Denon DHT-FS5 Service Manual

18
DHT-FS5
TROUBLE SHOOTING トラブルシューティング
1.Power not turn on
N.G
O.K.
N.G
O.K.
N.G N.G
O.K. O.K.
N.G
2.DISPLAY(7Seg-LED、Mode-LED) doesn't show
N.G
O.K.
N.G
O.K. O.K.
Check the Soldering.
࡮connector 1107:3,8pin on FRONT UNIT
࡮connector 1302:3,8pin on SIGNAL UNIT
Check the Power Supply Voltages.
FRONT UNIT
࡮+3.3V[connector 1107:3pin](Voltage value:3.3V)
࡮+5.1V[connector 1107:8pin](Voltage value:5.1V)
Check the Communication waveform for µCOM.
FRONT UNIT
࡮CP[connector 1107:4pin]
࡮DA[connector 1107:5pin]
࡮STR[connector 1107:6pin]
Communication O.K.?
Check the Soldering.
࡮connector 1107:4-6pin on FRONT UNIT
࡮connector 1302:4-6pin on SIGNAL UNIT
FRONT UNIT is replaced.
Check the FUSE condition.
PSU UNIT
࡮F1
Check the Power Supply Voltages.
PSU UNIT
࡮+5.1V[connector CN3(J2):1pin](Voltage
value:5.1V)
PSU UNIT is replaced.
SIGNAL UNIT is replaced.
Check the Power On signal.
PSU UNIT
࡮STBY[connector CN3(J2):3pin]
Is the "H" signal inputted, pressing set with the main
switch?
Check the Power Supply Voltages.
PSU UNIT
࡮+38V[connector CN2(J3):1pin](Voltage value:38V)
࡮+16V[connector CN2(J3):3pin](Voltage value:14V)
Check the POWER KEY signal.
SIGNALޓUNIT
࡮KEY[connector 1302:7pin]
Is the "H-Pulse" signal inputted, pressing set with
the main switch?
SIGNAL UNIT is replaced.
FRONT UNIT is replaced.
PSU UNIT is replaced.
1.電
源
入ら
ず
N.
G
O
.K.
N.G
O
.K.
N.
G
N.
G
O
.K.
O
.K.
N.G
2.DISPLA
Y
(7Seg-LED、Mode-LED)表示せず
N.
G
O
.K.
N.
G
O
.K.
O
.K.
半田付けを確認
・コネクタ1107:3,8pinonFRONTUNIT
・コネクタ1302:3,8pinonSIGNALUNIT
電源電圧確認
FRONTUNIT
・+3.3V[コネクタ1107:3pin](電圧値:3.3V)
・+5.1V[コネクタ1107:8pin](電圧値:5.1V)
ﾏｲｺﾝ通信波形の確認
FRONTUNIT
・CP[コネクタ1107:4pin]
・DA[コネクタ1107:5pin]
・STR[コネクタ1107:6pin]
通信 O.K.?
半田付けを確認
・コネクタ1107:4-6pinonFRONTUNIT
・コネクタ1302:4-6pinonSIGNALUNIT
FRONTUNITを交換する
ヒューズ確認
PSUUNIT
・F1
電源電圧確認
PSUUNIT
・+5.1V[コネクタCN3(J2):1pin](電圧値:5.1V)
PSUUNITを交換する
SIGNALUNITを交換する
POWERON信号の確認
PSUUNIT
・STBY[コネクタCN3(J2):3pin]
電源ボタンを押したとき"H"になるか?
電源電圧確認
PSUUNIT
・+38V[コネクタCN2(J3):1pin](電圧値:38V)
・+16V[コネクタCN2(J3):3pin](電圧値:14V)
POWERKEY信号の確認
SIGNAL UNIT
・KEY[コネクタ1302:7pin]
電源ボタンを押したとき"H-Pulse"になるか?
SIGNALUNITを交換する
FRONTUNITを交換する
PSUUNITを交換する

Denon DHT-FS5 Specifications

General

Type	Home theatre speakers
Frequency range	80 - 20000 Hz
Dimensions (WxDxH)	750 x 138 x 118 mm
Satellite speaker driver diameter	3.15 \
Audio output channels	5.0 channels
Impedance	6 Ω
RMS rated power	150 W
Signal-to-Noise Ratio (SNR)	100 dB
Microphone in	Yes
Product color	Black

Weight and Dimensions

Weight	5100 g