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Sony VPH-V20M Installation Manual For Dealers Download Page 23

Installation

23

Adjusting the Lens Spacer for 150- to 250-inch Projection

1

Remove the cabinet.

2

Detach the lens block.

3

Detach the red and blue lenses from the lens base.
Remove the four nuts of each lens to detach.

4

Adjust the positions of the lens spaces.

100

100

200

200

For 100" projection

Guide mark

Guide mark

For 200" projection

Turn the ring so that the figure 200 is
aligned with the guide mark.

Align and
insert.

Guide mark

Guide mark

Summary of Contents for VPH-V20M

Page 1: ...ColorVideo Projector 3 865 080 11 1 VPH V20M V20U VPH V22M Installation Manual for Dealers GB 1998 by Sony Corporation CAUTION THIS INSTALLATION MANUAL IS FOR USE BY QUALIFIED PERSONNEL ONLY ...

Page 2: ...Projection Screen 12 Level Projection Floor Installation 13 Level Projection Ceiling Installation 14 Modifications of Parts 15 Opening the Top Panel 15 Removing the Cabinet 16 Detaching the Lens Block 18 Changing the CRT Spacer 19 Adjusting the Lens Spacer for 150 to 250 inch Projection 23 Changing the Polarity 24 Adjustment Lens Focus Adjustment 25 Preparation 25 Adjusting the Lens Focus 26 Regis...

Page 3: ...nit mm inches Center of the green lens Unit mm inches Unit mm inches 28 5 1 1 8 60 2 3 8 60 2 3 8 578 22 7 8 597 5 23 5 8 19 5 25 32 186 5 7 3 8 87 5 3 1 2 239 9 1 2 288 5 11 3 8 302 12 86 3 1 2 16 21 32 59 2 3 8 150 6 154 5 5 3 4 25 1 340 13 1 2 25 1 16 21 32 533 21 English ...

Page 4: ...mps Cover the windows that face the screen with opaque draperies It is desirable to install the projector in a room whose floor and walls are of reflecting material it would be desirable to change to a dark carpet and wall paper Caution Take care not to touch portions of the projector other than those indicated in this manual because dangerous high voltages are present To change the polarity first...

Page 5: ...nance service Necessary Dimensions for Ceiling Installation Raise the brackets at the bottom R Radius Unit mm inches Unit mm inches You may reattach the nameplate upside down Bracket Hole used for installation on the ceiling 630 24 7 8 150 6 730 28 3 4 R569 22 1 2 63 5 2 1 2 320 12 5 8 37 6 1 1 2 251 10 11 7 16 3 1 8 362 14 3 8 3 1 8 93 5 5 3 4 ...

Page 6: ...llation method and type of screen Floor Installation Using Front Projection Flat Screen 70 149 inches 150 250 inches Select the screen size Change the CRT spacers Page 19 Adjust the lens spacers Page 23 Install the screen and the projector in accordance with the standard measurements Page 8 Adjust the lens focus Page 26 Adjust the registration Page 27 70 149 inches 150 250 inches Select the screen...

Page 7: ...tical axis Change the CRT spacers Page 19 Install the screen and the projector in accordance with the standard measurements Floor installation pages 11 13 Ceiling installation pages 12 14 Adjust the lens focus Page 26 Adjust the registration Page 27 Change the polarity Page 24 30 30 30 30 MUTING INPUT SELECT PIC VIDEO S VIDEO INPUT A TEST R CENT B CENT PAGE M SEL ASPECT RESET ...

Page 8: ...130 3 872 152 1 2 120 1 829 72 1 8 1 006 39 5 8 4 004 157 11 16 3 923 154 1 2 4 494 177 150 2 286 90 1 8 1 214 47 7 8 4 961 195 3 8 4 857 191 1 4 5 428 213 3 4 180 2 743 108 1 8 1 414 55 3 4 5 918 231 1 8 5 793 228 1 8 6 364 250 5 8 200 3 048 120 1 16 1 544 60 7 8 6 555 258 1 8 6 417 252 3 4 6 988 275 1 4 250 3 810 150 1 8 1 884 74 1 4 8 142 320 5 8 7 967 313 3 4 8 538 336 1 4 Sony screen VPS 80FH...

