Toshiba TLP510E Servicehandleiding - Pagina 18

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4-1. Camera Section Adjustment

(TLP511U/E)

< Before Adjustment >

In the most cases, this adjustment will be made after

replacement of electrical parts. If a failure occurs in the

electrical circuit, always locate the failure by using

required instruments, and perform the repairing, replace-

ment and the adjustment. Do not tamper the adjustment

volumes without locating the failure. Some failure may

not need readjustment, so only perform the adjustments

required in practical servicing.

< Equipment Required >

1. Personal computer

IBM PC/AT or equivalent (with Windows 95 supported)

2. Color video monitor

3. Illumination

Halogen lamp

4. Toshiba camera adjustment chart

Color bar chart

5. Waveform monitor

6. Vector scope

7. Adjustment screwdriver

8. Color temperature conversion filter (C14)

9. Adjustment cable

10. RS-232C cable

11. Adjustment software

Note:

• If illumination unevenness exists on the adjustment chart,

correct adjustment can not be made. So arrange the

illumination equipments to obtain the flat illumination.

• Always use the adjustment chart free from dirty.

• The unit employs PAL system. So use the above

equipments for PAL system.

< Initial Setting >

1. The adjustments for the camera section are carried out

with the camera section removed from the unit.

Camera video

PC board

Adjustment

To Projector

cable

D-SUB 9-pin (female)

Fig. 4-1-1

(500W x 2)

(PN70909322)

(PN70909447)

(straight type)

Lens section

PC board

Lens

P101

2. Set the chart facing to the camera and adjust the light

position to obtain the even light of the illumination.

Illumination

3. Connect the connector (PM002) on the projector and

P101 with the adjustment cable, and connect the

camera output jack to the video monitor.

4. Connect the D-SUB9 pin connector of adjustment

cable and COM1 port of the personal computer with a

RS-232C cable.

Note:

• After completion of the setting above, turn on the

powers of all the equipments and leave then for 5

minute for warming up.

< Cable Connection Diagram for Adjustment >

Projector

Within 30 cm

side

1 +9V

2 GND

3 RXD

4 TXD

5 MEM CONT

6 Y

7 GND

8 C

9 +5V

Within 30 cm

To personal

computer

1 CD

2 RXD

3 TXD

4 DTR

5 GND

6 DSR

7 RTS

8 CTS

9 CT

D-SUB 9-pin connector

1-16

Chart

Fig. 4-1-2

Camera

side (To P101)