Pioneer VSX-1019AH-K Service Manual page 30

1
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A
Step 5: DSP input (digital)
Digital input of each CH when inputting the digital
signal with audio.
Step 5-1
LFE data (SACD)
IC301 (Pin 86) (or R326)
Is there No
a data input?
(0 V ⇔ 3.3 V)
20
Yes
B
IC301 (Pin 85) (or R325) Center data (SACD)
Is there No
a data input?
(0 V ⇔ 3.3 V)
21
Yes
Step 5-2
IC301 (Pin 98) (or R332) Surround L/R data
(Front R data (SACD))
No
Is there
a data input?
C
(0 V ⇔ 3.3 V)
22
Yes
Center/LFE data
IC301 (Pin 99) (or R332)
(Surround L data (SACD))
TE
L 13942296513
No
Is there
a data input?
(0 V ⇔ 3.3 V)
22
Yes
IC301 (Pin 100) (or R332)
D
No
Is there
a data input?
(0 V ⇔ 3.3 V)
22
Yes
Step 5-3
IC301 (Pin 89) (or R327) DSP0MCLK
No
Is there
a data input?
E
(0 V ⇔ 3.3 V)
23
Yes
IC301 (Pin 134) DSP1MCLK
Is there No
a data input?
(0 V ⇔ 3.3 V)
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24
Yes
F
30
1
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2
Surround Back L/R data
(Surround R data (SACD))
Check the HDMI block, and the parts
and patterns in the path.
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VSX-1019AH-K
2
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3
8
IC301 (Pin 93) (or R330)
Is there No
a data input?
(0 V ⇔ 3.3 V)
25
Yes
IC301 (Pin 97) (or R332)
Is there No
a data input?
(0 V ⇔ 3.3 V)
22
Yes
When the source is SACD, go to Step 6.
When the source is others, go to Step 5-4.
Step 5-4
IC301 (Pin 94) (or R331) S3LRCK
No
Is there
a data input?
(0 V ⇔ 3.3 V)
26
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3 6 7 1 3
• When the USB is input, check the IC1300
and IC800, and the parts and patterns in
the path.
• When the HDMI I2S or HDMI SACD is input,
check the HDMI block, and the parts and
patterns in the path.
• When the COAX, OPT or HDMI SPDIF is
input, check the parts and patterns in the
path.
To Step 6
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.
3
4
2 9 9 4 2 8
S3BCK
Front L/R data
(Front L data (SACD))
1 5 0 5 8 2 9 9 4
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4
9 9
2 8 9 9