Adjustment; Adjusting The Focus; Focus Adjustment Procedure - Sony VPH-G70Q Manuel D'installation

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Adjusting the Focus

Focus Adjustment Procedure

Before starting the adjustments
• Make sure that the projector is installed correctly and the CRT conversion
angle is adjusted correctly.
• When the picture is larger than the screen or is projected from the rear of
the screen, roughly adjust the registration before proceeding to the focus

adjustment.

Procedure
1 Set the remote control to the service adjustment mode. (page 38 (EN))
.
2 Select the NO INPUT mode. (page 64 (EN))
.
3 Select the internal oscillation pattern (fH = 31.5 kHz). (page 64 (EN))
.
4 Display the H-pattern. (page 64 (EN))
.
5 Reset both CONTRAST and BRIGHT levels. (page 65 (EN))
.
6 Adjust the green lens focus. (page 65 (EN))
.
7 Open the upper cover. (page 66 (EN))
.
8 Adjust flapping of the green lens. (page 66 (EN))
.
9 Cover the green lens with the supplied cap for magnetic focus adjustment.
(page 68 (EN))
.
!º Adjust the green magnetic focus, AQP (Axis Quadrupole) and DQP
(Diagonal Quadrupole). (pages 68 (EN) and 69 (EN))
Repeat steps 6, 8 and !º until the green signal is in focus.
.
!¡ Adjust the red lens focus. (page 70 (EN))
.
!™ Adjust flapping of the red lens. (page 70 (EN))
.
!£ Cover the red lens with the supplied cap for magnetic focus adjustment.
(page 70 (EN))
.
!¢ Adjust the red magnetic focus, AQP (Axis Quadrupole) and DQP
(Diagonal quadrupole). (page 70 (EN))
Repeat steps !¡, !™ and !¢ until the red signal is in focus.
.
!∞ Adjust the blue lens focus. (page 71 (EN))
.
!§ Adjust flapping of the blue lens. (page 71 (EN))
.
!¶ Cover the blue lens with the supplied cap for magnetic focus adjustment.
(page 71 (EN))
.
!• Adjust the blue magnetic focus, AQP (Axis Quadrupole) and DQP
(Diagonal quadrupole). (page 71 (EN))
Repeat steps !∞, !§ and !• until the blue signal is in focus.
.
!ª Adjust the uniformity of all-white mode screen. (page 72 (EN))
.
Proceed to the registration adjustment.
63
Adjustments
(EN)

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Vph-g70qm

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