Panasonic BT-S1315DA, Service Manual

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file:///E:/BT-S1315DA_BT-S1315DAD_BT-S1415DA_BT-S1415DAD/SVC/s0105000000.html
1.5 Horizontal Osc. Disable Circuit Test
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This test must be made as a final check before the monitor is returned to the customer./Fig. 2 shows
the horizontal osc. disable circuit.
1. With the rear cover removed, supply nominal 120 V AC for BT-S1315DA/DAD or 220 V AC
for BT-S1415DA/DAD to the monitor and turn the power on.
2. Set the customer controls to normal operating positions.
3. Input a monoscope pattern signal.
4. Short R571 with a 10 kΩ jumper wire.
5. Check that the high voltage vanishes, the raster stops, and the AC power supply voltage is 120
V for BT-S1315DA/DAD or 220 V for BT-S1415DA/DAD.
6. If these do not occur, the horizontal osc. disable circuit is not operating properly. Repair this
circuit according to the following procedure before returning the monitor to the customer.
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file:///E:/BT-S1315DA_BT-S1315DAD_BT-S1415DA_BT-S1415DAD/SVC/s0105000000.html [2006-02-04 08:28:12]