User Guide
Page 5
Package Contents E N G L I S H ViewSonic PJ750 LCD Projector AC power cords (US, Europe, China) ViewSonic Wizard CD-ROM (includes User Guide in PDF format) RGB video cable (15-pin mini D-sub connector) Audio/video cable (RCA connectors) PS/2 mouse cable Quick Start guide Attachable handle Remote control unit including two AA batteries Carrying Case PJ750 projector ViewSonic Wizard CD...
Package Contents E N G L I S H ViewSonic PJ750 LCD Projector AC power cords (US, Europe, China) ViewSonic Wizard CD-ROM (includes User Guide in PDF format) RGB video cable (15-pin mini D-sub connector) Audio/video cable (RCA connectors) PS/2 mouse cable Quick Start guide Attachable handle Remote control unit including two AA batteries Carrying Case PJ750 projector ViewSonic Wizard CD...
User Guide
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... length Keystone correction Image size Focus distance Aspect ratio Orientation Lamp Lamp life Power RGB analog Video S-video Three 0.9" 1024 x 768 polysilicon, active matrix TFT LCD 786,432 (1024 x 768 V) 16.7 million Manual zoom (1.2x), manual focus F=1.7~ 2.0 (f = 37.5 - 45.1 mm) Fixed 10:0 upward shift, normal at 10.5° ~ 8.8° projection angle... Humidity Altitude Temperature Humidity Altitude Projector Remote range Resolution Input ports Power Operating conditions Storage conditions Dimensions and weight Regulations 1 May require a Macintosh adapter 14 ViewSonic PJ750
... length Keystone correction Image size Focus distance Aspect ratio Orientation Lamp Lamp life Power RGB analog Video S-video Three 0.9" 1024 x 768 polysilicon, active matrix TFT LCD 786,432 (1024 x 768 V) 16.7 million Manual zoom (1.2x), manual focus F=1.7~ 2.0 (f = 37.5 - 45.1 mm) Fixed 10:0 upward shift, normal at 10.5° ~ 8.8° projection angle... Humidity Altitude Temperature Humidity Altitude Projector Remote range Resolution Input ports Power Operating conditions Storage conditions Dimensions and weight Regulations 1 May require a Macintosh adapter 14 ViewSonic PJ750
Service Manual
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... lamp can be extremely HOT. Multimedia LCD Projector ViewSonic Corporation CONFIDENTIAL - Dropping it or giving it a shock may cause the lamp to avoid burning your fingers when replacing the lamp. 2. The LCD module assembly is powered on. 4. DO NOT COPY PJ750-2 1 Be sure to read this Multimedia LCD Projector. Never touch the lamp bulb. When...
... lamp can be extremely HOT. Multimedia LCD Projector ViewSonic Corporation CONFIDENTIAL - Dropping it or giving it a shock may cause the lamp to avoid burning your fingers when replacing the lamp. 2. The LCD module assembly is powered on. 4. DO NOT COPY PJ750-2 1 Be sure to read this Multimedia LCD Projector. Never touch the lamp bulb. When...
Service Manual
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...PJ750-2 15 Picture is not displayed when the RGB signal is input Check at operating mode Are signal input at each pin on NO the PWB assembly Drive? NO YES IC (1S01) EL4332CS PWB assembly Signal Power unit (circuit) PWB assembly Drive LCD...VIDEO (Y) CHV27 : S-VIDEO (C) CHV34 : Component (Y) CHV35 : Component (Cb) CHV36 : Component (Cr) PWB assembly Signal 0V PWB assembly Drive PWB assembly Drive LCD module assembly ViewSonic Corporation CONFIDENTIAL -- YES CH106 : R signal CH102 : G signal CH104 : B signal CH112 : H sync CH113 : V sync Are voltage input NO at each pin...
...PJ750-2 15 Picture is not displayed when the RGB signal is input Check at operating mode Are signal input at each pin on NO the PWB assembly Drive? NO YES IC (1S01) EL4332CS PWB assembly Signal Power unit (circuit) PWB assembly Drive LCD...VIDEO (Y) CHV27 : S-VIDEO (C) CHV34 : Component (Y) CHV35 : Component (Cb) CHV36 : Component (Cr) PWB assembly Signal 0V PWB assembly Drive PWB assembly Drive LCD module assembly ViewSonic Corporation CONFIDENTIAL -- YES CH106 : R signal CH102 : G signal CH104 : B signal CH112 : H sync CH113 : V sync Are voltage input NO at each pin...
Service Manual
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...Clean the air filter with the air filter removed. • When the air filter is damaged. 1. nance work. DO NOT COPY PJ750-2 18 Switch the projector power supply OFF, and remove the power cord from the power outlet before beginning mainte- Replacing the Air filter...will replace the malfunctioning part, recondition the device and send it works properly only when used together. ViewSonic Corporation CONFIDENTIAL -- the power supply is not possible. • Before Replacing the LCD / Lens Prism You should be cleaned as described below at intervals of approximately 300 hours. 1.
