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Sansui 6060 Service Manual

Sansui 6060
20 pages
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SERVICE
MANUAL
AM/FM
STEREO
RECEIVER
SANSUI
6060/5050
fou
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Sansui 6060 Specifications

General IconGeneral
Tuning rangeFM, MW
Power output40 watts per channel into 8Ω (stereo)
Frequency response20Hz to 20kHz
Total harmonic distortion0.3%
Damping factor30
Input sensitivity2.5mV (MM), 150mV (line)
Output150mV (line)
TypeReceiver
Channel separation50dB (line)
Speaker load impedance4Ω to 16Ω
Speaker Impedance

Summary

1. SPECIFICATIONS

AUDIO SECTION

Details power output, bandwidth, distortion, and frequency response for audio performance.

FM SECTION

Covers FM tuning range, sensitivity, selectivity, and distortion for FM reception.

AM SECTION

Details AM tuning range, sensitivity, and selectivity for AM reception.

OTHERS

Includes power requirements, power consumption, and other general specifications.

2. BLOCK DIAGRAM

3. ADJUSTMENTS

3-1. Adjustment of Bias Current

Procedure for adjusting bias current for amplifier channels.

3-2. FM & MPX Adjustment & Alignment

1) FM IF Adjustment & Tracking

Detailed steps for FM IF circuit alignment and tracking.

2) MPX Adjustment

3-3. AM IF Adjustment & Tracking

4. THREADING OF DIAL CORD

4-1. Threading of Dial Cord

Step-by-step guide for threading the dial cord.

4-2. Attachment of Dial Pointer

Steps for attaching the dial pointer to the tuning mechanism.

5. PARTS LOCATION AND PARTS LIST

5-1. F-2648 Power Supply Circuit Board

Location and parts list for the power supply circuit board.

5-2. F-2651 Illumination Circuit Board

5-3. F-2650 Capacitor Circuit Board

5-4. F-2647 Driver Circuit Board

5-5. F-2646 Tone Control Circuit Board

5-6. F-2590 Tuner Circuit Board

5-7. F-2645 Muting Circuit Board

5-8. F-2644 Equalizer Circuit Board

5-9. F-2649 Filter Circuit Board

5-10. Figures

6. OTHER PARTS

6-1. Top Side

Diagrams and parts list for components on the top side of the unit.

6-2. Bottom Side

Diagrams and parts list for components on the bottom side of the unit.

6-3. Exploded View

7. SCHEMATIC DIAGRAM

7-1. MODEL 6060

Schematic diagram for the Sansui 6060 model.

7-2. MODEL 5050

Schematic diagram for the Sansui 5050 model.

7-3. Semiconductors

8. OPERATION BLOCK DIAGRAM

8-1. Block Diagram of Power AMP. & Protector Circuit

Block diagram of the power amplifier and protector circuits.

8-2. Block Diagram of Tuner Section

8-3. PLL Block Diagram (IC HA1196)

8-4. FM IF System Block Diagram (IC HA1137W)

9. PACKING LIST

10. ACCESSORY PARTS LIST

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