Read Sony STR-DA2ES / STR-DB1080 Service Manual online
12
STR-DA2ES/DB1080
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
[CUSTOMIZE]
button.
5. Press the
[>]
button to display “COLOR SYSTEM”.
6. Turn the JOG DIAL to display “NTSC”.
7. Press the
7. Press the
[>]
button to display “OSD H.POSITION”.
8. Adjust the CT302 so that the frequency counter reading is
3.57954 MHz.
9. Press the
[<]
button to display “COLOR SYSTEM”.
10. Turn the JOG DIAL to display “PAL”.
11. Press the
11. Press the
[>]
button to display “OSD H.POSITION”.
12. Adjust the CT301 so that the frequency counter reading is
4.43361 MHz.
13. Press the
I
/1
button to turn off the main power.
14. Connect a frequency counter to the CN306 pin 1 on the
VIDEO board.
15. Press the
I
/1
button to turn on the main power.
16. Press the
[CUSTOMIZE]
button.
17. Press the
[>]
button to display “OSD V.POSITION”.
18. Adjust the CT303 so that the frequency counter reading is 7.20
MHz.
Note:
The steps 5, 6 and 9 to 12 should be performed to the models except
for the STR-DA2ES and STR-DB1080: Korean.
for the STR-DA2ES and STR-DB1080: Korean.
Adjustment and Connection Loacation:
– VIDEO BOARD (Component Side) –
VIDEO board
CN306 pin
1
or pin
2
+
–
–
frequency counter
IC306
CN306
CT303
IC305
IC304
IC310
CT302 CT301
1
4
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