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13
30
125
500
2K 10K
BAL 1
15%
Press the Volume Control on the MA352 or press
the (Power ON) Push-button on the Remote Con-
trol to switch On the MA352. The MA352 will go
through a TUBE WARMUP cycle (15 seconds), with
the Audio Muted. The Tubes in the MA352 glow an
orange color and a brief startup initialization with the
Front Panel Information Display indicating “MA352,
TUBE WARMUP”. Refer to figure B.
When the tube warm up procedure has completed.
The illumination of the Tubes will now glow a green
color; this is followed by the last Input Source listened
to and the volume setting indication starting at zero
and then increasing to the last used volume setting.
Refer to figure C.
Switch Power On to the MA352 Tube Intergrated Amplifer
MA352 Switch Power On
LED Illumination Color:
Orange - Warmup Mode and Power Guard
Green - Normal Operation
Preamplifier Small Signal
Vacuu m Tube
Figure B
MA352
Tube Warmup
Figure A
Figure C
INPUT: BAL 1
15%
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