRECAUTIONS ... 6 DISASSEMBLY WS-48511 Cabinet Front Disassembly ... 7 WS-48511 Cabinet Rear Disassembly ... 8 WS-B55 / W |