Sanyo 114 952 14 Service Manual Download Page 7

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ADJUSTMENT
ITEM

TIMING
PATTERN

SETTING

VR
LOCATION

ADJUSTMENT PROCEDURE

WHITE BAL-
ANCE AD-
JUSTMENT
AT VMC-8619P

LUMINANCE
ADJUSTMENT

PINCUSHION
ADJUSTMENT

PATTERN GENERATOR
NO SIGNAL

PATTERN GENERATOR
FULL WHITE

PATTERN GENERATOR
NO SIGNAL

PATTERN GENERATOR
WINDOWS PATTERN

PATTERN GENERATOR
FULL WHITE

PATTERN GENERATOR
CROSSHATCH PATTERN

BRIGHT VR ,
CONTRAST VR
and SHARPNESS
VR TO MAX.

VR801,VR803,
VR805,
FBT SCREEN
VR

VR804,VR802,
VR501

FBT SCREEN
VR

VR501

VR502

VR305

Adjust VR805 G-Bias to center.
Adjust FBT screen VR make luminance
without video to 0.6 ~ 1.0 FL.
Adjust VR801 make X value is 0.313

0.015.
Adjust VR803 make Y value is 0.329

0.015.

Adjust VR501 make luminance with video
signal to 38 ~ 42 FL.
Adjust VR804 make X value is 0.313

0.015.
Adjust VR802 make Y value is 0.329

0.015.

Adjust FBT screen VR make luminance
without video signal is 0.6 ~ 1.0 FL.

Adjust VR501 make luminance is 38 ~ 42
FL.

Adjust VR502 make luminance is 80

FL.
Then make sure Full White luminance
whether it is 38 ~ 42 FL.

Adjust VR305 make V-Linearity of picture
is in the best condition.

ADJUSTMENT
ITEM

TIMING
PATTERN

SETTING

VR
LOCATION

ADJUSTMENT PROCEDURE

WHITE BAL-
ANCE AD-
JUSTMENT
and
LUMINANCE
ADJUSTMENT

PATTERN GENERATOR
NO SIGNAL

PATTERN GENERATOR
FULL WHITE

BRIGHT VR ,
CONTRAST VR
and SHARPNESS
VR TO MAX.

VR801,VR802,
VR803,VR804,
VR805,
FBT SCREEN
VR

VR804,VR802,
VR501

VR801,VR802,VR803,VR804 and VR805
is center position.
Adjust the VR801, VR803 and FBT
SCREEN VR to dark gray with screen.

Adjust the VR802 and VR804 to white
gray with screen.
Adjust the VR501 it makes the screen of
the monitor proper brightness.

The way of adjusting it which a color analyzer is not used for.

All manuals and user guides at all-guides.com

Summary of Contents for 114 952 14

Page 1: ...Y 5 3 SERVICE ADJUSTMENTS 6 4 PARTS LIST 9 CIRCUIT DIAGRAMS PRINTED WIRING BOARDS C1 Product Code 114 952 14 Europe Product Code 114 952 15 U K Product Code 114 952 16 Australia The components designated by a symbol in this schematic diagram designates components whose value are of special significance to product safety Should any component designated by a symbol need to be replaced use only the p...

Page 2: ...al VIDEO A B Composite sync signal 1 0 Vp p 75 Ω BNC connector 2 automatic termination setting AUDIO signal AUDIO A B 6dBs 400 mVrms RCA pin 3 bridge connection possible Picture adjustment Adjustable COLOR TINT NTSC only BRIGHTNESS CONTRAST SHARPNESS Sound adjustment Adjustable soeaker volume YES 1 W x 1 impedance of 8 Ω 100 to 240 V AC 50 60 Hz 95 Watts 10 C to 45 C storage temperature 10 to 90 4...

Page 3: ...o the previous screen 6 Underscan overscan select button SCAN The initial setting is for the normal screen overscan If the SCAN button is pressed the screen will become smaller underscan than the normal screen Change this setting in cases such as when screen display characters are miss ing If the SCAN button is pressed once more the normal screen is display again 7 Monitor A selector button A When...

Page 4: ...t of the monitor is pressed the audio and video signals from the unit which is connected to these terminals can be moni tored 4 Rear Y C terminals AUDIO VIDEO Y C terminals When the monitor Y C selector button at the front of the monitor is pressed the audio and video signals from the unit which is connected to these terminals can be moni tored Note If thre is no signal being input from the input ...

Page 5: ... 5 2 DISASSEMBLY 2 1 CABINET 2 2 BOARD LOCATION Fig 5 Fig 6 VIDEO BOARD MAIN BOARD FUNCTION BOARD SIGNAL BOARD All manuals and user guides at all guides com ...

Page 6: ...usting VR306 make signal side of picture of scale at 1 5 2 0 position Adjusting vertical linear control VR302 for equal spacing of lines between center extreme of scan Max Min Aver age 10 Adjusting vertical center control VR303 to 1 Adjusting vertical size control VR301 make signal side of scale is 1 0 1 5 position VR503 FBT FOCUS VR1 and VR2 VR401 VR306 VR302 VR303 VR301 BRIGHT VR and CONTRAST VR...

