Denon S-52 DAB Service Manual page 47

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(10) WiFi-in
Check Power Supply Voltages for WiFi.
and PHY(IC504). 1U-3846-1(MAIN UNIT)
+3.3V_E1
O.K.
Check Reset signal for WiFi.
1U-3846-1(MAIN UNIT)
[WL_RST]:"H"level O.K.?
O.K.
Check control signal for WiFi.
1U-3846-1(MAIN UNIT)
[WL_IREQ],[WLNREG],[NWAIT],[NCS2]
O.K.
Check control signal for WiFi.
1U-3846-1(MAIN UNIT)
[NEW_WL],[NOE_WL]
T E
L 1 3 9 4 2 2 9 6 5 1 3
O.K.
Check data bus and address bus for WiFi.
1U-3846-1(MAIN UNIT)
[D0-D15],[A0-13]
O.K.
Check Digital Audio Data output from DM850
to CODEC. 1U-3846-1(MAIN UNIT)
[DM850] output and [IC300] input
[SPDIF_ETHER]
O.K.
Check Digital Audio Data output from CODEC to BF.
1U-3846-1(MAIN UNIT)
[IC300]output and [IC101]input:
[A/D_DATA]
O.K.
Check Digital Audio Data output from BF to CODEC.
1U-3846-1(MAIN UNIT)
[IC101]output and [IC300]input:
w w w
[D/A_DATA]
O.K.
.
END
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N.G Check Soldering.
IC511 on MAIN UNIT.
N.G Check Soldering.
[IC501]:10pin,RR103,RR320 on MAIN UNIT.
N.G Check Soldering.
[IC501]:11,19,109,183pin on MAIN UNIT
N.G Check Soldering.
[IC513] on MAIN UNIT.
Check Soldering.
N.G [IC501]:118-140,152-177pin on MAIN UNIT.
[IC502],[IC503] on MAIN UNIT.
N.G Check Soldering.
[IC501]:39pin,R198 on MAIN UNIT.
[IC300]:4pin on MAIN UNIT.
N.G Check Soldering.
[IC300]:12pin on MAIN UNIT.
R311,R144 on MAIN UNIT.
N.G Check Soldering.
[IC300]:32pin on MAIN UNIT.
R129,R134 on MAIN UNIT.
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