Denon S-52 Service Manual page 44

Check Digital Audio Data Clock from Clock selector
to BF/CODEC. 1U-3846-1(MAIN UNIT)
[IC305]output and [IC101]/[IC300]input:
[CODEC_256FS],[CODEC_64_FS],[CODEC_FS]
O.K.
Check Digital Audio Data output from BF to CODEC.
1U-3846-1(MAIN UNIT)
[IC101]output and [IC300]input:
[D/A_DATA]
O.K.
END
(7) DAB TUNER-in(S-52DAB only)
Check Power Supply Voltages for DAB TUNER UNIT.
1U-3846-1(MAIN UNIT)/1U-3859-1(POWER UNIT)
+5.3V_XM
+3.3V_XM
O.K.
Check control signal for DAB TUNER.
1U-3846-1(MAIN UNIT)
[RADIO_RXD],[RADIO_TXD]
O.K.
Check Digital Audio Data output from DAB TUNER
to CODEC. 1U-3846-1(MAIN UNIT)
[DAB TUNER] output and [IC300] input
[SPDIF_DAB]
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:
[D/A_DATA]
O.K.
END
Check Soldering.
N.G [IC305]:8,6,3pin on MAIN UNIT.
[IC300]:24,11,10pin on MAIN UNIT.
R314,R304,R303 on MAIN UNIT.
N.G Check Soldering.
[IC300]:32pin on MAIN UNIT.
R129,R134 on MAIN UNIT.
N.G Check Soldering.
IC108,CY111 on POWER UNIT.
IC711,CX111,CX081 on MAIN UNIT.
Check Soldering.
N.G [IC701]:29,30pin on MAIN UNIT.
R753,R754,R739,R740,R862,R863
on MAIN UNIT.
DAB INTERFACE UNIT(1U-3847-1)
Check Soldering.
N.G [IC300]:6pin on MAIN UNIT.
R864,R301 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.
ｸﾛｯｸｾﾚｸﾀからBF/CODECへのﾃﾞｼﾞﾀﾙｵｰﾃﾞｨｵ
ﾃﾞｰﾀ用ｸﾛｯｸの確認。1U-3846-1(MAIN UNIT)
・ [IC305]output and [IC101]/[IC300]input:
[CODEC_256FS],[CODEC_64_FS],[CODEC_FS]
O.K.
BFからCODECへのﾃﾞｼﾞﾀﾙｵｰﾃﾞｨｵﾃﾞｰﾀの確認
1U-3846-1(MAIN UNIT)
・ [IC101]output and [IC300]input:
[D/A_DATA]
O.K.
終了
(7) DAB TUNER入力(S-52DABのみ)
DAB TUNERﾕﾆｯﾄ用電源電圧確認
1U-3846-1(MAIN UNIT)/1U-3859-1(POWER UNIT)
・ +5.3V_XM
・ +3.3V_XM
O.K.
DAB TUNER制御信号の確認
1U-3846-1(MAIN UNIT)
・ [RADIO_RXD],[RADIO_TXD]
O.K.
DAB TUNERからCODECへのｱﾅﾛｸﾞｵｰﾃﾞｨｵﾃﾞｰﾀ
出力確認。1U-3846-1(MAIN UNIT)
・ [DAB TUNER] output and [IC300] input
[SPDIF_DAB]
O.K.
CODECからBFへのﾃﾞｼﾞﾀﾙｵｰﾃﾞｨｵﾃﾞｰﾀの確認
1U-3846-1(MAIN UNIT)
・ [IC300]output and [IC101]input:
[A/D_DATA]
O.K.
BFからCODECへのﾃﾞｼﾞﾀﾙｵｰﾃﾞｨｵﾃﾞｰﾀの確認
1U-3846-1(MAIN UNIT)
・ [IC101]output and [IC300]input:
[D/A_DATA]
O.K.
終了
44
S-52/S-52DAB/S-32
半田付けを確認
N.G ・ [IC305]:8,6,3pin on MAIN UNIT.
・ [IC300]:24,11,10pin on MAIN UNIT.
・ R314,R304,R303 on MAIN UNIT.
N.G 半田付けを確認
・ [IC300]:32pin on MAIN UNIT.
・ R129,R134 on MAIN UNIT.
N.G 半田付けを確認
・ IC108,CY111 on POWER UNIT.
・ IC711,CX111,CX081 on MAIN UNIT.
半田付けを確認
N.G ・ [IC701]:29,30pin on MAIN UNIT.
・ R753,R754,R739,R740,R862,R863
on MAIN UNIT.
・ DAB INTERFACE UNIT(1U-3847-1)
半田付けを確認
N.G ・ [IC300]:6pin on MAIN UNIT.
・ R864,R301 on MAIN UNIT.
N.G 半田付けを確認
・ [IC300]:12pin on MAIN UNIT.
・ R311,R144 on MAIN UNIT.
N.G 半田付けを確認
・ [IC300]:32pin on MAIN UNIT.
・ R129,R134 on MAIN UNIT.