TOSHIBA VTW2887
Manual de Servicio

ELECTRICAL ADJUSTMENTS
2-15: H. BLANKING (4:3) 1. Receive the monoscope pattern. 2. Using the remote control, set the brightness and contrast to normal position. 3. Change the wide screen mode to 4:3. 4. Adjust VR840 until the difference of A and B becomes minimum. (Refer to Fig. 2-5) 2-20: VERTICAL SIZE (FULL) 1. Receive the monoscope pattern. 2. Change the wide screen mode to FULL. 3. Using the remote control, set the brightness and contrast to normal position. 4. Activate the adjustment mode display of Fig. 1-1 and press the channel button (47) on the remote control to select "VS FULL". 5. Press the LEFT/RIGHT button on the remote control until the SHIFT quantity of the OVER SCAN on upside and downside becomes 8 ± 2%. 2-21: HORIZONTAL SIZE (FULL) 1. Receive the monoscope pattern. 2. Change the wide screen mode to FULL. 3. Using the remote control, set the brightness and contrast to normal position. 4. Activate the adjustment mode display of Fig. 1-1 and press the channel button (48) on the remote control to select "HS FULL". 5. Press the LEFT/RIGHT button on the remote control until the SHIFT quantity of the OVER SCAN on right and left becomes 11 ± 2%. 2-22: PC (FULL) 1. Receive the monoscope pattern. 2. Change the wide screen mode to FULL. 3. Using the remote control, set the brightness and contrast to normal position. 4. Activate the adjustment mode display of Fig. 1-1 and press the channel button (49) on the remote control to select "PC FULL". 5. Press the LEFT/RIGHT button on the remote control until the both ends of the vertical lines are straight. 2-23: CC (FULL) 1. Receive the monoscope pattern. 2. Change the wide screen mode to FULL. 3. Using the remote control, set the brightness and contrast to normal position. 4. Activate the adjustment mode display of Fig. 1-1 and press the channel button (50) on the remote control to select "CC FULL". 5. Press the LEFT/RIGHT button on the remote control until the horizontal line of the monoscope pattern comes to approximate center of the CRT. 2-24: VERTICAL SIZE (CINEMA) 1. Receive the monoscope pattern. 2. Change the wide screen mode to CINEMA. 3. Using the remote control, set the brightness and contrast to normal position. 4. Activate the adjustment mode display of Fig. 1-1 and press the channel button (54) on the remote control to select "VS CINEMA". 5. Press the LEFT/RIGHT button on the remote control until the SHIFT quantity of the OVER SCAN on upside and downside becomes 20 ± 2%.

A

B

Fig. 2-5

2-16: VERTICAL SIZE (4:3) 1. Receive the monoscope pattern. 2. Change the wide screen mode to 4:3. 3. Using the remote control, set the brightness and contrast to normal position. 4. Activate the adjustment mode display of Fig. 1-1 and press the channel button (40) on the remote control to select "VS 4:3". 5. Press the LEFT/RIGHT button on the remote control until the SHIFT quantity of the OVER SCAN on upside and downside becomes 8 ± 2%. 2-17: HORIZONTAL SIZE (4:3) 1. Receive the monoscope pattern. 2. Change the wide screen mode to 4:3. 3. Using the remote control, set the brightness and contrast to normal position. 4. Activate the adjustment mode display of Fig. 1-1 and press the channel button (41) on the remote control to select "HS 4:3". 5. Press the LEFT/RIGHT button on the remote control until the picture size is 440 ± 5mm. 2-18: PC (4:3) 1. Receive the monoscope pattern. 2. Change the wide screen mode to 4:3. 3. Using the remote control, set the brightness and contrast to normal position. 4. Activate the adjustment mode display of Fig. 1-1 and press the channel button (42) on the remote control to select "PC 4:3". 5. Press the LEFT/RIGHT button on the remote control until the both ends of the vertical lines are straight. 2-19: CC (4:3) 1. Receive the monoscope pattern. 2. Change the wide screen mode to 4:3. 3. Using the remote control, set the brightness and contrast to normal position. 4. Activate the adjustment mode display of Fig. 1-1 and press the channel button (43) on the remote control to select "CC 4:3". 5. Press the LEFT/RIGHT button on the remote control until the horizontal line of the monoscope pattern comes to approximate center of the CRT. D3-4