Sony KL-X9200M Service Manual page 38
Lcd projection data monitor
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Also See for KL-X9200M:
- Operating instructions manual (176 pages) ,
- Operating instructions manual (177 pages)
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KL-X9200M/X9200U
RM-902
3. B channel
1)
Enter SERVICE mode, and change the data of
[CXA2111] "27" GAMO from 0 to 1.
2)
Connect oscilloscope to TP5602 (C Board).
3)
In the SERVICE mode, select [M62370] "02" B GN,
and adjust it so that 0IRE ~ 100IRE becomes 1.44
±0.02Vp-p.
4)
In the SERVICE mode, select [M62370] "05" B BS, and
adjust it so that the forward 0IRE ~ reverse 0IRE be-
comes 5.55 ±0.02Vp-p.
5)
Confirm that the amplitude of waveforms at TP5603 and
TP5602 is within ±150mV by executing adjustment 3
and 4 again.
6)
Change back the data of [CXA2111] GAMO from 1 to 0
after adjusting, then save them.
γ Curve Adjustment
1. R channel
1)
Enter SERVICE mode.
2)
Connect oscilloscope to TP5202 (C Board).
3)
In the SERVICE mode, set the value of [µPD6221-94]
"00" RLB1 to 144, and value of "03" RLB2 to 255.
4)
In the SERVICE mode, select [M62370] "12" RLG1,
and adjust it so that 0IRE ~ 100IRE becomes 0.4
±0.02Vp-p.
5)
In the SERVICE mode, select [µPD6221-94] "00"
RLB1, and adjust it so that the forward 0IRE ~ reverse
0IRE becomes 7.45 ±0.02Vp-p.
6)
Change back the data of [µPD6221-94] "03" RLB2 as it
used to be, then save them.
10 IRE
0 IRE
Bch 5.55
±0.02Vp-p
100 IRE
Bch 1.44 ±0.02Vp-p
0
IRE
0 IRE
Rch 7.45
±0.02Vp-p
100 IRE
Rch 0.40 ±0.02Vp-p
0
IRE
2. G channel
1)
Enter SERVICE mode.
2)
Connect oscilloscope to TP5402 (C Board).
3)
In the SERVICRE mode,set the value of [µPD6221-94]
"01" GLB1 to 144, and value of "04" GLB2 to 255.
4)
In the SERVICE mode, select [M62370] "13" GLG1,
and adjust it so that 0IRE ~ 100IRE becomes 0.38
±0.02Vp-p.
5)
In the SERVICE mode, select [µPD6221-94] "01"
RLB1, and adjust it so that the forward 0IRE ~ reverse
0IRE becomes 6.65 ±0.02Vp-p.
6)
Change back the data of [µPD6221-94] "04" RLB2 as it
used to be, and save them.
10 IRE
3. B channel
1)
Enter SERVICE mode.
2)
Connect oscilloscope to TP5602 (C Board).
3)
In the SERVICRE mode, set the value of [µPD6221-94]
"02" BLB1 to 144, and value of "05" BLB2 to 255.
4)
In the SERVICE mode, select [M62370] "14" BLG1,
and adjust it so that 0IRE ~ 100IRE becomes 0.54
±0.02Vp-p.
5)
In the SERVICE mode, select [µPD6221-94] "02"
BLB1, and adjust it so that the forward 0IRE ~ reverse
0IRE becomes 8.45 ±0.02Vp-p.
6)
Change back the data of [µPD6221-94] "05" BLB2 as it
used to be, then save them.
10 IRE
– 38 –
0 IRE
Gch 6.65
±0.02Vp-p
100 IRE
Gch 0.38 ±0.02Vp-p
0
IRE
0 IRE
Bch 8.45
±0.02Vp-p
100 IRE
Bch 0.54 ±0.02Vp-p
0
IRE
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