Page 9: ...16 4 174 164 3 8 4 494 177 139 5 1 2 150 2 286 90 1 8 1 350 53 1 4 4 961 195 3 8 5 108 201 1 8 5 428 213 3 4 136 5 3 8 180 2 743 108 1 8 1 550 61 1 8 5 918 231 1 8 6 044 238 6 364 250 5 8 136 5 3 8 200 3 048 120 1 16 1 680 66 1 4 6 555 258 1 8 6 668 262 5 8 6 988 275 1 4 136 5 3 8 250 3 810 150 1 8 2 020 79 9 16 8 142 320 5 8 8 218 323 5 8 8 538 336 1 4 136 5 3 8 Sony screen VPS 80FH Sony screen V...

Page 10: ...en for floor and ceiling installations use the following graph to decide the distance between the screen and the projector L L m L inches 72 100 150 200 250 2 3 4 5 6 7 2 3 4 5 50 100 150 200 8 7 6 5 4 3 300 250 200 150 100 factory preset A inches A m B inches B m Viewable area of the screen Screen Center of the green lens A B 3 4B L ...

Page 11: ...B C D E 70 1 067 42 1 8 690 27 1 4 2 363 93 1 8 2 406 94 3 4 2 934 115 5 8 100 1 524 60 1 8 889 35 3 301 130 3 368 132 5 8 3 872 152 1 2 Sony screen VPS 702R Necessary modifications of parts Horizontal deflection change page 24 B and C correspond to those in the illustration below Wall Floor Center of the screen a angle of optical axis 12 Tolerance in length 1 ...

Page 12: ... 8 674 26 5 8 2 614 103 2 406 94 3 4 2 934 115 5 8 100 1 524 60 1 8 873 34 3 8 3 552 139 7 8 3 368 132 5 8 3 872 152 1 2 Sony screen VPS 702R Necessary modifications of parts Vertical deflection change page 24 a angle of optical axis 12 Rotation axis of the PSS 722 Ceiling Center of the screen Wall PSS 722 Tolerance in length 1 When the angle of optical axis is 12 ...

Page 13: ...6 26 5 8 2 450 95 3 4 2 433 95 7 8 2 982 116 3 4 2 10 1 524 60 1 8 167 6 5 8 3 368 132 5 8 3 402 134 3 954 155 3 4 0 12 1 524 60 1 8 715 28 1 4 3 441 135 1 2 3 402 134 3 951 155 5 8 2 10 Sony screen VPS 702R Necessary modifications of parts CRT spacer change page 20 Horizontal deflection change page 24 B and D correspond to those in the illustration below Floor Wall Center of the screen Tolerance ...

Page 14: ... 2 2 397 93 3 4 2 439 103 2 698 106 1 4 2 982 116 3 4 0 12 1 067 42 1 8 676 26 5 8 2 450 94 3 4 2 433 95 7 8 2 691 106 2 982 116 3 4 2 10 1 524 60 1 8 167 6 5 8 3 368 132 5 8 3 402 134 3 669 144 1 2 3 954 155 3 4 0 12 1 524 60 1 8 715 28 1 4 3 441 135 1 2 3 402 134 3 661 144 1 4 3 951 155 5 8 2 10 Sony screen VPS 702R Necessary modifications of parts CRT spacer change page 20 Vertical deflection c...

Page 15: ...arity open the top panel remove the cabinet or detaching the lens block Opening the Top Panel Use a medium size Philips head screwdriver 1 Open the control panel cover and remove the two screws 2 Pull the top panel slightly toward you and remove it Modifications of Parts Panel cover ...

Page 16: ...emoving the Cabinet 1 Open the control panel cover and remove the three screws on the control panel 2 Slide the nameplate upward and pull it toward you to remove 3 Remove the two connectors from the control panel and remove the control panel ...

Page 17: ...ure that the cables inside the projector are not caught when replacing the cabinet or the control panel 1 Replace the cabinet 2 Tighten the three screws on the nameplate attachment portion 3 Connect the two connectors to the control panel then replace the control panel 4 Insert the nameplate 5 Tighten the three screws on the control panel ...

Page 18: ...stallation Modifications of parts Detaching the Lens Block 1 Remove the cabinet 2 Remove the 4 screws from the sides and the 4 screws from the lens base of the projector 3 Pull the lens block out toward you ...

