Toshiba T3200 User Manual page 20

PROCEDURE 4
Power Supply Unit Voltage Adjustment
1. Turn the POWER switch off and unplug the ac cord.
2. Remove the power supply unit. (Refer to part 4.9.)
3. Remove the power supply uni t cover from the power supply
unit.
4. Set the dummy load resister (1.3 kiloohm, 35 W) to the
plasma display power connector (l-pin to 2-pin).
5. Plug the ac cord to the power supply uni t, then turn the
POWER switch on.
6. Use a multimeter to confirm that the output voltages for the
plasma display power connector conform to the volues given
in the following table.
TABLE 2-2 VRl Adjustment
PIN NUMBER VOLTAGE (Vdc)
CONNECTOR
+ lead -lead Min Max
PJ 005 1 2 + 201 + 202
7. If the voltage does not conform to that given in the table,
after turn the VR2 to the right, then adjust the VRl on the
power supply PCB by Phillips screwdriver.
8. Turn the POWER switch off, then remove the dummy load
resister (1.3 kiloohm, 35 W).
9. Set the dummy load resister (21 kiloohm, 2.5 W) to the
prasma display power connector (l-pin to 2-pin).
10. Adjust the VR2 on the systen PCB that the output voltages
for the plasma display power connector conform to the values
given in the following table.
TABLE 2-3 VR2 Adjustment
CONNECTOR
PIN NUMBER
VOLTAGE (Vdc)
+ lead -lead Min
Max
PJ 005 1
2
+ 208
+ 209
2-8