Denon S-52 Service Manual

37
S-52/S-52DAB/S-32
TROUBLE SHOOTING トラブルシューティング
● ADV-S52 ● ADV-S52
トラ
ブ
ルシューティン
グ
1. LCD doesn't displa
y
1. LCD
表
示せ
ず
(1) Check the Set-up process of System 㱘-COM and BF(DSP) (1) システムμ-COM
と
BF(DSP)
立
ち
上
が
りチェッ
ク
工
程
Check Power Supply Voltages for System uCOM. ｼｽﾃﾑﾏｲｺﾝ用電
源
電圧
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 +3.3V_DNS 䊶 1U-3859-4(STANDBY TRANS UNIT). ・ +3.3VDNS ・ 1U-3859-4(STANDBYTRANSUNIT).
䊶 CX051 on MAIN UNIT. ・ CX051onMAINUNIT.
O.K.
O
.
K
.
Check Reset signal for System uCOM. ｼｽﾃﾑﾏｲｺﾝ用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 [IC701]:10pin 䊶 IC703 on MAIN UNIT. ・ [IC701]:10pin ・ IC703onMAINUNIT.
"H"level O.K.? 䊶 IC701 on MAIN UNIT. "H"levelO.K.? ・ IC701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 [IC701]:11pin 䊶 X702 on MAIN UNIT. ・ [IC701]:11pin ・ MAINUNI
T
のX702
24MHz OK? 24MHzOK?
O.K.
O
.
K
.
Check Power On Signal. POWERON
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 [IC701]: 䊶 IC701 on MAIN UNIT. ・ [IC701]: ・ IC701onMAINUNIT.
"H"level at [M_POWER]19pin 䊶 1U-3859-4(STANDBY TRANS UNIT). "H"levelat[MPOWER]19pin ・ 1U-3859-4(STANDBYTRANSUNIT).
O.K.
O
.
K
.
Check Power Supply Voltages for LCD. Check Soldering. LCD用電
源
電圧
確
認
半
田
付
けを
確
認
1U-3846-1(MAIN UNIT) N.G 䊶 1U-3859-1(POWER UNIT). 1U-3846-1(MAINUNIT) N.G ・ 1U-3859-1(POWERUNIT).
䊶 +12V_D1 䊶 CX111 on MAIN UNIT. ・ +12VD1 ・ CX111onMAINUNIT.
䊶 +8.0V_D1 䊶 IC108 on MAIN UNIT. ・ +8.0VD1 ・ IC108onMAINUNIT.
䊶 CX262 on MAIN UNIT. ・ CX262onMAINUNIT.
O.K.
O
.
K
.
Check Power Supply Voltages for BF(DSP)(IC101). Check Soldering. BF(DSP)(IC101)用電
源
電圧
確
認
半
田
付
けを
確
認
1U-3846-1(MAIN UNIT) N.G 䊶 1U-3859-1(POWER UNIT). 1U-3846-1(MAINUNIT) N.G ・ 1U-3859-1(POWERUNIT).
䊶 +3.3V_D1 䊶 CX111 on MAIN UNIT. ・ +3.3VD1 ・ CX111onMAINUNIT.
䊶 +1.2V_D1 䊶 IC110 on MAIN UNIT. ・ +1.2VD1 ・ IC110onMAINUNIT.
O.K.
O
.
K
.
Check Reset signal for BF(DSP) Check Soldering. BF(DSP)用RESE
T
信
号の
確
認
半
田
付
けを
確
認
1U-3846-1(MAIN UNIT) N.G 䊶 IC701 on MAIN UNIT. 1U-3846-1(MAINUNIT) N.G ・ IC701onMAINUNIT.
䊶 [IC701]:35pin[BF_RST] 䊶 IC101 on MAIN UNIT. ・ [IC701]:35pin[BFRST] ・ IC101onMAINUNIT.
"H"level O.K.? 䊶 IC103 on MAIN UNIT. "H"levelO.K.? ・ IC103onMAINUNIT.
O.K.
O
.
K
.
Check Clock Signal for BF(DSP) Check Soldering. BF(DSP)用
ｸ
ﾛｯ
ｸ
信
号の
確
認
半
田
付
けを
確
認
1U-3846-1(MAIN UNIT) N.G 䊶 IC303 on MAIN UNIT. 1U-3846-1(MAINUNIT) N.G ・ IC303onMAINUNIT.
䊶 [256FS_48_BF] 䊶 X301 on MAIN UNIT. ・ [256FS48BF] ・ X301onMAINUNIT.
12.288MHz OK? 12.288MHzOK?
O.K.
O
.
K
.

Denon S-52 Specifications

General

RMS rated power	20 W
Connectivity technology	Wireless
Impedance	4 Ω
Interface	USB
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Ethernet LAN (RJ-45) ports	1
Ethernet LAN	Yes
Product color	Black
Audio formats supported	AAC, MP3, WAV, WMA
Power requirements	100 - 240 V, 50/60 Hz
Power consumption (standby)	0.3 W
Power consumption (typical)	37 W

Weight and Dimensions

Depth	226 mm
Width	380 mm
Height	126 mm
Weight	6700 g