Denon PMA-757 Service Manual

DE
)
NC
©
Kéi-Fi
Pre-Main
Arnplifier
|
SERVICE
MANUAL
MODEL
PMA-777/
757
:
SOLID
STATE
|
|
PRE
MAIN
AMPLIFIER
Asia Version Only
CONTENTS
SPECIFICATIONS
20.0...
ce
re
ee
em
ena
eet
eee
BS
ad
Neca
ad
Gime
At
ner
atte
ss
2™:
CONTROLS
AND
FUNCTIONS
200.0
ee
ee
ee
eee
tee
ee
eee
tenes
4
CONNECTIONS
-a..:
sor
cai
ots
Se
die
YP
ota
Rade
dal
ar
aa
NE
Shae
ials
Bi
Sya
Gee
§
METHOD
OF
ADJUSTMENT
2100
en
tne
ee
eee
6~
4
BLOCK
DIAGRAM
4.0644
i
cee
ereta
edn
Ge
ES
a
a
Sie
Ea
RG
tee
eo
dt
ens
g
SEMIGONDUGTORS™
2c
siete
cca.
oat
ase
MS
eek
oaUb
ie
seed
eee
eek
eca
el
ste
Me
real
a
Saeepeeten
HEY
glare
eet
g
PRINTED
WIRING
BOARD
PATTERNS
AND
PARTS
LIST
P.S
&
PROTECT
UNIT
ETC-0740,
0740B
1.1...
eee
ee
eee
ees
10~
11,
17
INPUT
&
EQ.
UNIT
ETC-0739,
07398
1...
eee
ee
eee
ees
.
TONE
&
POWER
UNIT
ETC-0738,
07368
CONNECTION
DIAGRAM
2...
ce
tn
ee
een
EE
ete
eens
WERING
DIAGRAM:
come.
oo
8s
Yatieds
adhe
fa
ware
pean
Bee
ndend
i
esl
a
he adiag ed angers

Denon PMA-757 Specifications

General

Brand	Denon
Model	PMA-757
Category	Amplifier
Language	English

Summary

Product Specifications

PMA-777 Specifications

Detailed technical specifications for the PMA-777 model.

PMA-757 Specifications

Controls, Functions, and Connections

PMA-777 Controls and Functions

PMA-757 Controls and Functions

External Connections

Safety and Precautions

Electrical Shock Hazard Warning

Important warnings regarding electric shock and proper servicing.

Fire and Moisture Hazard Warning

Precautions to prevent fire or shock hazards from moisture.

Method of Adjustments

Idling Current Adjustment Procedure

Step-by-step guide for adjusting the idling current.

Neutral Potential Point Adjustment

Procedure for setting the neutral potential point.

Distortion Factor Adjustment

Steps to adjust and minimize distortion factor.

Wiring Diagrams