Read Sony STR-DE1075 Service Manual online
11
STR-DE1075
SECTION 5
ELECTRICAL ADJUSTMENT
OSD Adjustment
Connection
Procedure:
1. Short the CN306 pin 4 on the VIDEO board to the GND.
2. Connect a frequency counter to the CN306 pin 2 on the
1. Short the CN306 pin 4 on the VIDEO board to the GND.
2. Connect a frequency counter to the CN306 pin 2 on the
VIDEO board.
3. Press the
I
/1
button to turn on the main power.
4. Press the
[SET UP]
button.
5. Press the
[<]
or
[>]
button to display “OSD H.POSITION”.
8. Adjust the CT302 so that the frequency counter reading is
3.57954 MHz.
9. Press the
I
/1
button to turn off the main power.
10. Connect a frequency counter to the CN306 pin 1 on the
VIDEO board.
11. Press the
I
/1
button to turn on the main power.
12. Press the
[SET UP]
button.
13. Press the
[>]
button to display “OSD V.POSITION”.
14. Adjust the CT303 so that the frequency counter reading is 7.20
MHz.
Adjustment and Connection Loacation:
VIDEO board
CN306 pin
1
or pin
2
+
–
–
frequency counter
IC304
IC310
CT303
CT302
CN306
1
4
Ver 1.2
– VIDEO BOARD (Component Side) –
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