30
VSX-LX52
1
2
3
4
A
B
C
D
E
F
1
2
3
4
To Step 6
Step 5: DSP input (digital)
Step 5-1
Step 5-3
Step 5-2
Step 5-4
Digital input of each CH when inputting the digital
signal with audio.
Yes
IC301 (Pin 86) (or R326)
IC301 (Pin 85) (or R325)
IC301 (Pin 98) (or R332)
IC301 (Pin 99) (or R332)
LFE data (SACD)
No
Is there
a data input?
Yes
Center data (SACD)
No
Is there
a data input?
Yes
Surround L/R data
(Front R data (SACD))
No
Is there
a data input?
(0 V
⇔
3.3 V)
(0 V
⇔
3.3 V)
(0 V
⇔
3.3 V)
Yes
Center/LFE data
(Surround L data (SACD))
No
Is there
a data input?
(0 V
⇔
3.3 V)
IC301 (Pin 100) (or R332)
Yes
Surround Back L/R data
(Surround R data (SACD))
No
Is there
a data input?
(0 V
⇔
3.3 V)
IC301 (Pin 89) (or R327)
IC301 (Pin 134)
Yes
DSP0MCLK
No
Is there
a data input?
(0 V
⇔
3.3 V)
Yes
DSP1MCLK
No
Is there
a data input?
(0 V
⇔
3.3 V)
IC301 (Pin 93) (or R330)
Yes
S3BCK
No
Is there
a data input?
(0 V
⇔
3.3 V)
IC301 (Pin 97) (or R332)
Yes
Front L/R data
(Front L data (SACD))
No
Is there
a data input?
(0 V
⇔
3.3 V)
IC301 (Pin 94) (or R331) S3LRCK
No
Is there
a data input?
(0 V
⇔
3.3 V)
Check the HDMI block, and the parts
and patterns in the path.
• 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.
When the source is SACD, go to Step 6.
When the source is others, go to Step 5-4.
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22
22
23
24
25
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26
