Mitsubishi Electric PD-4225S Service Manual Download Page 31 | Manualshive

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Summary of Contents for PD-4225S

Page 1: ...s 350W Typical 400W Maximum Analog 1 Composite stereo audio Display PC Monitor 1 Mini D Sub 15 Screen Size 42 Diagonal Viewable External Speaker 2 x 5 W atts into 8 ohms Aspect Ratio 16 9 Pixel Array 480 x 852 Formats Pixel Pitch 1 08mm x 1 08mm Video NTSC 480i 480p 720p 1080i Horiz Sync Range 15 5kHz 68 7kHz PC Monitor 4 3 VGA SVGA XGA SXGA Vert Sync Range 56Hz 120Hz PC Monitor 16 9 W XGA Inputs ...

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Page 3: ...3 CONTENTS PRODUCT SAFETY GUIDELINES 4 DISASSEMBLY PROCEDURES 5 ELECTRICAL ADJUSTMENTS 6 REPLACEMENT PARTS 10 BLOCK DIAGRAMS 12 SCHEMATIC DIAGRAMS PCB MAIN DIAGRAMS PCB TUNER DIAGRAMS PCB FRONT DIAGRAMS PCB LAYOUT DIAGRAMS ...

Page 4: ... or a resistor rated at 1 watt or more Lead tension around protruding metal surfaces must be avoided 6 After reassembly of the set always perform an AC leakage test on all exposed metallic parts of the cabinet the channel selector knobs antenna terminals handle and screws to be sure that set is safe to operate without danger of electrical shock DO NOT USE A LINE ISOLATION TRANSFORMER DURING THIS T...

Page 5: ...ce Plate A V 2 Screws marked b connect Plate Assembly with Back CoverAssembly 3 Screws marked with an arrow on the back of the PDP connect the Back CoverAssembly Outer Assembly to the Main Frame NOTE All three Assemblies should be removed in disassembly a PLATE A V b BACK COVER INNER ...

Page 6: ...n CAUTION If a stationary pattern i e Cross Hatch or digital generator is displayed for more than 20 minutes an after image image burn can occur 1 PWB Power Assembly Adjustments Va Vs Voltage Adjustments These adjustments must be performed after the repair or replacement of the PWB PowerAssembly or after replacing the PDP A Va Adjustment 1 Supply a 100 White pattern 2 Connect a DMM between the Va ...

Page 7: ...MODEL PD 4225S Page 7 EXPLODED VIEW 401 540 541 520 560 550 360 551 490 580 200 203 205 202 201 204 206 510 400 410 210 220 300 305 340 350 302 301 303 570 330 ...

Page 8: ...ME ASSY FRONT 305 5230V00016A SCREEN SHIELD FILTER 330 3581V00038A DOOR CONTROL 340 3110V00324B CASE ASSY 350 4810V00826A COVER BRACKET 400 3809V00A58E FRAME COVER REAR 401 3301V00010S PLATE ASSY 410 3809V00A47N COVER BACK ASSY 510 6871VSMV64B PWB FRONT CONTROL 520 6871VMMP39F PWB MAIN PD4225 540 6871VSMV04A PWB PSW PD4225 541 5020V00666D BUTTON POWER 550 6871VSMU98B PWB AV PD4225 560 6871VSMU45A ...

Page 9: ...MODEL PD 4225S Page 9 BLOCK DIAGRAMS ...

Page 10: ...Page 10 MODEL PD 4225S ...

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Page 37: ...PD 4225S POWER PWB ...

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