Onkyo TA-6210

TA-6210 |
Ref. No. 3512
ONKYO. SERVICE MANUAL
CASSETTE TAPE DECK
MODEL TA-6210
Black model,silver model
| MP | -230V AC, 50Hz
120V/220V AC, 50/60Hz
| MD | 120V, 60Hz
SPECIFICATIONS
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK /\ 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 PART 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.
ONKYO
AUDIO
COMPONENTS
Track Format:
Erasing System:
Tape Speed:
Wow and Flutter:
Frequency Response:
S/N Ratio:
Input Jacks:
Output Jacks:
Motors:
Heads:
Power Supply Rating:
Power Consumption:
Dimensions:
Weight:
4-tracks, 2-channels
AC erase
4.8 cm/sec. (1-7/8 i.p.s.)
0.07% (WRMS)
0.09% (DIN)
20—17,000Hz (normal)
(30—16,000Hz + 3dB)
20—18,000Hz (high)
(30—17,000Hz + 3dB)
20— 19,000Hz (metal)
(30—18,000Hz + 3dB)
58dB (metal tape, Dolby NR off)
A noise reduction of 10dB above 5kHz
and 5dB at IkHz is possible with Dolby
B NR. A noise reduction of 20dB at
5kHz 1s possible with Dolby C NR.
LINE IN: 2
Input sensitivity: 80 mV
Input impedance: 50 kohms
LINE OUT: 2
Standard output level: 500 mV
(OdB)
Optimum load impedance: over
50 kohms
Headphone jack: |
Optimum load impedance:8 to
200 ohms
DC servo moter: |
DC motor: |
REC/PB: Special Hard Permalloy x |
Erase head: Ferrite x |
European models:
AC 230 V, 50Hz
USA and Cadadian models:
AC 120V. 60Hz
Worldwide models:
AC 120 and 220 V, Switchable
60/50 Hz
20 watts
455(W) x 120(H) x 311¢D)mm
V7 hie" & 4 Ys" & 12 1/4"
5.0 kg. (11.0 Ibs.)
Specifications and external appearance are subject to change
without notice because of product improvements.

Onkyo TA-6210 Specifications

General

Track System	4-track, 2-channel stereo
Tape Speed	4.8 cm/s
Number of Heads	2
Heads	1 x record/playback, 1 x erase
Motor	DC servo motor
Tape Type	type I, CrO2, Metal
Signal-to-Noise Ratio	60dB (dolby B)
Total Harmonic Distortion	0.8%
Type	single compact cassette deck
Output Level	0.5V (line)
Input Sensitivity	70 mV

Summary

Safety-Related Component Warning

Product Specifications

Adjustment Procedures

Adjustment Precautions

Precautions to take before performing adjustments, including cleaning and tool usage.

Required Test Equipment and Tools

List of necessary test equipment and tools for performing adjustments.

Tape Speed Adjustment

Procedure for adjusting tape speed using a frequency counter and test tape.

Head Azimuth Adjustment

Playback Level Adjustment

Bias Current Adjustment

Recording Level Adjustment

Microprocessor Connection Diagram

Microprocessor Terminal Description

Chassis Exploded View

Fluorescent Indicator Tube Grid Assignment

Tape Mechanism Exploded View

Schematic Diagram 12

Schematic Diagram 22