Denon S-52 DAB - Page 45

45
S-52/S-52DAB/S-32
(8) ETHERNET-in (8) ETHERNE
T
入
力
Check Power Supply Voltages for DM850(IC501) DM850(IC501)
と
PHY(IC504)用電
源
電圧
確
認
and PHY(IC504). 1U-3846-1(MAIN UNIT) N.G Check Soldering. 1U-3846-1(MAINUNIT) N.G
半
田
付
けを
確
認
䊶 +3.3V_E1 䊶 IC511,IC512 on MAIN UNIT. ・ +3.3VE1 ・ IC511,IC512onMAINUNIT.
䊶 +1.8V_E1 䊶 [IC701]:67pin on MAIN UNIT. ・ +1.8VE1 ・ [IC701]:67pinonMAINUNIT.
䊶 [E_POWER]:"H"level OK? ・ [EPOWER]:"H"levelOK?
O.K.
O
.
K
.
Check Reset signal for DM850. DM850用RESE
T
信
号の
確
認
1U-3846-1(MAIN UNIT) N.G Check Soldering. 1U-3846-1(MAINUNIT) N.G
半
田
付
けを
確
認
䊶 [E_RST]:"H"level O.K.? 䊶 [IC701]:69pin on MAIN UNIT. ・ [ERST]:"H"levelO.K.? ・ [IC701]:69pinonMAINUNIT.
䊶 [IC501]:190pin [ERST]:"H"level OK? 䊶 TR505,TR506 on MAIN UNIT. ・ [IC501]:190pin[ERST]:"H"levelOK? ・
T
R505,TR506onMAINUNIT.
O.K.
O
.
K
.
Check Oscillation waveform.
発振波形確
認
1U-3846-1(MAIN UNIT) N.G Check Soldering. 1U-3846-1(MAINUNIT) N.G
半
田
付
けを
確
認
䊶 [IC501]:204pin 䊶 X501 on MAIN UNIT. ・ [IC501]:204pin ・ X501onMAINUNIT.
24.576MHz OK? 24.576MHzOK?
O.K.
O
.
K
.
Check control signal for DM850. Check Soldering. DM850
制御信
号の
確
認
半
田
付
けを
確
認
1U-3846-1(MAIN UNIT) N.G 䊶 [IC701]:20,22,68,70,72,98,99,100pin 1U-3846-1(MAINUNIT) N.G ・ [IC701]:20,22,68,70,72,98,99,100pin
䊶 [E_RXD],[E_TXD],[E_REQ],[E_SPICS], on MAIN UNIT. ・ [ERXD],[ETXD],[EREQ],[ESPICS], onMAINUNIT.
[E_SPICLK],[E_SPIMOEI],[E_SPIMIEO], 䊶 [IC506] on MAIN UNIT. [ESPICLK],[ESPIMOEI],[ESPIMIEO], ・ [IC506]onMAINUNIT.
[E_MODE] [EMODE]
O.K.
O
.
K
.
Check Reset signal for PHY. PHY用RESE
T
信
号の
確
認
1U-3846-1(MAIN UNIT) N.G Check Soldering. 1U-3846-1(MAINUNIT) N.G
半
田
付
けを
確
認
䊶 [IC504]:42pin [ETH_PDOWN]:"H"level O.K.? 䊶 [IC501]:62pin on MAIN UNIT. ・ [IC504]:42pin[ETHPDOWN]:"H"levelO.K.? ・ [IC501]:62pinonMAINUNIT.
O.K.
O
.
K
.
Check Clock Signal for PHY. PHY用
ｸ
ﾛｯ
ｸ
信
号の
確
認
1U-3846-1(MAIN UNIT) N.G Check Soldering. 1U-3846-1(MAINUNIT) N.G
半
田
付
けを
確
認
䊶 [IC504]:46pin [MIIPHYCLK] 䊶 [IC501]:81pin on MAIN UNIT. ・ [IC504]:46pin[MIIPHYCLK] ・ [IC501]:81pinonMAINUNIT.
**********MHz OK? **********MHzOK?
O.K.
O
.
K
.
Check control signal for PHY. Check Soldering. PHY
制御信
号の
確
認
半
田
付
けを
確
認
1U-3846-1(MAIN UNIT) N.G 䊶 [IC501]:25-29,41,68-70,73-76,82,83, 1U-3846-1(MAINUNIT) N.G ・ [IC501]:25-29,41,68-70,73-76,82,83,
䊶 [MIIMDIO],[MIIMDC],[MIIRXER],[MIICRS], 97,98pin on MAIN UNIT. ・ [MIIMDIO],[MIIMDC],[MIIRXER],[MIICRS], 97,98pinonMAINUNIT.
[MIIRXDV],[MIIRXCLK],[MIIRXD0-3], [MIIRXDV],[MIIRXCLK],[MIIRXD0-3],
[MIICOL],[MIITXEN],[MIITXCLK],[MIITXD0-3] [MIICOL],[MIITXEN],[MIITXCLK],[MIITXD0-3]
O.K.
O
.
K
.
Check control signal for ETHERNET. Check Soldering. ETHERNE
T
制御信
号の
確
認
半
田
付
けを
確
認
1U-3846-1(MAIN UNIT) N.G 䊶 [IC504]:30-34pin on MAIN UNIT. 1U-3846-1(MAINUNIT) N.G ・ [IC504]:30-34pinonMAINUNIT.
䊶 [TD+/-],[RD+/-],[CTTD],[CTRD] 䊶 JK501 on MAIN UNIT. ・ [TD+/-],[RD+/-],[CTTD],[CTRD] ・ JK501onMAINUNIT.
䊶 CX071,CY071 on MAIN UNIT. ・ CX071,CY071onMAINUNIT.
O.K.
O
.
K
.
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