Denon PMA 350SE Service Manual

Page 1

D E N O I I Hi-Fi Integrated Stereo Amplifier

SERVICE MANUAL
MODEL PMA-3EDSE

INTEGRATED STEREO AMPLIFIER

-- TABLE OF CONTENTS -

OPERATING INSTRUCTIONS ..
REMOVAL OF EACH SECTION
REMOVAL FOR SERVICING .
METHOD OF ADJUSTMENTS .,
BLOCK AND LEVEL DIAGRAM
SEMICONDUCTORS ................
PRINTED WIRING BOARD
NOTE FOR PARTS LIST...
PARTS LIST OF RWBOARD ..........
PARTS LIST OF EXPLODED VIEWA
EXPLODED VIEW OF CHASSIS AND CABINET
WIRING DIAGRAM .....
SCHEMATIC DIAGRAM ..

[ 0 Some iIIustration using in this service manual is slightly different from the actual set ]

NIPPON COLUMBIA 00.. LTD.

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SERVICE PERSONNEL.

>5

CAUTION

RISK OF ELECTRIC SHOCK
DO NOT OPEN

CAUTION: To REDUCE THE RISK OF ELECTRIC SHOCK.
DO NOT REMOVE COVER (OR BACK). NO USER SERVICE.
AELE PARTS INSIDE. REFER SERVICING To QUALIFIED

The lightning llash with Inwhnd symbol, within ml equilateral triangle,
ls intended to alert the usnr to the presence at unlhsuiated ~oarigorous
vonoge' within the products enclosure that may he at sulltclent
magnitude to constitute a risk at attach-to shock to persons.

The exclamation point wlmln an equilateral triangl
the user to the presence ol important oper ng and maintenance
(sewhmg) instructions In the literature accompanying the applinnoe.

WARNING: To REDUCE THE RISK OF FIRE DR ELECTRIC SHOCK. Do NOT EXPOSE THIS
APPLIANCE To RAIN OR MOISTURE.

Intended to alert

- FOR u.s.A & CANADA MODEL ONLY

- POUR LE MODELE CANADIEN uNiouEMENT

CAUTION

ATTENTION

To PREVENT ELECTRIC SHOCK. Do NOT USE THIS (POLA-
RIZED) PLUG WITH AN EXTENSIDN CORD. RECEPTACLE OR
OTHER OUTLET UNLESS THE BLADES CAN BE FULLV
lNSERTEDTO PREVENT BLADE EXPOSURE.

POUR PREVENIR LESCHOCS ELECTRIOUES NE PAS UTILI-
sER cEirE FICHE POLARISEE AVEC UN PROLONGATEUR.
UNE PRISE DE COURANT OU UNE AUTFIE SORTlE DE
COURANT. SAUF SI LES LAMEs PEUVENT ETRE iNSEFlEEs
AFONDSANSEN LAisSERAUCUNE PARTIEADECOUVERT

- DECLARATION OF CONFORMITY

we declare under our sole responsibility that Ihis product. to which
this mlaleilon relates. is In cohlonnllywllhihelollowing standards:
ENeooss. EN55013.EN55n20. EN60555-2 and EN60555-3.

Following the piouislonsol73/23/EEC. asmsIEEC arid 93/58/326
Directive

o I'IIaEnEINsilMMuNGSERKLARuNG

wte erklarcn unterunserert/erantwonung. dapoleses Produkt. aul
das siclt diese Etklantng Del-em. den Iolgenden Standards entr
spticttt:

Encodes. EN55013. Ettssozo. EN6n555-2 und Enwssss
Emspllchl den Verordnungen der Ricmhnlen ram/EEC, ss/sasl
EEc ono Sa/GE/EEC.

- DECLARAnDN DE CONFORMHE

Nous declatoris sous noire seule resoonsahillie cue Iapparetl.
auouel se relate oelte declaration. est oonlonrie aux standards
suivatnls:

Eltdoods. EN55013. EN55020. ENBO555»2 et ENsossea
D'apres les dispositions des directives 73/23/EEC. amass/EEC el
sales/EEC

I DICRIARAZIONE Di CONFORMI'IA

oiohiaiiemo con pierta responsahiliia che ouesto prodotto. al puale
la nosira dichiaiaziorte st nlensce. c conlotrnc alts seguenti norma-
hue: L

ENSODSS. EN55013, Ensspao. ENcnsss-z o ENSOSSS-G

ln cohlonnita con le condizioni delle dlrettive 73/23/EEC, 89/336!
EECe salsa/EEC.

e DECLARACION DE CONFORMIDAD

Declaramcs bato huestra exclusive reenonsabliidao que estc
ptoductoalquehacereterenciaestadeclamcionestaconlonnecon

los sguterites estandanes:
ENSOO65. ENSSDI 3. ENSSDZD. ENEDSSS-2 y EN60555-3

Cdnlorme con leis provisioriesde lesdlrecu'vas 73/23/283. 89/336/

EEC y Sam/EEC.

o EENVORMIGHEIDSVEFIKLAHING

vini velttlarehunsluitendcponzevelanrwoordelllkheiddelditplodukl.
waaropdeze verklanng Delrekktng heelt. In overeenstemming is met

de volgeriile horrnen:
ENooosS. EN55013. EN55020, ENsosss-z en ENsosss-s.

