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Denon AVR-1508 Service Manual

Denon AVR-1508
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24
AVR-1708/1508/688/588/488 AVC-1508
Unless specified, VIDEO UNIT part.
I
Input
COMPONENT
Check ± 5V and +9V.
+5V : CP514-2pin
-5V : CP514-3pin
+9V : CP514-1pin
NG
To troubleshooting 1.1 Power not turn
on.
OK
Check input/output of COMPONENT.
selector
Input Y : IC1008-42pin
Input Cb : IC1008-44pin
Input Cr : IC1008-46pin
Output Y : IC1008-27pin
Output Cb : IC1008-24pin
Output Cr : IC1008-21pin
NG
Check IC1008 soldering, or DIGITAL
UNIT flaw.
OK
Check input/output of AMP.
Input Y : IC1164-1pin
Input Cb : IC1164-3pin
Input Cr : IC1164-5pin
Output Y : IC1164-13pin
Output Cb : IC1164-11pin
Output Cr : IC1164-9pin
NG
Check soldering of IC1164.
OK
Check between main unit and monitor.
特に記載がない場合は VIDEO 基板の部品です。
I
入力
COMPONENT
± 5V,+9Vの確認
+5V:CP514-2pin
-5V:CP514-3pin
+9V:CP514-1pin
NG
1.1 電源が入らないのトラブルシューティングへ
OK
COMPONENT セレクタの入出力確認
入力 Y:IC1008-42pin
入力 Cb:IC1008-44pin
入力 Cr:IC1008-46pin
出力 Y:IC1008-27pin
出力 Cb:IC1008-24pin
出力 Cr:IC1008-21pin
NG
IC1008 のハンダ付け確認
もしくは、DIGITALUNIT の不具合
OK
AMP の入出力確認
入力 Y:IC1164-1pin
入力 Cb:IC1164-3pin
入力 Cr:IC1164-5pin
出力 Y:IC1164-13pin
出力 Cb:IC1164-11pin
出力 Cr:IC1164-9pin
NG
IC1164 のハンダ付け確認
OK
本体 -MONITOR 間の確認

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Denon AVR-1508 Specifications

General IconGeneral
HDMI Inputs2
HDMI Outputs1
Dolby DigitalYes
DTSYes
AM/FM TunerYes
Response Bandwidth10 Hz - 100 kHz
Signal-To-Noise Ratio98 dB
THD0.08%
Input Impedance47 kOhm
Input Sensitivity200 mV
Tuner TypeDigital
Preset Station Qty56
HDMI SwitchingYes
Tuning RangeFM: 87.5 - 108 MHz, AM: 522 - 1620 kHz
Audio D/A Converter24-bit / 192 kHz
Output Impedance / Channel8 Ohm
Frequency Response10 Hz - 100 kHz
Channels7.1
Power Output75W per channel (8 ohms, 20Hz-20kHz, 0.08% THD)
Output Power / Channel75W (8 ohms)

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