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21
DHT-FS5
【
A
】
【
B
】
O.K.
N.G
O.K.
O.K.
N.G
O.K.
O.K.
AMP UNIT is replaced.
SIGNAL UNIT is replaced.
Check the Soldering.
connector 1400:2,4,6,8,10,12pin on SIGNAL
UNIT
connector 1503:2,4,6,8,10,12pin on AMP UNIT
Check the Soldering.
connector 1700:1pin
ޓ
on AMP UNIT
connector 1700:3pin
ޓ
on AMP UNIT
SIGNAL UNIT is replaced.
Is the sound output by other input sources?
connector UNIT is replaced.
Check the Digital Data output to AMP UNIT.
AMP UNIT
connector
1503:HCKT(2pin),FST(4pin),SCKT(6pin),
SD3(8pin),SD2(10pin),SD1(12pin)
Data waveform
ޓ
O.K.?
Check the Power Supply Voltages.
AMP UNIT
+38V[connector 1700:1pin](Voltage value:38V)
+16V[connector 1700:3pin](Voltage value:14V)
【A】
【B】
O.K.
N.G
O.K.
O.K.
N.G
O.K.
O.K.
AMP UNITを交換する
SIGNAL UNITを交換する
半田付けを確認
・コネクタ1400:2,4,6,8,10,12pin on SIGNAL UNIT
・コネクタ1503:2,4,6,8,10,12pin on AMP UNIT
半田付けを確認
・コネクタ1700:1pin on AMP UNIT
・コネクタ1700:3pin on AMP UNIT
SIGNAL UNITを交換する
他の入力ソースで音は出るか?
CONNECTOR UNITを交換する
AMP UNITへのディジタルデータ出力確認
AMP UNIT
・コネクタ1503:HCKT(2pin),FST(4pin),SCKT(6pin),
SD3(8pin),SD2(10pin),SD1(12pin)
データ波形 O.K.?
電源電圧確認
AMP UNIT
・+38V[コネクタ1700:1pin](電圧値:38V)
・+16V[コネクタ1700:3pin](電圧値:14V)
Содержание DHT FS5 - X-SPACE Surround System Home Theater Speaker Sys
Страница 23: ...23 DHT FS5 BLOCK LEBEL DIAGRAM ...
Страница 27: ...27 DHT FS5 DSPC56371AF180 7400 6 6 B QW 0RG 3 6 2Q 7LPHU 3 2 ...
Страница 35: ...35 DHT FS5 PRINTED WIRING BOARDS SIGNAL P W B UNIT COMPONENT SIDE FOIL SIDE ...
Страница 36: ...36 DHT FS5 POWER AMP P W B UNIT COMPONENT SIDE FOIL SIDE ...
Страница 37: ...37 DHT FS5 PSU P W B UNIT COMPONENT SIDE FOIL SIDE ...
Страница 38: ...38 DHT FS5 FRONT P W B UNIT CONNECTOR P W B UNIT COMPONENT SIDE FOIL SIDE COMPONENT SIDE FOIL SIDE ...
Страница 66: ...66 DHT FS5 F509 ch1 F510 ch2 F519 ch1 F518 ch2 F517 ch3 F514 ch4 PWM FL ch1 5502 in ch1 5502 out ch2 ...
Страница 67: ...67 DHT FS5 5504 in ch1 5504 out ch2 PWM FL ch1 7601 1 3 ch2 2629 out ch3 Q1_D GND Q12_C GND ...
Страница 77: ...SCHEMATIC DIAGRAMS 9 10 DHT FS5 SCHEMATIC DIAGRAMS 9 10 PSU 1 UNIT 11 ...
Страница 78: ...SCHEMATIC DIAGRAMS 10 10 DHT FS5 SCHEMATIC DIAGRAMS 10 10 PSU 2 UNIT 12 ...