Page 19: ... top and the bottom of each CRT 4 Insert the supplied spacers for 200 front projection 0 2 mm spacers t and G spacers as follows Red and blue CRTs A spacer for 200 and a 0 2 mm spacer t for the top a spacer for 200 for the bottom Insert the spacer for 200 front projection with the thinner end toward the center CRT Green CRT The G spacer removed in step 3 and a 0 2 mm spacer t for the top the G spa...

Page 20: ...change the CRT spacers for rear projection Use an 8 mm nutdriver 1 Remove the cabinet See Removing the cabinet 2 Detach the lens block See Detaching the lens block 3 Loosen the four nuts and remove two spacers from the top and the bottom of each CRT R G B G spacer Spacer for 200 front projection supplied 0 2 mm spacer t supplied G spacer Spacer for 100 projection R G B ...

Page 21: ...ical axis is 0 Blue and red CRTs A 0 8 mm spacer s and the spacer for 100 removed in step 3 for the top the spacer for 100 removed in step 3 for the bottom Green CRT A 0 8 mm spacer s and the G spacer removed in step 3 for the top the G spacer for the bottom R G B 0 8 mm spacer s for 100 rear projection supplied Spacers removed in step 3 G spacer Spacer for 100 projection ...

Page 22: ...tep 3 for the bottom Green CRT A 0 8 mm spacer s 0 2 mm spacer t and the G spacer removed in step 3 for the top the G spacer removed in step 3 for the bottom 5 Tighten the four nuts of each CRT securely for accurate lens angles 6 Reinstall the lens block the cabinet and the top panel R G B 0 8 mm space s for 100 rear projection supplied 0 2 mm spacer t G spacer Spacers removed in step 3 Space for ...

Page 23: ...3 Detach the red and blue lenses from the lens base Remove the four nuts of each lens to detach 4 Adjust the positions of the lens spaces 100 100 200 200 For 100 projection Guide mark Guide mark For 200 projection Turn the ring so that the figure 200 is aligned with the guide mark Align and insert Guide mark Guide mark ...

Page 24: ...tion floor desk Horizontal Rear projection ceiling Vertical To change horizontal deflection To change vertical deflection 1 White lead 2 2 1 E board D board Preparation Turn off the power Open the top panel See page 15 Changing the horizontal deflection 1 Reverse the polarity of connectors E 1 E 2 and E 3 on the E board 2 Set the S1 and S2 switches on the D board to the control panel side position...

Page 25: ...the lens focus Preparation 1 Install the projector in the correct location 2 Open the top panel See page 15 3 Connect the supplied power cord mains lead to the AC IN socket and to an AC outlet 4 Press down the MAIN POWER switch Press the POWER button on the control panel if necessary Lens Focus Adjustment 5 2 Blue Green Red MAIN POWER n ON For blue lens green lens red lens 1 2 POWER n ON 5 1 ...

Page 26: ...low If not correct the polarity See page 24 5 Adjust the lens focus 1 Set the B RAG G RAS and R RAS switches as illustrated above 2 Adjust the focus of blue green and red lenses as follows White marker VPH V22M 2 Loosen the screw slide the three ribs to adjust the focus on the corners then tighten the screw 1 Loosen the screw slide it to adjust the focus on the center then tighten it VPH V20M V20U...

Page 27: ... adjust the controls through the holes Registration Adjustment The circled numbers correspond to the step numbers circled numbers in the adjustment procedure on the next page MAIN POWER n O ON Screen size To adjust Red registration Blue registration 72 70 85 100 85 125 150 125 175 200 175 250 B b v V B CENT R CENT TEST BAR n HATCH POWER n ON Controls for registration adjustment These controls are ...

Page 28: ...nd red hatch patterns are displayed 2 Press the R CENT button on the control panel and set the H and V adjustment levels to 00 with the arrow buttons 3 Adjust the RV CENT control so that the red and green horizontal lines converge in the center of the screen 4 Adjust the RV SIZE control and the RV LIN control if necessary so that the red and green horizontal lines converge at the upper and lower s...

Page 29: ...utton on the control panel and set the H and V adjustment levels to 00 with the arrow buttons Adjust the BV CENT control to adjust the center of the screen Adjust the BV SIZE control and the BV LIN control if necessary to adjust the upper and lower sides of the screen Adjust the BV SKEW and BV BOW controls to adjust the middle of the screen if necessary Adjust the BV TILT 1 through TILT 4 controls...

Page 30: ...Sony Corporation Printed in Japan ...

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