Onkyo TX-SR444 Service Manual page 24

1
Check Point (BAPRC-1758)
D
C
B
A
Back
1
2 3
P2801B
Front
2 3
4
P2800B
4
5
Trouble Shoot
P2801B
Check voltage
●
No.2 pin : +15V
P2800B
Check voltage
●
No.11 pin : +5V
P2800B
Check signal
● No.13 pin : signal
ca. 1.4V
64μS
● No.15 pin : signal
ca. 1.4V
64μS
●
No.17 pin : signal
ca. 2.2V
64μS
Input signal : Color bar(NTSC)
●Each voltage is shown as the reference value.
Value error : Plus or minus 15%
TX-SR343/444/HT-R494
5
6
D
C
B
A
6