Denon AVR-1508 Service Manual

12
AVR-1708/1508/688/588/488 AVC-1508
※ Unless specified, VIDEO UNIT part.
A
Input
CVBS
Check ± 5V.
+5V : CP514-2pin
-5V : CP514-3pin
NG
To troubleshooting 1.1 Power not turn
on.
OK
Check input/output of analog SW.
Input : IC1001-12in
Output : IC1001-1pin
NG
Check analog SW settings.
IC1001-15pin : H
IC1001-11pin : L
NG
Check soldering of IC1003.
OK
OK
Check soldering of IC1001.
Check input/output of AMP.
Input : IC1157-3pin
Output : IC1157-1pin
NG
Check soldering of IC1157 and
surrounding parts.
OK
Check input/output of analog SW.
Input : IC1002-2pin
Output : IC1002-3pin
NG
Check analog SW settings.
IC1002-10pin : L
IC1002-9pin : L
NG
Check soldering of IC1003.
OK
OK
Check soldering of IC1002.
Check input/output of AMP.
Input : IC1151-3pin
Output : IC1151-1pin
NG
Check soldering of IC1151.
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。
A
入力
CVBS
±5Vの確認
+5V:CP514-2pin
-5V:CP514-3pin
NG
1.1 電源が入らないのﾄﾗﾌﾞﾙｼｭｰﾃｨﾝｸﾞへ
OK
ｱﾅﾛｸﾞ SW の入出力確認
入力 :IC1001-12pin
出力:IC1001-1pin
NG
ｱﾅﾛｸﾞ SW の設定確認
IC1001-15pin:H
IC1001-11pi:Ｌ
NG
IC1003 のﾊﾝﾀﾞ付け確認
OK
OK
IC1001 のﾊﾝﾀﾞ付け確認
AMP の入出力確認
入力:IC1157-3pin
出力:IC1157-1pin
NG
IC1157 及び周辺部品の
ﾊﾝﾀﾞ付け確認
OK
ｱﾅﾛｸﾞ SW の入出力確認
入力:IC1002-2pin
出力:IC1002-3pin
NG
ｱﾅﾛｸﾞ SW の設定確認
IC1002-10pin:L
IC1002-9pin:L
NG
IC1003 のﾊﾝﾀﾞ付け確認
OK
OK
IC1002 のﾊﾝﾀﾞ付け確認
AMP の入出力確認
入力:IC1151-3pin
出力:IC1151-1pin
NG
IC1151 のﾊﾝﾀﾞ付け確認
OK
本体 -MONITOR 間の確認

Denon AVR-1508 Specifications

General

HDMI Inputs	2
HDMI Outputs	1
Dolby Digital	Yes
DTS	Yes
AM/FM Tuner	Yes
Response Bandwidth	10 Hz - 100 kHz
Signal-To-Noise Ratio	98 dB
THD	0.08%
Input Impedance	47 kOhm
Input Sensitivity	200 mV
Tuner Type	Digital
Preset Station Qty	56
HDMI Switching	Yes
Tuning Range	FM: 87.5 - 108 MHz, AM: 522 - 1620 kHz
Audio D/A Converter	24-bit / 192 kHz
Output Impedance / Channel	8 Ohm
Frequency Response	10 Hz - 100 kHz
Channels	7.1
Power Output	75W per channel (8 ohms, 20Hz-20kHz, 0.08% THD)
Output Power / Channel	75W (8 ohms)