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Yamaha DBR Series Service Manual

Yamaha DBR Series
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33
DBR10/DBR12/DBR15
3-4. LED inspection
LIMIT LED lights. J Conduct inspection whether it turns
off the light.
SIGNAL LED lights. J Conduct inspection whether it
turns off the light.
PROTECTION LED lights. J Conduct inspection whether
it turns off the light.
POWER LED lights. J Conduct inspection whether it
turns off the light.
D-CONTOUR LED lights. J Conduct inspection whether
it turns off the light.
Conduct inspection whether all LEDs light or not.
In consideration of a case that operator misses a sequence
of action that turns on J off the LED, it’s possible to
recon rm the successive test with “Retry” button.
Each LED test is started.
Determine all LED tests comprehensively.
If result is PASS, click “Yes” button.
If result is FAIL, click “No” button.
The result is displayed in output window as shown below.
When Normal
LED CHECK PASS: LED CHECK
When out of order
LED CHECK FAIL: LED CHECK
検査結果はアウトプットウインドウへ下記のように
表示されます。
正常時
LED CHECK PASS: LED CHECK
故障時
LED CHECK FAIL: LED CHECK
3-4. LED検査
LIMITLEDが点灯→消灯するか検査を行います。
SIGNALLEDが点灯→消灯するか検査を行います。
PROTECTIONLEDが点灯→消灯するか検査を行い
ます。
POWERLEDが点灯→消灯するか検査を行います。
D-CONTOURLED が点灯→消灯するか検査を行い
ます。
LEDが点灯するか検査を行います。
オペレータが LED の点灯→消灯を見逃すケースを
考慮し、「Retry」ボタンでの一連のテストの再確認
が可能です。
LEDテストを開始します。
LEDテストの総合判定を行います。
結果が PASS の場合、「Yes」ボタンをクリックします。
結果が FAIL の場合、「No」ボタンをクリックします。

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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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