Onkyo M 5090 Service Manual

Page 1

M-5099

SERIAL NO. 3213

ONKYOs SERVICE MANUAL

Super Servo Stereo
Power Amplifier
MODEL M-5099

UD 120V AC, 60Hz
UG 220V AC, SOHZ
UW 120V or 220V AC, 50/60Hz

SAFETY-RELATED COMPONENT WARNING?!

COMPONENTS IDENTIFIED BY MARK A ON THE
SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE
CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK.
REPLACE THESE COMPONENTS WITH ONKYO PARTS
WHOSE PARTS NUMBERS APPEAR AS SHOWN IN THIS
MANUAL.

MAKE LEAKAGE-CURRENT OR RESISTANCE MEA-
SUREMENTS TO DETERMINE THAT EXPOSED PARTS
ARE ACCEPTABLY INSULATED FROM THE SUPPLY
CIRCUIT BEFORE RETURNING THE APPLIANCE TO
THE CUSTOMER

TABLE OF CONTENTS

Specifications .............................. 2
Block diagram .............................. 2
Precautions ............................... 3
Adjustment procedures ........................ 3
Circuit description ........................... 4
From panel facilities ........................ 6
System connections ......................... 7
Exploded View ............................. 8
Parts list ................................ lU
Schematic diagram (UD) ................... 11, 15

(UW) ................... ll, 19

(UG) ................... 23, 27
Printed circuit board parts list .................. 14
Packing procedures ......................... 21
IC block diagram ......................... 22
Printed circuit board view ................... 25

ON KYO®
Alllllll BIIMPIININIS

Page 2

M-5099

SPECIFICATIONS

Power output:

Total harmonic distortion:

Intermodulation distortion:

Frequency response:
Input sensitivity:
Input impedance:
Damping factor:
S/N ratio:

210 watts per channel, min...
RMS, at 8 ohms, both chan-
nels driven, from 20 Hz

to 20 kHz, with no more than
0.005% total harmonic
distortion

220 watts per channel, into 8
ohms at 1 kHz, 0.005% THD
0.005% at rated power
0.005% at 1 watt output
0.005% at rated power

+0, -l.S dB at 1H2 -100kHz
1.5V

47 1(0th

200 (8 ohms, 1 kHz)

126 dB (IHFA, Shorted)

Outputs:

Inputs:
Power supply:

Semiconductors:

Dimensions:

Weight :

SPEAKERS 1 & 2,

AC OUTLET (120V models
only), PHONES

INPUT

AC 120V, 60 Hz [D model]
AC 220V, 50 Hz [G model]
AC 120V or 220V, 50/60 HZ
[W model]

4 FETS, 82 transistors,

89 diodes, 7 [CS

480(W) x 191(H) x 43 9(D)mm
18 57/64" x 7 33/64 "

x 17 9/32"

31 kg, (68.3 lbs)

Specifications and features are subject to change without

notice.
RELAV
-o-r5-@ PHONES
mm" © POWER AME :
RELAY
- : REL" SYSTEM-I
0 . 4 I ] SPEAKERS
rlv I : . SYSTEM-Z
I I
LEVEL I l I
I l I
SERVO CIRCUIT ] I I
. I l
I I I
I I
I I '
I l '
| I I (RED)
I SPEAKER H
I RELAY DRIVER LAMP RN (BLUE,
I ® ® (SERVO)
I
PROTECTOR a _______ | *5
TRANSIENT KILLER 1 on SYSTEM-1
I I
1 OFF SYSTEM-2
I
: RELEY
I METER DRIVE - -
| I
|
I l POWER METER
l
| I
I l
| I
] 0N XI I
I I '
: OFF x04 I
L _________________ _I