Onkyo TX 15 Service Manual

Page 1

SERIAL NO. 3173

ONKYO SERVICE MANUAL

QUARTZ SYNTHESIZED
TUNER AMPLIFIER
MODEL TX-1 5/TX-1OO

Silver and black models

UD, UDN, BUD, BUDN

120V AC, 6OHZ

UG. TX-IOO, BUG, TX-IOOB

220V AC, SOHZ

UW, BUW

120 or 220V AC, 50/60Hz

UQA

240V AC. SOHZ

SAFETY~RELATED COMPONENT WARNINGII

COMPONENTS IDENTIFIED BY MARK is 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 0R RESISTANCE MEA-
SUREMENTS TO DETERMINE THAT EXPOSED PARTS
ARE ACCEPTABLY INSULATED FROM THE SUPPLY
CIRCUIT BEFORE RETURNING THE APPLIANCE TO
THE CUSTOMER.

SPECIFICATIONS
AMPLIFIER SECTION

Power Output: 23 watts per channel, min.

RMS, at 8 ohms, both channels
driven. from 40Hz to 20kHZ,
with no more than 0.3% THD:

i ONKYO
i Alllllfl BBMPIINENIS

Music Power Output:

Continuous Power Output:

Total Harmonic Distortion:
IM Distortion:

Damping Factor:
Frequency Response:

RIAA Deviation:
Sensitivity and Impedance:

Phono Overload:

Signal-to~Noise Ratio:

Tone Controls:

Loudness (73MB):

_1_

2 x 40 watts at 4 ohms, lkHz
(DIN)

2 x 35 watts at 8 quns. [kHz
(DIN)

2 x 30 watts at 4 ohms, 1kHz
(DIN)

2 x 25 watts at 8 ohms. IkHz
(DlN)

0.1% at 20W

0.1% at 1 watt output

01% at 20W

0.1% at 1 watt output

35 at 8 ohms

20 7- 30,000 Hz ildB

2O 7 20000 Hz 10.8dB
Phono: 2.5mV/50 kohms
Tape Play: ISOmV/SO kohms
Tape Rec: 150mV/3.5 kohms
(phono)

150mV RMS at 1 kHz, 0.3%
THD

Phono: 85dB (at IOmV input,
A weighted)
75dB (IHF A-202)
Tape: 95 £13 (A weighted)
80dB (II-IF A-202)
Bass: i8dB at IOOHZ
Treble: t8dB at IOkHz

+7dB at 70Hz, +5 dB at IOkHz