E8 CHASSIS SERVICE ADJUSTMENTS
REQUIRED TOOLS FOR SERVICING
Isolation Transformer
Multimeter
Oscilloscope
High Voltage (100:1) Oscilloscope Probe
Sencore VG91 Universal Video Generator
Caution:
The E8 chassis incorporates a ”hot“ ground system. Always use a separate isolation
transformer when applying power to the exposed chassis.
Service Adjustment Notes:
Unless Otherwise Specified:
1. All service adjustments are ”hot“ voltagewise. For maximum safety, ensure the use of properly insulated
tools.
2. Refer to the E8 Main Chassis Printed Circuit Board for location of test points and adjustable components.
3. Grid Locations (Ex.: D-3) next to the reference numbers for components refer to the Main Chassis Printed
Circuit Board.
Focus Adjustment
1. Tune the set to a local or cable station.
2. Adjust the Focus Control (located on the upper part of the flyback transformer) for best picture details at
high light conditions.
Degaussing the Television
1. Position the television so that the screen faces the direction it will be facing when in use.
2. Ensure the set is turned off.
3. Move a degaussing coil in a circular motion slowly around the sides and front of the set.
4. Withdraw the degaussing coil at least six feet from the television before disconnecting it from its power
source.
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Страница 18: ...Quick Use Guide for RC0702 ...
Страница 19: ...Quick Use Guide for RCU82C ...
Страница 20: ...Quick Use Guide for RCL9UB ...
Страница 21: ...Model to Chassis to Jack Panel JP9000 Jack Panel JP9202 Jack Panel JP9403 Jack Panel ...
Страница 22: ...JP9406 Jack Panel JP9410 Jack Panel ...
Страница 30: ...Display Cabinet Back Removal Illustration ...
Страница 31: ...Display Main Chassis Removal Illustration ...
Страница 32: ...Display Service Position Illustration ...
Страница 33: ...Display 13PT30 Disassembly Illustration ...
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Страница 73: ...13E8 7584 ...
Страница 74: ...13E8 7584 ...
Страница 75: ...13E8 7584 ...
Страница 77: ...All Models 7584 POWER SUPPLY SECT A1 SCHEMATIC ...
Страница 78: ...All Models 7584 LINE DEFLECTION SECT A2 SCHEMATIC ...
Страница 79: ...All Models 7584 FRAME DEFLECTION SECT A3 SCHEMATIC ...
Страница 80: ...All Models 7584 SYNCRONIZATION SECT A4 SCHEMATIC ...
Страница 81: ...All Models 7584 TUNER VIDEO IF SECT A5 SCHEMATIC ...
Страница 82: ...All Models 7584 VIDEO PROCESSING SECT A6 SCHEMATIC ...
Страница 83: ...All Models 7584 CONTROL PROCESSOR SECT A7 SCHEMATIC ...
Страница 84: ...All Models 7584 FRONT CONTROL SECT A8 SCHEMATIC ...
Страница 85: ...All Models 7584 SMART SOUND AMPLIFIER SECT A10 SCHEMATIC ...
Страница 86: ...All Models 7584 FRONT CINCH HEADPHONE SECT A11 SCHEMATIC ...
Страница 87: ...All Models 7584 REAR I O CINCH SECT A12 SCHEMATIC ...
Страница 88: ...All Models 7584 CRT PANEL SECT B SCHEMATIC ...
Страница 93: ...USED ONLY IN MODELS 20PT30B1 21LW392221 21LW393221 7584 SIDE JACK PANEL SECT E SCHEMATIC AVJ240 ...
Страница 94: ...USED ONLY IN MODELS CH1919C125 PA9019C121 PC9219C1 7584 INTERFACE PANEL A10777 SCHEMATIC ...
Страница 95: ...USED ONLY IN MODELS 13PT30L121 7584 SIDE INTERFACE SECT E SCHEMATIC ...
Страница 96: ...USED ONLY IN MODELS HC9913C121 HC9919C1 7584 HEALTHCARE PANEL A10779 SCHEMATIC ...
Страница 97: ...USED ONLY IN MODELS 13PT30L121 7584 TOP CONTROL LED SECT F SCHEMATIC ...
Страница 98: ...All Models 7584 CHANNEL 1 CARD A10680 SCHEMATIC ...
Страница 99: ...All Models 7584 PRO VIDEO CARD A10758 SCHEMATIC ...
Страница 100: ...All Models 7584 PRO VIDEO JACK PANEL A10759 SCHEMATIC ...
Страница 101: ...All Models 7584 CLOCK SCHEMATIC ...
Страница 102: ...All Models 7584 EVENT TIMER SCHEMATIC ...
Страница 103: ...All Models 7584 MAIN CHASSIS PCB TOP VIEW ...
Страница 104: ...All Models 7584 MAIN CHASSIS PCB BOTTOM VIEW ...
Страница 109: ...USED ONLY IN MODELS 13PT30L121 7584 SIDE INTERFACE PCB TOP VIEW ...
Страница 110: ...USED ONLY IN MODELS 13PT30L121 7584 SIDE INTERFACE PCB BOTTOM VIEW ...
Страница 111: ...USED ONLY IN MODELS 13PT30L121 7584 TOP CONTROL LED PANEL PCB TOP BOTTOM VIEW ...
Страница 112: ...All Models 7584 OVERALL BLOCK DIAGRAM ...
Страница 113: ...All Models 7584 POWER SUPPLY BLOCK DIAGRAM ...
Страница 114: ...All Models 7584 POWER SUPPLY TRAINING DIAGRAM ...
Страница 115: ...MAIN CABINET EXPLODED VIEW ...