Denon AVR-5803 Service Manual page 18

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Audio Section
Idling Current (1U-3296-1, 2)
Required measurement equipment : DC Voltmeter
Preparation
(1) Avoid direct blow from an air conditioner or an electric fan, and adjust the unit at normal room tempereture 15 °C ~ 30
°C (59 °F ~ 86 °F).
(2) Presetting
G POWER (Power sourse switch)
G SPEAKER (Speaker terminal)
Adjustment
(1) Remove top cover and set VR131, VR231, VR331 on 1U-3296-1 (Power Amp. L unit), VR132, VR232, VR332,
VR432 on 1U-3296-2 (Power Amp. R unit) at full counterclockwise (
(2) Connect DC Voltmeter to test points (FRONT-Lch: TP101, FRONT-Rch: TP102, CENTER ch: TP402, SURROUND-
Lch: TP201, SURROUND-Rch: TP202, SURROUND BACK-Lch: TP301, SURROUND BACK-Rch: TP302).
(3) Connect power cord to AC Line, and turn power switch "ON".
(4) Presetting.
(5) Within 2 minutes after the power on, turn VR131 clockwise (
DC.
(6) After 10 minutes from the preset above, turn VR131 to set the voltage to 3 mV ±0.5 mV DC.
(7) Adjust the Variable Resistors of other channels in the same way.
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L 13942296513
DC Voltmeter
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→ OFF
→ No load (Do not connect speaker, dummy resistor, etc.)
MASTER VOLUME : "---" counterclockwise (
MODE : 5CH/7CH STEREO
FUNCTION : CD
1U-3296-1
VR131
TP101
VR231
TP201
VR331
TP301
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2 9
8
) position.
min.)
) to adjust the TEST POINT voltage to 3 mV ±0.5 mV
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Power Trans
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AVR-5803/AVC-A1SR
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1U-3296-2
VR132
TP102
VR432
TP402
VR232
TP202
VR332
TP302
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