JVC XP-A1000BK - Page 43

Check the pattern
output from J103
D/A Circuit: Described for F/DAP only.
Does IC201
pin @ receive
digital data ?
NO
YES
Is digital
data output 4fs from
(C201 pin @ ?
NO
YES
Isa
sampled sine
wave output from
1C204 pin @ ?
NO
YES
Does IC 209
pin © generate
a waveform ?
NO
YES
Does IC207
pin @ generate a
waveform ?
NO
YES
Does IC505
pin @ generate a
waveform ?
NO
YES
Check the patterns
output around Q509.
XP-A1000BK
Are LRCK,
BCLK, and DFCK
signals in the normal
condition ?
YES
NO
Check the Clock List.
IC201 is defective.
Check IC203, IC 202 and their
peripheral parts.
Check IC204, tC 205 and their
peripheral parts.
Check IC 209, IC 207 and their
peripheral parts.
Check IC 210, VR901, IC505
and their peripheral parts.
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