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Toshiba PDR-M70 Service Manual page 29

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5. The setting range of Oscilloscope is AC, 1V/div, 20us/div for the observation of the waveform of G signal (TP602). Press
the UP/DOWN button to select the item U_CNT. Then press the RIGHT button.
Then Press UP/DOWN to set G signal of the black / white peak-peak to 3.0 +/- 0.1V as shown in figure 3.3.5.
Then press OK button to return.
Fig. 3.3.5
6. The setting range of Oscilloscope is AC, 500mV/div, 20us/div, "INV", "ADD" for the observation of the waveform of G
signal (TP602) and R signal (TP601). Press the UP/DOWN button to select the item R_CNT. Then press the RIGHT
button.
Then press UP/DOWN to set G-R signal shown as figure 3.3.6. The waveform within 1H should be adjusted flat.
Then press OK button to return.
Fig. 3.3.6
7. Press the UP/DOWN button to select the item R-BRT. Then Press the RIGHT button.
Then press UP/DOWN to set G-R signal shown as figure 3.3.7. The waveform amplitude of G-R signal should be
adjusted flat. Then press OK button to return.
20
+/-0.1
+/-0.4

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