SAFETY PRECAUTIONS ......................................................................................................2
PRODUCT SAFETY NOTICE................................................................................................3
SERVICING PRECAUTIONS ................................................................................................4
AGENCY REGULATORY INFORMATION ............................................................................8
TABLE OF CONTENTS ........................................................................................................9
SPECIFICATIONS................................................................................................................11
FEATURES AND FUNCTIONS............................................................................................22
PWB ADJUSTMENTS ........................................................................................................49
TROUBLESHOOTING FLOW CHARTS..............................................................................95
DC VOLTAGE ......................................................................................................................96
WAVEFORMS ..................................................................................................................108
REPLACEMENT PARTS LIST ..........................................................................................114
EXPLODED VIEW ............................................................................................................138
PRINTED CIRCUIT BOARDS ..........................................................................................148
CONNECTION DIAGRAM ................................................................................................160
BLOCK DIAGRAM ............................................................................................................161
BASIC CIRCUIT SCHEMATIC DIAGRAM ........................................................................162
FINAL WIRING DIAGRAM ................................................................................................175
MAJOR ICS & UNITS ........................................................................................................179
PA
50V500/LC37
60V500A/LC37F
No. 0178
NTSC
LC37 Chassis
LC37F Chassis
R/C: CLU-5729TSI
CAUTION:
Before servicing this chassis, it is important that the service technician read the
“Product Safety Notices” in this service manual.
SAFETY NOTICE
USE ISOLATION TRANSFORMER WHEN SERVICING
Components having special safety characteristics are identified by a on the parts list in this
Service Data and its supplements and bulletins. Before servicing the chassis, it is important that
the service technician read and follow the “Safety Precautions” and “Product Safety Notices” in
this Service Manual.
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
LCD REAR PROJECTION TELEVISION
JUNE 2003
HHEA-MANUFACTURING DIVISION
!
Содержание 50V500 - UltraVision Digital - 50" Rear Projection TV
Страница 12: ...12 LC37 LC37F I SPECIFICATION BACK TO ADJUSTMENTS ...
Страница 14: ...14 LC37 LC37F I SPECIFICATION BACK TO ADJUSTMENTS ...
Страница 15: ...15 LC37 LC37F I SPECIFICATION BACK TO ADJUSTMENTS ...
Страница 16: ...16 LC37 LC37F I SPECIFICATION BACK TO ADJUSTMENTS ...
Страница 17: ...17 LC37 LC37F I SPECIFICATION BACK TO ADJUSTMENTS ...
Страница 20: ...20 LC37 LC37F I SPECIFICATION BACK TO ADJUSTMENTS ...
Страница 95: ...95 LC37 LC37F BACK TO ADJUSTMENTS ...
Страница 138: ......
Страница 143: ......
Страница 148: ...PRINTED CIRCUIT BOARD Control CS 148 LC3X BACK TO ADJUSTMENTS ...
Страница 149: ...PRINTED CIRCUIT BOARD Control SS 149 LC3X ...
Страница 150: ...PRINTED CIRCUIT BOARD Drive CS 150 LC3X ...
Страница 151: ...PRINTED CIRCUIT BOARD Drive SS 151 LC3X ...
Страница 152: ...PRINTED CIRCUIT BOARD DVI CS 152 LC3X ...
Страница 153: ...PRINTED CIRCUIT BOARD DVI SS 153 LC3X ...
Страница 154: ...PRINTED CIRCUIT BOARD Power CS 154 LC3X ...
Страница 155: ...PRINTED CIRCUIT BOARD Power SS 155 LC3X ...
Страница 156: ...PRINTED CIRCUIT BOARD Signal CS 156 LC3X ...
Страница 157: ...PRINTED CIRCUIT BOARD Signal SS 157 LC3X ...
Страница 158: ...PRINTED CIRCUIT BOARD Terminal CS 158 LC3X ...
Страница 159: ...PRINTED CIRCUIT BOARD Terminal SS 159 LC3X ...
Страница 160: ...CONNCETION DIAGRAM 160 LC3X ...
Страница 161: ...BLOCK DIAGRAM 161 LC3X ...
Страница 175: ...175 LC3X FINAL WIRING 1 of 4 BACK TO ADJUSTMENTS ...
Страница 176: ...176 LC3X FINAL WIRING 2 of 4 ...
Страница 177: ...177 LC3X FINAL WIRING 3 of 4 ...
Страница 178: ...178 LC3X FINAL WIRING 4 of 4 ...
Страница 182: ...181 Hitachi LCD Rear Projection TV Optical Engine Removal Procedure ...
Страница 183: ...182 Pop off front grill Remove 4 screws holding front plastic piece w power button ...
Страница 184: ...183 Left side close up Right side close up ...
Страница 185: ...184 Remove 4 screws holding top cabinet front Left side close up ...
Страница 186: ...185 Right side close up Remove screws holding lower rear cabinet ...
Страница 187: ...186 Remove screws holding upper rear cabinet Remove 2 screws holding right subwoofer ...
Страница 188: ...187 Pull out subwoofer as shown to access the upper cabinet wires Disconnect all the wires ...
Страница 189: ...188 Now lift the top straight up 2 person lift Remove this bracket ...
Страница 190: ...189 Bracket removed Next remove the Ballast Assy ...
Страница 191: ...190 Remove Lamp Switch PWB Remove Lamp Power Connector retaining bracket then Lamp Power Connector ...
Страница 192: ...191 Remove Fan Exhaust Housing back screw is hidden in this view Another view of Fan Exhaust housing showing back screw ...
Страница 193: ...192 Remove the 5 screws holding down the Engine Assy Use a stubby 2 Philips head as needed ...
Страница 195: ......