Ic Data Transmission Timing Chart - Pioneer VSX-415-K Service Manual

5

7.3.2 IC DATA TRANSMISSION TIMING CHART

IC data transmission timing chart
1.When function chage
0
A.MUTE "L"(mute)
(port)
E-volume Mute data
(BD3812,13)
function SW Now data
(BD3841)
video select Now data
(NJM2256)
DSP or direct change Now data
(BD3813)
speaker relay Now data
(port)
condition of mute cancel (system mute & E-volume mute)
1) when tuner mute during Tuner function
2) when communicate to DSP
3) when initial processing
4) when detect trouble of AMP DC
5) when detect overload of AMP
6) when Power off
7) when muting by key input
2.When except function chage
0
A.MUTE "L"(mute)
(port)
E-volume Mute data
(BD3812,13)
DSP or direct change Now data
(BD3813)
speaker relay Now data
(port)
condition of mute cancel (system mute & E-volume mute)
1) when tuner mute during Tuner function
2) when communicate to DSP
3) when initial processing
4) when detect trouble of AMP DC
5) when detect overload of AMP
6) when Power off
7) when muting by key input
5
6
120ms pass 180ms pass
Full open
Full open
120ms pass 180ms pass
New or last data
New data
VSX-415-K
6
7
240ms pass 300ms pass
New data
New data
New data
New data
240ms pass 300ms pass
7
8
440ms pass 500ms pass
"L"or"H"
Last data
440ms pass 500ms pass
"L"or"H"
Last data
67
8
A
B
C
D
E
F