Service Manual
Page 4
...Do not touch the exhaust fan during operation. 5. ViewSonic Corporation 1 CONFIDENTIAL -- High voltage is present in this product. When replacing to burst. 3. DO NOT COPY PJ750 Dropping it or giving it a shock may cause the lamp to the LCD module assembly, never handle the attached ...power unit when the projector is easily damaged. The lamp can be exteemly HOT. ServiceWarning 1. This ViewSonic liquid crystal projector is important to read this manual before attempting to avoid burning your fingers when replacing the lamp. 2. Be careful to service this manual. Never...
...Do not touch the exhaust fan during operation. 5. ViewSonic Corporation 1 CONFIDENTIAL -- High voltage is present in this product. When replacing to burst. 3. DO NOT COPY PJ750 Dropping it or giving it a shock may cause the lamp to the LCD module assembly, never handle the attached ...power unit when the projector is easily damaged. The lamp can be exteemly HOT. ServiceWarning 1. This ViewSonic liquid crystal projector is important to read this manual before attempting to avoid burning your fingers when replacing the lamp. 2. Be careful to service this manual. Never...
Service Manual
Page 22
... is still red, replace the lamp. This could result in personal injury or pollution of time. Lamp • If it . • Also, do not use the projector with this remote control transmitter. DO NOT COPY PJ750 NOTE: The LAMP is switched ON. The lamp is covered by front...apply shock to the instruction of community authorities. • Since the lamp is made of the lamp. Remove the battery cover. ViewSonic Corporation 19 CONFIDENTIAL -- Lamp life Projector lamps have a finite life. If the LAMP indicator is heard), disconnect the power plug from the power outlet, and...
... is still red, replace the lamp. This could result in personal injury or pollution of time. Lamp • If it . • Also, do not use the projector with this remote control transmitter. DO NOT COPY PJ750 NOTE: The LAMP is switched ON. The lamp is covered by front...apply shock to the instruction of community authorities. • Since the lamp is made of the lamp. Remove the battery cover. ViewSonic Corporation 19 CONFIDENTIAL -- Lamp life Projector lamps have a finite life. If the LAMP indicator is heard), disconnect the power plug from the power outlet, and...
Service Manual
Page 23
... the opposite side of the lamp case may result in over 10 minutes. 1. Replace the lamp cover in the diagram, and remove the lamp cover. 5. O c Cm'E 0r0 O !, De ICC • O ViewSonic Corporation 20 CONFIDENTIAL -- DO NOT COPY PJ750 Install the new lamp and tighten the three screws...power cord from the power outlet, and wait at least 45 minutes for approximately three seconds. When the lamp has been replaced after replacing the lamp. Prepare a new lamp. 3. CAUTION • Ensure that the projector has cooled sufficiently, and gently turn the projector right-...
... the opposite side of the lamp case may result in over 10 minutes. 1. Replace the lamp cover in the diagram, and remove the lamp cover. 5. O c Cm'E 0r0 O !, De ICC • O ViewSonic Corporation 20 CONFIDENTIAL -- DO NOT COPY PJ750 Install the new lamp and tighten the three screws...power cord from the power outlet, and wait at least 45 minutes for approximately three seconds. When the lamp has been replaced after replacing the lamp. Prepare a new lamp. 3. CAUTION • Ensure that the projector has cooled sufficiently, and gently turn the projector right-...
Service Manual
Page 24
... of the input signal exceeds the range of "CHANGE THE LAMP" "AFTER REPLACING LAMP, RESET THE LAMP TIMER" "THE POWER WILL TURN OFF AFTER 0 Hr." Please remove the obstruction before the suction port. DO NOT COPY PJ750 Message table On-screen display The following cases. See "Reset... cannot be changed. Replace. When inside temperature becomes high, to be displayed. ViewSonic Corporation 21 CONFIDENTIAL -- Lamp has 1,700 hours on it and may need to protect the projector, the lamp may be shut down Lights red Lights red Goes off Lamp cannot light Lights red...
... of the input signal exceeds the range of "CHANGE THE LAMP" "AFTER REPLACING LAMP, RESET THE LAMP TIMER" "THE POWER WILL TURN OFF AFTER 0 Hr." Please remove the obstruction before the suction port. DO NOT COPY PJ750 Message table On-screen display The following cases. See "Reset... cannot be changed. Replace. When inside temperature becomes high, to be displayed. ViewSonic Corporation 21 CONFIDENTIAL -- Lamp has 1,700 hours on it and may need to protect the projector, the lamp may be shut down Lights red Lights red Goes off Lamp cannot light Lights red...
Service Manual
Page 49
...ASS'Y UPPER CASE ASS'Y LAMP DOOR ASS'Y RUBBER FOOT ...LAMP UNIT ASS'Y HANDLE C4 POWER SUPPLY CORD (EUROPE TYPE) W/CORE POWER SUPPLY CORD (US TYPE) POWER SUPPLY CORD (CHINA TYPE) 3 CONDUCTOR VIDEO CABLE RGB-D CABLE (15PIN MALE TO 15PIN MALE) PS/2-2 MOUSE CABLE W/CORE REMOTE CONTROL UNIT CLEANING TOOL FOR DUST ViewSonic Corporation 46 CONFIDENTIAL -- Before replacing... any of the components, read the PRODUCT SAFETY NOTICE of the projector through improper servicing. Don't degrade the safety of this Service Manual carefully. Replacement...
...ASS'Y UPPER CASE ASS'Y LAMP DOOR ASS'Y RUBBER FOOT ...LAMP UNIT ASS'Y HANDLE C4 POWER SUPPLY CORD (EUROPE TYPE) W/CORE POWER SUPPLY CORD (US TYPE) POWER SUPPLY CORD (CHINA TYPE) 3 CONDUCTOR VIDEO CABLE RGB-D CABLE (15PIN MALE TO 15PIN MALE) PS/2-2 MOUSE CABLE W/CORE REMOTE CONTROL UNIT CLEANING TOOL FOR DUST ViewSonic Corporation 46 CONFIDENTIAL -- Before replacing... any of the components, read the PRODUCT SAFETY NOTICE of the projector through improper servicing. Don't degrade the safety of this Service Manual carefully. Replacement...