Telefunken W 240 hifi User Manual

W 240 hifi
(E-Nr. 330 053 794)
W 248 hifi
(E-Nr. 330 053 807)
W 268 hifi
(E-Nr. 330 053 806)
TW 268 hifi
(E-Nr. 330 058 217)
W. 240 hifi W 268 hifi
E-Nr, 330 053 794 E-Nr. 330 053 806
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Inhaltsverzeichnis Contents Table des Matiéres Seite | Page | Page
1. Technische Daten 1. Technical Data 1. Caractéristiques techniques i | 1 | 2
2. MeBgerate und Hilfsmittel 2. Measuring Units and 2. Appareils de mesure et 2° Pe 2
Auxiliaries Accessoires |
3. MotoranschluBbild 3. Motor Connections 3. Schéma de raccordement 2 | 2 | 2
du moteur i |
4. Montagehinweise 4. Instructions for Mantling 4. Indications pour montage 3 | 3 | 4
5. MeB- und Justierhinweise 5. Instructions for Meueing a0 5. Indications de mesure et 5—7 | 8—10 i 1—13
(mech.) making Adjustments ( d'ajustage (mécaniques) get ol re ae
6. Blockschaltbild 6. Block Diagram 6. Schéma bloc i4
7. Me®- und Justierhinweise 7. Instructions for Measuring and 7. Indications de mesure et 1S
(elektr) making Adjustments (electrical) d'ajustage (électriques) >
8. Expl 3 | 8. Exploded View Depictions 8. Présentations explosées 16-17
8. Ersatztei 9. List of Spare Parts 9. Liste des piéces de rechange 18—18
10. Wartung un 10. Maintenance and Lubrication 10. Entretien et Graissage 20
Technische Daten W 240 hifi (W 246 hifi) | W 268 hifi (TW 268 hifi)
Netzspannungen Vi 4 k FI1OV
Netzfrequenzen 50 Hz, ‘ t usch wet Stufenachse
Leistungsaufnahme 10 VA bei wae V/50 ie pepele VA bei 220 V/50 me
Plattenteller 270mm @, Gewicht ca. 15 N (1,5 kg) ie ae mm ©, Cock 18N (1,8 kg)
Drehzahlen vi n
Drehzahlfeinregulierung 3 Oo
Gleichlauf £ 0,18 °c, bewertet, gemessen nach | << 0,14 %o bewertet, gemessen nach
f ; DIN 45539
Rumpelfremdspannungsabstand messen nach DIN 45544 | 2 40dB, gemessen nach DIN 45544
Rumpelgerauschspannungsabstand aieseen nach DIN 45544 | = 57 dB, gemessen nach DIN 45544
Tonarmauflagekraft 0...60mN (0...6p), Mindestauflagekraft 10 mN (1 p)
Tonabnehmersystem Stereo-Magnet-System M 75-6 SM Stereo-Magnet-System M 91 GTM
(M 75 B-M) | (M75 MB Typ 2)
Nadeltrager N 75-6, Typ 2 (N 75 B-M) |. N9t-G (N75 MB)
Frequenzbereich 20... 20000 Hz
Technical Data W 240 hifi (W 248 hifi) | W 268 hifi (TW 268 hifi)
Mains Voltage 220 V, can be switched over for 110 V
Mains Frequency 50 Hz, can be converted for 60 Hz by exchanging the step spindle
Power Consumption 10 Va for 220 V/50 Hz | 12 Va for 220 V/50 Hz Pe es
Turntable 270 mm @, weight about 15 N (1,5 kg) | 270mm @, weight about 18 N (1,8 kg)
Turntable Speeds 33'/3, 45 t.p.m.
Fine
Adjustment
Range
£3
%o
;
Wow and Flutter < + 0,18 %/o weighted, measured | <+.0,14%o, weighted, measured
according to DIN 45539 | according to DIN “45 539
Overall Signal/Noise Ratio = 36 dB, measured according to = 40 dB, measured according to
DIN 45 544 | DIN 45544
Rumble = 56 dB, measured according to |. 2 57dB, measured according to
DIN 45544 | DIN 45544
Stylus Pressure 0...60mN (0...6 )), minimum pressure 10 mN (1 p) =
Reproduction Type Stereo magnetic system M 75-6 SM | Stereo magnetic system M91 GTM
(M 75 B-M) (M 75 MB type 2)
Stylus Carrier N 75-6, type 2 (N 75 B-M) | N 91-G (N 75 MB)
Frequency Range 20... 20000 Hz

Telefunken W 240 hifi Specifications

General

Drive type	Belt Drive
Speed	33/45 rpm
Platter	Aluminum
Tonearm	Static balanced
Power supply	230 V AC, 50 Hz

Summary

Measuring Units and Auxiliaries

Circuit Diagrams of Motor Connections

Instructions for Mantling

Replace Pickup Arm Assembly

Steps for replacing the pickup arm, including chassis disassembly.

Replace Motor Pulley for 60 Hz

Procedure for exchanging the motor pulley for 60 Hz operation.

Replace Control Cam (175)

Steps for removing and replacing the control cam.

Remove Lifting Bolt (51)

Procedure for removing the lifting bolt.

Instructions for Measuring and Making Adjustments (Part 1)

Adjust Drive Wheel Height

Adjusting the drive wheel height for turntable speed fine adjustment.

Adjust Turntable Speed

Checking and adjusting turntable speed settings.

Adjust Pickup Arm Height

Adjusting the vertical position of the pickup arm.

Set Lower Stop for Vertical Arm Movement

Setting the lower limit for vertical pickup arm movement.

Adjust Stylus Touch-Down Point

Adjusting the stylus's landing point on the record.

Verify Automatic Switch-Off

Verifying automatic record end switch-off.

Adjust Pickup Arm Bearing Friction

Measuring and adjusting bearing friction in horizontal and vertical movement.

Instructions for Measuring and Making Adjustments (Part 2)

Adjust Tonearm Tracking Force

Adjusting the stylus tracking force.

Adjust Antiskating (W 240/248 hifi)

Adjusting antiskating force for specific models.

Adjust Antiskating (W 268/TW 268 hifi)

Adjusting antiskating force for other specific models.

Set Start Position

Setting the initial position for automatic functions.

Check Mains Switch Operation

Ensuring proper operation of the mains switch.

Adjust Switching Arm

Adjusting the switching arm mechanism.

Adjust Record Release Rocker

Adjusting the record release mechanism.

Adjust Switch-Over Lever

Adjusting the switch-over lever.

Adjust Automatic Stop Lever

Adjusting the automatic stop lever.

Align Pickup Arm Head Parallel

Ensuring the pickup arm head is parallel to the turntable.

Instructions for Measuring and Making Adjustments (Part 3)

Adjust Pickup Arm Lowering Mechanism

Adjusting the pickup arm lowering mechanism.

Troubleshoot Short-Circuiter

Troubleshooting and adjusting the short-circuiter.

Replace Anti-Interference Capacitor

Replacing the anti-interference capacitor.

Instructions for Measuring and Making Adjustments (electrical)

Measure and Adjust Wow and Flutter

Measuring and adjusting wow and flutter.

Measure Current Consumption

Measuring current consumption.

Exploded View Chassis Top View

Chassis Bottom View

Spare Parts List

Lubrication Instruction