Adjustment; Audio Section; Idling Current - Denon AVC-A11XV Service Manual

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ADJUSTMENT

AUDIO Section

IDLING CURRENT (1U-3356-1,2)
Required measurement equipment: DC Voltmeter
1. PREPARATION
(1) Avoid direct blow from an air conditioner or an electric
fan, and adjust the unit at normal room temperature 15 °C
~ 30 °C (59 °F ~ 86 °F).
(2) Presetting
• POWER (Power source switch)
• SPEAKER (Speaker terminal)
(Do not connect speaker, dummy resistor, etc.)
2. ADJUSTMENT
(1) Remove top cover and set VR101, VR301, VR401, on
1U-3356-1 (Power Amp L Unit), VR102, VR202, VR302,
VR402 on 1U-3356-2 (Power Amp R Unit) at fully coun-
terclockwise (
(2) Connect DC Voltmeter to test points (FRONT Lch:
TP101, FRONT Rch: TP102, CENTER ch: TP202, SUR-
ROUND-Lch: TP301, SURROUND-Rch: TP302, SUR-
ROUND BACK-Lch: TP401, SURROUND BACK-Rch:
TP402).
(3) • U.S.A./CANADA/JAPAN/TAIWAN R.O.C. model.
Connect power cord to AC Line, and turn power switch
"ON".
• EUROPE/ASIA/CHINA model.(AC 220V/230V)
TE
L 13942296513
Connect power cord to AC Line, and hold the following
DIMMER button and ROOM EQ button, and turn power
switch "ON".
(4) Presetting.
MASTER VOLUME : "---" counterclockwise (
MODE
FUNCTION
(5) Allow 2 minutes, and turn VR101 clockwise (
just the TEST POINT voltage to 1.5 mV ± 0.2 mV DC.
(6) After 10 minutes from preset, turn VR101 to set the volt-
age to 2.0 mV ± 0.2 mV DC.
(7) Adjust the Variable Resistors of other channels in the
same way.
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OFF
No load
) position.
: 7CH STEREO
: CD
1U-3356-1
TP101
VR101
TP301
VR301
DC Voltmeter
TP401
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VR401
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8
TP102, CENTER ch: TP202, SURROUND-Lch: TP301,
SURROUND-Rch: TP302, SURROUND BACK-Lch:
TP401, SURROUND BACK-Rch: TP402
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3 6 7 1 3 1 5
min.)
) to ad-
1U-3356-2
TP102
VR102
TP202
VR202
TP302
VR302
Power Trans
TP402
co
VR402
.
21
AVR-4806 / AVC-A11XV
9 4 2 8
FRONT Lch: TP101, FRONT Rch:
0 5 8 2 9 9 4 2 8
"---"
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