Volgerisde bepallngen van de rullliinen 73/23/EEC, WEECen

QBIBEIEEC

e OVERENssrfiMMELsEslNTVG

Hénned tnlygas hell no eget answer all denna produkl, VIIKEn delta

inivg avser, upplyller lcliartde standardet:
Encodes, Ettssttts. ENssuzn. EN60555-2 ochENsosss-a

Enllglsladgamaldirektiv 73/23/EEC,aslaaa/EECoch 93/53/EEC.

o nEcLAnAgito DE CONFORMIDADE

Declaramos sobnossaexcluslvaresporlsapiltdadeque este produlo.
ao dual esia declaracéo corresponds. esla emconlorri-iidade comes

seguinles normas:
ENsooss, ENSSOIS. Eltssozo. ENeossS-ze EN50555~1

De acordc com o establectdo has directives 73/23/550. 59/335/

EEC e salsa/EEC,

Now:

i. lnordertc hrrnlhe poweronanoarllrcinthecptiocal remoteconlrol
handset (see page H]. keep the pcnorstunch on the omptiliercn

2 switch crlihc ampllllelafld unplug the power cont when youdo not
plan to use the unit lot a long penod or time.

3. wnonmstallingthc unit leave alleast loonotsiahceon theloll and
tight and on the rear ot the null as well as to cm to any other
component placed above

CAUTION:

II only the MurE/snwpev LED is lit. this means that the
Werislumwolllmm the remoiecontrol unit Tum the power
on train the remote control unit

to on al more

/v,»//t/

to cm ol inc-u

ti

\ av.-

Wall

1.

SAFETY INSTRUCTIONS

Read Instructions - All the solely and operating
instructions should be read pelore the appliance
ls operated.

Retain lnstntoiions . The solely and operating
instructions should he retained lorluture reielellce.

Heed Warnings - All wamlngs on the appliance
andinmeoperatinginslmciionsshouidbeadhered
to.

Follow Instructions - All operating and use
instructions should he lollowed.

Water and Moisture -The appliance should not he
used near water - lot example. near a balmub.
washbowl. kitchen sink, laundry tub. in a wet
basement. or near a swimming pool, and the like.

Carts and Stands - The appliance should be used

only with a can or stand that is recommended by
the manufaclurel.

6A. An appliance and

to

cart combination

should be moved

with care. Quick

stops. excessive

Voice. and uneven ..
surlaces may cause '

the appliance and can combination to overturn.

Wall or Ceiling Mounting - The appliance should
be mounted to a wall or ceiling only as
recommended by the manulacturer.

Ventilation - The appliance should be situated so
that its location or position does not interiere with
its proper ventilation. For example, the appliance
should not be situated on a bed. sole. mg. or
similar surleoe that may block the ventilation
openings; or. placed in a builHn installation. such
as a bookcase or cabinet that may impede the
flow at all through the venulalicn openings.

Heat - The appliance should be situated away
lrotri heat sources such as radiators. heat
registers, stoves, or other appliances (includlng
amplifiers) that produce heat.

to. Power Sources - The appliance should be

connected lo a power supply only of the type
described in the operating instructions or as
marked on the appliance.

nouns A
emits MAmmAnanmn

antenna
LEAD in
MRS

MEMA
DlsWE mm
trecstcmn to 2m

uio o
titre secnonttosil
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demons srsrrui
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NOTE ON USE

ll. Grounding or Polarization - Precautions should
be taken so that the grounding or polarization
means of an appliance is not oeleated.

t2 Power-Cord Protection . Power-supply cords
should he routed so that they are not likely to he
walked on or pinched by items placed upon or
against them. paying panioular attention to cards
all plugs. convenience receptacles. and the palm
where they exit item the appliance,

14. Cleaning ~The appliance should he cleaned only
as recommended by the manufacturer,

is. Powel Unes - All ouldoor antenna should be
located away liorn power lines,

ls. OuldoorAnlsnnaGrounding-"anoulsideanlenna
is connected 0 The receiver. be sure The antenna
system is grounded so as to provide some
protection against voltage surges and built-up
staticcharges.ArticlealcottheNetionalElectrical
Code. ANSI/NFPA 70, provides inlormation with
regard to proper grounding oi the mast and
supponing structure. grounding oi the lead-in
wire to an anIennardischalge unit. size at
grounding conductors. location at antenna.
discharge unit. connection to grounding
electrodes. and requilemenls lor the grounding
electrode. See Figure A.

17. Nonuse Periods - The power COM 0' me appliance
should he unplugged Item the outlet when leit
unused [or a long period at time.

ts, Obiect and Liquid Entry- Care should he taken so
that detects do not tell and liquids are not spilled
into the enclosure through openings.

19. Damage Requiring Service-The appliance should
be serviced by oualilled service personnel when:

A The power-supply cord or the plug has been
damaged: or

B. opiects have lotion, or liquid has been spilled
into the appliance; or

c. The appliance has been exposed to rain; or

D. The appliance does not appear to operate
normally or exhibits a marked change in
penorrilanoe: or

E. The appliance has been dropped. or the
enclosure damaged.

20. Servicing -The user should notaiterriptiosorvice
the appliance beyond that descn ed in the
operating instructions. All other servicing should
he relerred to oualilied service personnel.

w NGCMUCTDRS

- rived nigh imperaiures

. koeothcseirroclrorn momma walcvam

t canoiiei romanticism nllie set

Allow lor sukicient ml ospcisnn when
Inslalled m a rack

. Unvvglhcmelcomwhmmullngmeml
tor long paiiaus at time

a???

. normlvllrlccmaldzc penzencandintnnci

. handle (hr: power cord eatelvtiy
iloid IN: pug when unplugfilng the cord

tlrdi sets inn ventilation helm.)

. no not ubhlmCI VIE MMImloh holes

coma in conlacl will the :m

pic or 'llmllly IM est in any

ESOEE'VWd -

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