...Clean the air filter with the air filter removed. • When the air filter is damaged. 1. nance work. DO NOT COPY PJ750-2 18 Switch the projector power supply OFF, and remove the power cord from the power outlet before beginning mainte- Replacing the Air filter...will replace the malfunctioning part, recondition the device and send it works properly only when used together. ViewSonic Corporation CONFIDENTIAL -- the power supply is not possible. • Before Replacing the LCD / Lens Prism You should be cleaned as described below at intervals of approximately 300 hours. 1.
Service Manual
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... GND 28 '14 GND 29 RGB.R 3 C AWBI assembly DRIVE P602 P702 12 13 15 19 21 YGCY VC,D3: 702 DX 0451 2ID2 71133 '4175 LCD PANEL RiG/B DY D1RV 1 FAN.GND 1 2 +14V 2 3 +17V 3 5 +4.3V 6 +4.3V 6 7 +4.3V 7 +4.3V AUDIO GND 10 GND 10 11 ... IN+ 2 2 NC 2 POWER UNIT (BALLAST) E950 0302 2 OUT GND 1 rtti a5sefy,. 8. DO NOT COPY PJ750-2 23 ENSpO 0806 1 GND 2 REMOTI assembly 0801 2 3 FAN1S LCD-B GNI E002 2 3 FAN2S LCD-G GND FAN3S [7133 2 LCD-R FAN SPEAKER ROUT2 ROUT+ SPEAKER 080: 2 OUT COVER E941 PWEl assembly SW. FAN4S _ 2 OUT FAN GND FANSS LAMP...
... GND 28 '14 GND 29 RGB.R 3 C AWBI assembly DRIVE P602 P702 12 13 15 19 21 YGCY VC,D3: 702 DX 0451 2ID2 71133 '4175 LCD PANEL RiG/B DY D1RV 1 FAN.GND 1 2 +14V 2 3 +17V 3 5 +4.3V 6 +4.3V 6 7 +4.3V 7 +4.3V AUDIO GND 10 GND 10 11 ... IN+ 2 2 NC 2 POWER UNIT (BALLAST) E950 0302 2 OUT GND 1 rtti a5sefy,. 8. DO NOT COPY PJ750-2 23 ENSpO 0806 1 GND 2 REMOTI assembly 0801 2 3 FAN1S LCD-B GNI E002 2 3 FAN2S LCD-G GND FAN3S [7133 2 LCD-R FAN SPEAKER ROUT2 ROUT+ SPEAKER 080: 2 OUT COVER E941 PWEl assembly SW. FAN4S _ 2 OUT FAN GND FANSS LAMP...
Service Manual
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...of these components, carefully read the PRODUCT SAFETY NOTICE of this Service Manual. DO NOT COPY PJ750-2 50 12. Replacement Parts List Product Safety Note: Components marked with an ,L have special ... 16 17 L 18 L 19 ,n, 20 ,L 21 ,L 22 z 23 ,L 24 L 25 26 27 28 29 30 ,L, L L ViewSonic P/N C-FP-0301-0853 M-MS-0808-8027 M-MS-0808-6824 M-MS-0808-7357 M-MS-0808-6832 M-MS-0808-7352 M-MS-0808-2969 M-...DC FAN (EXHAUST) DC FAN (INTAKE B) DC FAN (INTAKE B) SPEAKER CPC30 CONNECTOR REAR ADJUST FOOT LCD LENS PRISM ASS'Y EL4332CS LAMP UNIT ASS'Y HANDLE POWER SUPPLY CORD (UUCSA TYPE) W/CORE POWER SUPPLY CORD...
...of these components, carefully read the PRODUCT SAFETY NOTICE of this Service Manual. DO NOT COPY PJ750-2 50 12. Replacement Parts List Product Safety Note: Components marked with an ,L have special ... 16 17 L 18 L 19 ,n, 20 ,L 21 ,L 22 z 23 ,L 24 L 25 26 27 28 29 30 ,L, L L ViewSonic P/N C-FP-0301-0853 M-MS-0808-8027 M-MS-0808-6824 M-MS-0808-7357 M-MS-0808-6832 M-MS-0808-7352 M-MS-0808-2969 M-...DC FAN (EXHAUST) DC FAN (INTAKE B) DC FAN (INTAKE B) SPEAKER CPC30 CONNECTOR REAR ADJUST FOOT LCD LENS PRISM ASS'Y EL4332CS LAMP UNIT ASS'Y HANDLE POWER SUPPLY CORD (UUCSA TYPE) W/CORE POWER SUPPLY CORD...