Denon POA 2800 Service Manual

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DE N O N

SERVICE MANUAL
MODEL FDA-2300

STEREO POWER AMPLIFIER

*- TABLE OF CONTENTS -

OPERATING INSTRUCTIONS ............................................. 2 ~ 8
SPECIFICATIONS ........................................................... 7
DISASSEMBLY INSTRUCTIONS ......................... 8
BLOCK DIAGRAM ............. 9
METHOD OF ADJUSTMENTS ............................................ 10 II
PARTS LIST OF 1U-2362 POWER AMP UNIT ................................. 12, 13

PARTS LIST OF 1U-2363 PROTECTOR UNIT ...................................
PARTS LIST OF 1U-2364 POWER SUPPLY UNIT ...............

PARTS LIST OF PACKING & ACCESSORIES . , . . . . .
PARTS LIST OF EXPLODED VIEW ...........................
EXPLODED VIEW V .VH 7 7 , V . . ..H , ,,
PW, BOARD OF 1U-2362 POWER AMP UNIT ................................... 18

P.W. BOARD OF 1U-2363 PROTECTOR UNIT ................................... 19
PW. BOARD OF IU-2364 POWER SUPPLY UNIT ... 20
SEMICONDUCTORS .. . ..... ... 21
WIRING DIAGRAM ..... . ..... .. . 22
SCHEMATIC DIAGRAM ............................ . . .................. 23, 24

NIPPON COLUMBIA CO.. LTD.

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- PUA-EBDO #

NAMES AND FUNCTIONS OF THE PARTS

Front Panel

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NC

NJ

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94»:

FM

.17 m

ms.

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Rear Panel
Q 6 [Multwmiage model only)
mm - n
aria
sisal mum
A .. m
" U.S.At ' USA.
Canada and Canada and
mum-Voltage mm W mm multi-Vottage
versions verswns.

POWER (Power switch)

Pressing this switch causes the POWER indicator 0 to light
and the power to be switched on. The muting circuit will
operate for several seconds to prevent the noise that arises
when the power is switched on. then the amplifier will
enter the normal operating condition

Connecting the output of a DENON component equipped
with a REMOTE output to REMOTE input of the rear panel
in this condition [using the remote cable supplied with this
amplifier) will allow the operating condition of the amplifier
to be switched to standby or normal operation, synchroi
nized with the power cn/off state of the component at the
other side Pressing the POWER switch once again will
cause the indicator to go off and the power to be switched
offt

eo

SPEAKERS-A (Speakers A Switch)

Press this switch (indicator 0 lights) to listen to sound
through the speakers connected to the SPEAKERSVA ter»
minals,

SPEAKERS-B (Speakers B Switch)

Press this switch (indicator 9 lights) to listen to sound
through the speakers connected to the SPEAKERS-B terr
minals.

SPEAKERS-A INDICATOR
SPEAKERS-B INDICATOR