Page 7: ...1 make luminance with video signal to 38 42 FL Adjust VR804 make X value is 0 313 0 015 Adjust VR802 make Y value is 0 329 0 015 Adjust FBT screen VR make luminance without video signal is 0 6 1 0 FL Adjust VR501 make luminance is 38 42 FL Adjust VR502 make luminance is 80 3 FL Then make sure Full White luminance whether it is 38 42 FL Adjust VR305 make V Linearity of picture is in the best condit...

Page 8: ...2 LUMI IC101 1 F901 PIN VR305 VR302 V LIN VR301 V SIZE VR501 ABL VR306 H SIZE VR303 V CENTER VR503 X RAY VR401 H PHASE VR804 R GAIN VR801 R BAIS VR803 B BAIS VR805 G BAIS VR802 B GAIN Fig 7 Fig 8 MAIN BOARD Parts side VIDEO BOARD Parts side All manuals and user guides at all guides com ...

Page 9: ...19DXA 24 645 046 6359 METAL CABINET CH 19DXA AA 51 25 645 034 3919 HANDLE COVER CM 14 PA 765A 26 645 034 3582 PH W W SCR 4 8MM 27 ID LABEL 83 51MM N S P 28 645 034 3612 SCREW WASHER 3 6MM 29 645 066 3376 MAIN BOARD CH 19DXA NEW 30 645 046 0722 PCB GUIDE RAIL MM 9M 31 645 034 4299 PCB GUIDE RAIL MM 12A 32 645 046 6311 BASE CH 19DXA 33 645 034 3582 PH W W SCR 4 8MM 34 645 034 4657 FOOT PAD GL 24H 35...

Page 10: ... 040 8892 MOF RES 8 2KOHM 3W 5 R826 645 034 2417 MF RES 2 2KOHM 1 2W 1 VARIABLE RESISTORS VR801 645 046 4805 POT VR METEL 5KOHM 6DIA VR802 645 048 3370 POT VR METAL 200OHM 6D VR803 645 034 3469 POT VR METAL 10KOHM 6D VR804 645 048 3370 POT VR METAL 200OHM 6D VR805 645 046 4805 POT VR METEL 5KOHM 6DIA MISCELLANEOUS SK801 645 046 5246 CRT SOCET 8PIN 29D W801 645 034 3773 CONNECTOR BASE M241855 N S P...

Page 11: ...5 046 3952 PEI CAP 001UF 100V 5 C235 645 034 2967 PEI CAP 0047UF 50V 5 C236 645 046 4287 MEMB CAP 1UF 63V 5 C237 645 046 3914 CC CAP 15PF 50V 5 C238 645 046 3921 CC CAP 20PF 50V 5 C239 645 034 2950 PEI CAP 022UF 50V 5 C240 645 055 0171 EC CAP 2 2UF 50V 105 DEGREE C C241 645 055 0188 EC CAP 33UF 50V 105 DEGREE C C250 645 055 0096 EC CAP 10UF 50V 105 DEGREE C C260 645 065 0536 EC CAP 470UF 16V 105 D...

Page 12: ...R144 645 034 1854 CF RES 1KOHM 1 6W 5 R145 645 046 2283 CF RES 12KOHM 1 6W 5 R146 645 046 2283 CF RES 12KOHM 1 6W 5 R147 645 046 2283 CF RES 12KOHM 1 6W 5 R150 645 046 2191 CF RES 10KOHM 1 6W 5 R151 645 046 2191 CF RES 10KOHM 1 6W 5 R152 645 034 1854 CF RES 1KOHM 1 6W 5 R153 645 046 2191 CF RES 10KOHM 1 6W 5 R154 645 046 2191 CF RES 10KOHM 1 6W 5 R155 645 034 1854 CF RES 1KOHM 1 6W 5 R156 645 066 ...

Page 13: ...470OHM 3W 5 S TYPE R935 645 048 3233 CF RES 1 5OHM 1 2W 5 R936 645 066 2591 MOF RES 4 3OHM 3W 5 S TYPE R937 645 046 2412 CF RES 180KOHM 1 4W 5 R938 645 046 2511 CF RES 240OHM 1 6W 5 R939 645 046 2290 CF RES 1 3KOHM 1 6W 5 R941 645 046 2894 CF RES 560OHM 1 6W 5 NTC901 645 034 2561 NTCR RES 10OHM 20 5A PTC901 645 034 2554 PTCR RES 14OHM 30 TRANSFORMERS T401 645 046 5956 DRIVE TRANS VS 10S T502 645 0...

Page 14: ...5 046 2788 CF RES 4 7KOHM 1 6W 5 R210 645 034 2349 CF RES 75OHM 1 6W 5 R211 645 046 2191 CF RES 10KOHM 1 6W 5 R212 645 046 2191 CF RES 10KOHM 1 6W 5 R213 645 046 2559 CF RES 2 7KOHM 1 6W 5 R214 645 034 2349 CF RES 75OHM 1 6W 5 R215 645 046 2467 CF RES 220OHM 1 6W 5 R216 645 046 2467 CF RES 220OHM 1 6W 5 R217 645 046 3006 CF RES 680KOHM 1 6W 5 R218 645 046 2474 CF RES 2 2KOHM 1 6W 5 R219 645 034 18...

Page 15: ...Feb 04 SANYO Electric Co Ltd Osaka Japan All manuals and user guides at all guides com ...

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