Onkyo TA 1500 Service Manual

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SERIAL NO. 3109

ONKYO® SERVICE MANUAL

STEREO CASSE'ITE
TAPE DECK
MODEL TA-15OO

TABLE OF CONTENTS

Item Page
Specifications 2
Block diagram 2
Tape mechanism operation 3
Adjustment procedures 4
Exploded view 6
Tape mechanism-exploded view 7
Printed circuit board View from component side (D/Q) 9
Printed circuit board-parts list (D/Q) 10
Schematic diagram (D/Q) 11
Printed circuit board View from component side (G/W) 13
Printed circuit board-parts list (Cu/W) 14
Schematic diagram (G/W) 15
Parts list 17
Block diagram of IC 17
Packing procedures 18

ON KYO®
Alllllll IIIIMPIINENIS

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SPECIFICATIONS

Track System:
Recording System:
Erasing System:
Tape Speed:

Wow and Flutter:

Frequency Response:

SignaHo-Noise Ratio:

Input Jacks:

4-track, 2-channel stereo
AC bias
AC erase
4.8 cm/sec.
0.06% (WRMS)
20 -15,000 Hz (30 -14.000 Hz i 3 dB)
(normal position tape)
20 - 16,000 Hz (30 - 15,000 Hz 1 3 dB)
(high position tape)
20- 16,000 Hz (30- 15,000 Hz a 3dB)
(metal position tape)
58 d8
(metal position tape, Dolby NR out)
A noise reduction of 10 dB
aboveS kHz and 5 dB at 1 kHz
is possible wish the Dolby NR in
Microphone Jacks: 2
Minimum input level: 0.3 mV/600n
Input impedance: 5 kn
Optimum mic impedance:
2000 - 50 kn
Line In: 2
Minimum input level: 50 mV
Input impedance: 50 kn
DIN Jack: 1 (GM)
Minimum input level: 0.1 mV/1 kn
Input impedance: 1 kn

BLOCK DIAGRAM

Outputs:

Motor:
Heads:

Semiconductors:
Power Supply
Power Consumption

Dimensions:

Weight:
Accessories:

Line Out: 2
Output level: 350 mV (at 0 VU)
Optimum load impedance: more than
50 kn

DIN Jack (G/W)
Standard output level: 350 mV (0 VU)
Optimum load impedance: more than
50 kn

Headphone Jack: 1
Optimum impedance: 8n - 200::

DC Servo motor: 1

Hard permalloy head and three gap ferrite

erase head

TR: 17 Diodes: 8 IC: 3 LED: 2

D: 120 V/ 60 Hz, G: 220 V/ 50 Hz,

W: 120/220 V 50150 Hz or

0: 240 V/50 Hz

13 W

418(W) x 122(H) x 270 (D) mm

164/2" x 4-11/16" x10-5l8"

4.4 kg (9.7 lbs)

Pin-type connecting cords: 2

' Specifications and external appearance are subject to change
without notice because of product improvements.

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