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Yamaha DBR Series Service Manual

Yamaha DBR Series
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34
DBR10/DBR12/DBR15
Troubleshooting
If you fail, check wire connection and the following parts.
CPU(PCBDSP:IC504-47pin)→LIMITLED
CPU(PCBDSP:IC504-46pin)→SIGNALLED
CPU(PCBDSP:IC504-45pin)→PROTECTIONLED
CPU(PCBDSP:IC504-44pin)→POWERLED
CPU(PCBDSP:IC504-43pin)→D-CONTOURLED
トラブルシューティング
失敗した場合、次の部品及び結線を確認します。
CPU(PCBDSP:IC504-47pin)→LIMITLED
CPU(PCBDSP:IC504-46pin)→SIGNALLED
CPU(PCBDSP:IC504-45pin)→PROTECTIONLED
CPU(PCBDSP:IC504-44pin)→POWERLED
CPU(PCBDSP:IC504-43pin)→D-CONTOURLED
3-5. SWITCH inspection
Inspect On | Off status of D-CONTOUR switch.
Inspect On | Off status of HPF switch.
[D-CONTOUR switch inspection]
Following the window below, the state of each switch is
operated. After “OK” button ispressed, the status of switch
is inquired to rmware side and judged automatically.
[HPF switch inspection]
Following the window below, the state of each switch is
operated. After “OK” button ispressed, the status of switch
is inquired to rmware side and judged automatically.
If status received from rmware is not the one intended,
whether or not to performagain the test that status of
switch is the same is confirmed. The test is performed
again with “Retry” button, and not performed again with
“Cancel” button.
3-5. SWITCH検査
D-CONTOURのON¦OFF状態を検査します。
HPFスイッチの ON¦OFF状態を検査します。
[D-CONTOUR スイッチ検査 ]
下の画面の表示に従い、各スイッチの状態を操作し
ます。「OK」ボタンを押下した後に、ファームウェ
ア側にスイッチの状態を問い合わせて、自動判定し
ます。
[HPF スイッチ検査 ]
下の画面の表示に従い、各スッチの状態を操作
す。「OK」ボを押下した後にァームウア側
にスイッチの態を問い合わて、自動判定します。
ファームウェアから受信した状態が意図した状態で
ない場合は、同一スイッチ状態のテストを再度実行
するか確認します。「Retry」ボタンで再テストを行
い、「Cancel」ボタンで再テストを行いません。

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Yamaha DBR Series Specifications

General IconGeneral
TypePowered Speaker
Amplifier ClassClass-D
InputsXLR, 1/4" TRS, RCA
OutputsXLR
Enclosure MaterialPlastic
Mounting OptionsPole mount
Coverage angle90° x 60°
I/O ConnectorsXLR, 1/4" TRS, RCA
Woofer Size12"
Tweeter Size1.4"
ProtectionOvercurrent protection

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