Service Manual
Page 5
...are printed on the cabinet. Insulation Checking Procedure: Disconnect the power cord from the AC power source before connecting the positive lead; Samsung Electronics 1-3 Precautions 1-2 Servicing Precautions Warning1: First read the "Safety Precautions" section of the AC plug and accessible conductive parts (examples...servicing and safety precautions, always follow the safety precautions. Always unplug the unit's AC power cord from the AC source and turn the power switch ON. After servicing, always check that the portion around the serviced part has not been damaged. 5. ...
...are printed on the cabinet. Insulation Checking Procedure: Disconnect the power cord from the AC power source before connecting the positive lead; Samsung Electronics 1-3 Precautions 1-2 Servicing Precautions Warning1: First read the "Safety Precautions" section of the AC plug and accessible conductive parts (examples...servicing and safety precautions, always follow the safety precautions. Always unplug the unit's AC power cord from the AC source and turn the power switch ON. After servicing, always check that the portion around the serviced part has not been damaged. 5. ...
Service Manual
Page 15
...end of the cabinet become magnetized, poor color purity will result. To protect against shock hazard, use an external degaussing coil. Samsung Electronics 4-1 Alignment and Adjustments 4-1 General Alignment Instructions 1. Observe the picture for about 6 feet before replacing any parts. 8.... full color- Connect a digital voltmeter to minimum (zero beam current). 3. Ensure that external degaussing after the power is turned on the TV. Alignment and Adjustments 4. If color shading persists, perform the following Color purity and Convergence adjustments. But the...
...end of the cabinet become magnetized, poor color purity will result. To protect against shock hazard, use an external degaussing coil. Samsung Electronics 4-1 Alignment and Adjustments 4-1 General Alignment Instructions 1. Observe the picture for about 6 feet before replacing any parts. 8.... full color- Connect a digital voltmeter to minimum (zero beam current). 3. Ensure that external degaussing after the power is turned on the TV. Alignment and Adjustments 4. If color shading persists, perform the following Color purity and Convergence adjustments. But the...
Service Manual
Page 16
...". 4. IBRM = 200 WDRV = 35 CDL = 200 COLR G B = 120 120 120 ❷ STATIC FOCUS VR H ❶ DYNAMIC FOCUS VR V SCREEN 4-2 Samsung Electronics Input Toshiba Pattern 2. Adjust until the vertical line in video mode. 4. Turn the Dynamic focus VR fully clockwise (maximum).(❶ ) ❷ 5. Set the values as below. Alignment and Adjustments 4-4 Dynamic Focus...
...". 4. IBRM = 200 WDRV = 35 CDL = 200 COLR G B = 120 120 120 ❷ STATIC FOCUS VR H ❶ DYNAMIC FOCUS VR V SCREEN 4-2 Samsung Electronics Input Toshiba Pattern 2. Adjust until the vertical line in video mode. 4. Turn the Dynamic focus VR fully clockwise (maximum).(❶ ) ❷ 5. Set the values as below. Alignment and Adjustments 4-4 Dynamic Focus...
Service Manual
Page 17
... the value of item you do not follow this procedure, the picture may result that "MRCR G B" and "MRWDG" should be abnormal. Select " G2-Adjust". 5. Turn the SCREEN VR until "MRCR G B" and "MRWDG" are green and those value are about 120. Enter the "Menu" and set is on the condition that... the "OSD" Color is about 100. (The incorrect SCREEN Voltage may be red) Note 1. Samsung Electronics 4-3 Turn the SCREEN VR until the value of "Red Cutoff" is 127, change the value to 128 and restore the value to blue screen off. 3. Set...
... the value of item you do not follow this procedure, the picture may result that "MRCR G B" and "MRWDG" should be abnormal. Select " G2-Adjust". 5. Turn the SCREEN VR until "MRCR G B" and "MRWDG" are green and those value are about 120. Enter the "Menu" and set is on the condition that... the "OSD" Color is about 100. (The incorrect SCREEN Voltage may be red) Note 1. Samsung Electronics 4-3 Turn the SCREEN VR until the value of "Red Cutoff" is 127, change the value to 128 and restore the value to blue screen off. 3. Set...
Service Manual
Page 18
Turn the power switch ON. 4. Adjust CA-100 so that the final adjustment value can be readjusted. 2. Alignment and Adjustments 4-6 E2PROM (IC902) Replacement 1. Power on the ... s Equipment : Color-Analyzer (CA-100) s Input Signal : Pattern signal (Toshiba pattern) 1. Use the Volume +/- Use "Red Drive" and " Blue Drive" to change the adjustment value. 4-4 Samsung Electronics Use the Channel Up/Down (v/w) buttons to the initial values. When IC902 is replaced, connect the AC power supply cord. 3. Enter the "Video Adjust1". -
Turn the power switch ON. 4. Adjust CA-100 so that the final adjustment value can be readjusted. 2. Alignment and Adjustments 4-6 E2PROM (IC902) Replacement 1. Power on the ... s Equipment : Color-Analyzer (CA-100) s Input Signal : Pattern signal (Toshiba pattern) 1. Use the Volume +/- Use "Red Drive" and " Blue Drive" to change the adjustment value. 4-4 Samsung Electronics Use the Channel Up/Down (v/w) buttons to the initial values. When IC902 is replaced, connect the AC power supply cord. 3. Enter the "Video Adjust1". -