Adjustment Procedure - Onkyo HT-RC630 Service Manual

ADJUSTMENT PROCEDURE

ADJUSTMENT OF IDLING CURRENT
Applied to the following model.
(Model) TX-SR333/HT-RC630
Procedure
a. Pre-adjustment
Set the following registers to minimum position before POWER ON.
Set the voltages at the following terminals to the following voltage by adjusting the following registers, under the condition of
no input and no load, immediately after POWER ON.
Channel
Terminals
Registers
Voltage
About SL/SR Channel, adjustment is unnecessary.
If the measured value of SL/SR Channel are under 1mV or over 21mV, turn off the power of the AVR and rework the AVR.
b. Aging
Heat run during the following time.
Time
c. Final adjustment
Re-adjust by the following procedure after heat running for the above mentioned time.
L/C/R
Below 9mV
Between
Over 11mV
Equip series 1/4W 100-ohm resisters near the terminal respectively in each pole of the jig used for the above mentioned terminals.
Adjustment point
Test point
Front
L/C/R
2.5mV
9mV
Do not adjust.
11mV
Top
BACLA-1522
R6042
Do not adjust.
SL
SR
P6084 P6083
SR SL
BAAF-1672
SL/SR
None
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Connection
R6041 R6040
C L
R
P6082 P6081 P6080
C R L
TX-SR333/HT-RC630
100ohms, 1/4W
DC Volt meter
AVR