Sony KV-32HS500 Training Manual page 49

Direct view/projection television troubleshooting, da-4 & da-4x chassis
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Video inputs 5 and 6 are also located on the U board, but are connected to IC1505 Video Switch. Video inputs
5 and 6 are component inputs. The component signal outputs from IC1505 can be viewed at Cn1502/ pins B17
(Y), A16 (PB) and B14 (PR) reference Waveforms 5-4 and 5-5.
WAVEFORM 5-4
WAVEFORM Y SIGNAL 1.3Vp-p (H)
Note: These same component signals will also be present at CN2002/pins 9 (Y), 12 (PB), 15 (PR) for Sub and
Main video inputs, and CN2002/pins 28 (Y), 31 (PB), 34 (PR) for the component input for signal tracing.
The Horizontal (HS) and Vertical (HS). Sync. Input signals for both DRC and MID can be viewed at CN2002/pin
21 (DRC VS), CN2002/pin 18 (DRC HS), CN2002/pin 40 (MID VS) and CN2002/pin 37 (MID HS). (Reference
Waveforms 5-7 and 5-8 for VS and HS waveforms)
CH2
2 V
50uS
C H 2
WAVEFORM P
Waveform 5-7
Horizontal Sync
WAVEFORM P
WAVEFORM 5-6
SIGNAL 1.3Vp-p (H)
B
CH2
2 V
1 0 m S
C H 2
47
5. DA-4 & DA-4X Video Processing
WAVEFORM 5-5
SIGNAL 1.3Vp-p (H)
R
Waveform 5-8
Vertical Sync

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