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Sklep przegląda 5875 gości i
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Dla tego produktu nie napisano jeszcze recenzji!
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Dokładna dokumentacja, pomogła w szybkiej naprawie telewizora. Dziękuję!
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jedyne do czego mogę mieć zastrzeżenie to jakość zdjęć zawartych w przesłanej instrukcji serwisowej ponieważ są fatalnej jakości, praktycznie nieczytelne. tak poza tym jestem zadowolony to jest to czego szukałem.
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Wszystko w porządku.
Instrukcja czytelna i kompletna.
Dziękuję.
all right!
thank you.
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Bardzo dobra instrukcja. Zawiera wszystko co potrzeba, polecam!
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Instrukcja jest OK. Schematy czytelne, opisane niektóre procedury.
1-3. Name and Function of Switch/Indicator/VR
1-3. Name and Function of Switch/Indicator/VR
8
COR1
9
THRU(0) 340 ns
1 3 5 6 7 2 4
D5 D3 RV2
FINE
S2 S3
680 ns 1020 ns RES AC
S1
RV4
GAIN
RV3
Main Board (VDA-52 Board: Side A)
Switches, shorting plug, and VRs (Factory default settings are indicated by a \ mark)
No. Ref. No. Name 9 S1 DC RESTORE Function \ RES: Under normal operation (When a SYNC TIP signal is clamped to the signal input to the VIDEO IN connector) AC: AC coupling (When a signal containing no sync signal is input to the VIDEO IN connector) Sets the delay time of an output signal for the input signal of a VIDEO IN connector by S2, S3, and COR1. The delay can be fine-adjusted in the range (a) of 0 to 15 nsec by RV2. Total delay = (Sum of S2, S3, and COR1) + a + (System delay: approx.40) [ns] 3 S2 5 S3 8 COR1 4 RV2 7 RV3 DELAY (x 15) DELAY (x 75) DELAY (x 340) DELAY (FINE) LEN \ 1: 0 ns \ 1: 0 ns \ THRU (0 ns) 2: 15 ns 2: 75 ns 3: 30 ns 3: 150 ns 340 ns 4: 45 ns 4: 225 ns 680 ns 5: 60 ns 5: 300 ns 1020 ns 6: 75 ns 6: 375 ns
\ Fully counterclockwise (0 ns) to Fully clockwise (15 ns) Adjusts the frequency characteristics of the signal output from the VIDEO OUTconnector. (Corrects the deterioration in the frequency characteristics of the video signal input to the VIDEO IN connector.) \ Fully counterclockwise Adjusts the level of the signal output from the VIDEO OUT connector in the range of approx. ± 2 dB. (Corrects the deterioration in the level of the video signal input to the VIDEO IN connector.) n At the factory-out, RV4 was adjusted to 0 dB.
6 RV4
GAIN
n
Determine the setting of rotary switches (S2 and S3) by the notch position of a shaft (indicated by the arrow in the figure below). Shaft Notch Setting 1 Setting 2 Setting 3 Setting 4 Setting 5 Setting 6
S2: 0 ns S3: 0 ns
S2: 15 ns S3: 75 ns
S2: 30 ns S3: 150 ns
S2: 45 ns S3: 225 ns
S2: 60 ns S3: 300 ns
S2: 75 ns S3: 375 ns
Indicators
No. Ref. No. Name 2 D3 VIDEO IN Color Function
Green/red Green: When an analog composite video signal is input to VIDEO IN connector Red: When no analog composite video signal is normally input to VIDEO IN connector (including the case where no signal is input) Green/red Green: A power supply of _5 V is normal Red: A power supply of _5 V is abnormal
BKPF-L723
1 D5
_5 V WARNING
1-2 (E)
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