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Fisher MT-6310 - User Manual

Fisher MT-6310
8 pages
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Summary

FISHER MT-6310

Nominal Specifications

Mounting the Cartridge

PICK-UP ARM HEIGHT ADJUSTMENT

Adjusts the vertical position of the pickup arm for optimal tracking and playback.

PICK-UP RISING POSITION ADJUSTMENT

Sets the return point of the pickup arm when a record finishes or is interrupted.

Schematic Diagram

Point to Point Wiring Diagram

Parts List

Packing Parts List

Lists components included in the product's packaging for shipping and protection.

Turntable Parts List

Details individual parts that make up the turntable mechanism and housing.

Accessories Parts List

Lists items supplied with the turntable, such as cables, adapters, or manuals.

Cabinet Parts List

Encompasses parts related to the external casing, lid, and structural elements of the unit.

Exploded View of Cabinet & Turntable

Summary

FISHER MT-6310

Nominal Specifications

Mounting the Cartridge

PICK-UP ARM HEIGHT ADJUSTMENT

Adjusts the vertical position of the pickup arm for optimal tracking and playback.

PICK-UP RISING POSITION ADJUSTMENT

Sets the return point of the pickup arm when a record finishes or is interrupted.

Schematic Diagram

Point to Point Wiring Diagram

Parts List

Packing Parts List

Lists components included in the product's packaging for shipping and protection.

Turntable Parts List

Details individual parts that make up the turntable mechanism and housing.

Accessories Parts List

Lists items supplied with the turntable, such as cables, adapters, or manuals.

Cabinet Parts List

Encompasses parts related to the external casing, lid, and structural elements of the unit.

Exploded View of Cabinet & Turntable

Overview

This document is a service manual for the FISHER MT-6310 DC Servo Stereo Turntable, designed for the European market. It provides detailed information on the turntable's specifications, assembly, and maintenance.

Function Description:

The FISHER MT-6310 is a DC Servo Stereo Turntable designed for playing vinyl records. It features a belt-drive system and a DC servo motor for stable rotation. The turntable supports two standard record speeds: 33 and 45 rpm, selectable via a dedicated switch. It incorporates both auto and manual functions for operation, including auto-stop and auto-reject features, as well as manual start and stop. The tone arm is an S-Form type, designed for precise tracking and minimal tracking error.

Important Technical Specifications:

Turntable:

  • Motor: DC Servo
  • Drive: Belt
  • Wow and Flutter (WRMS): 0.04%
  • Rumble (DIN 45539B): -68 dB
  • Speed Variation: ±0.8%
  • Speed Control Range: ±3%
  • Tracking Force Range: 0.6-3.5 grams
  • Platter Diameter: 314 mm
  • Platter Weight: 1.0 kg
  • Strobo Light: Yes
  • Record Speed Selector: 33/45 rpm
  • Auto Function: Stop, Reject (Yes for both)
  • Manual Function: Start, Stop (Yes for both)

Tone Arm Data:

  • Resonance: <10 Hz
  • Balance Adjustment: Counter-Weight
  • Effective Length: 222 mm
  • Shape: S-Form

Bearing-Type:

  • Horizontal Friction Sensitivity: Thrust, 0.2 gram
  • Vertical Friction Sensitivity: Pivot, 0.25 gram
  • Max. Tracking Error: ±2.0°
  • Anti Skate Control: Adjustable
  • Cueing: Viscous Damped
  • Overhang Indicator: Yes

General:

  • Power Requirements: AC: 110/220V, 50/60 Hz
  • Dimensions (W x D x H): 440 x 380 x 138 mm
  • Weight (approx.): 4.6 kg

Usage Features:

The MT-6310 offers user-friendly features for playing records. The record speed can be easily selected between 33 and 45 rpm. The turntable includes a strobo light to assist with accurate speed adjustment. For convenience, it has auto-stop and auto-reject functions, which automatically stop the platter and return the tone arm at the end of a record. Manual start and stop options are also available for greater control. The tone arm features a counter-weight for balance adjustment and an adjustable anti-skate control to ensure proper tracking and minimize wear on records and stylus. A viscous damped cueing lever allows for gentle lowering and raising of the stylus. An overhang indicator is provided to aid in cartridge alignment.

Maintenance Features:

The service manual provides detailed instructions and diagrams for maintenance and repair. Key maintenance features include:

  • Mounting the Cartridge: Comprehensive instructions are given for carefully mounting the cartridge, connecting the colored wires to the tone arm terminals (Red = Right output, Green = Right ground, White = Left output, Blue = Left ground), and adjusting the tracking force.
  • Pick-Up Arm Height Adjustment: Instructions are provided for adjusting the pick-up arm height using the cueing lever or auto-return mechanism, by turning specific adjusting screws.
  • Pick-Up Return Position Adjustment (Return Point): Guidance is given on how to adjust the return point by turning the return adjusting cam.
  • Exploded View Diagram: An exploded view of the cabinet and turntable components (page 8) helps in identifying and disassembling parts for repair or replacement.
  • Parts List: A comprehensive parts list (page 7) categorizes components into packing parts, accessories, cabinet parts, and turntable parts, providing part numbers and descriptions. This is crucial for ordering replacement parts.
  • Schematic Diagram: A detailed schematic diagram (page 5) illustrates the electrical connections and components, including the DC servo motor, power supply, speed control, and tone arm wiring. This is essential for troubleshooting electrical issues.
  • Point-to-Point Wiring Diagram: A point-to-point wiring diagram (page 6) shows the physical wiring connections between different components and PC boards, aiding in tracing electrical paths and verifying connections during repair.
  • PC Board Layouts: Diagrams for the Neon Lamp P.C.BOARD, Speed Select P.C.BOARD, Speed Control P.C.BOARD, and Power Supply P.C.BOARD (pages 3 and 4) show the layout of components on these circuit boards, which is helpful for component identification and soldering.

The manual emphasizes that Fisher products are subject to continuous improvement, and specifications may change without notice.

Fisher MT-6310 Specifications

General IconGeneral
BrandFisher
ModelMT-6310
CategoryTurntable
LanguageEnglish

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