Pioneer CT-F2121 Piastra di registrazione
Produttore:
Modello:
CT-F2121
Data:
0
Categoria:
Gruppo:
Descrizione:
Cassette Tape Deck

Informazioni

Systems......................Compact cassette, 2-channel stereo Recording .... AC bias system (bias frequency: 85kHz) Erasing.............................................AC push-pull system Heads . . ."Permalloy Solid" recording/playback headx 1 Ferritte erasing head x 1 Motor.................... Electronically-controlled DC motor Fast Winding Time............... Approximately 80 seconds (C-60 tape) Wow and Flutter...............No more than 0.12% (WRMS) Frequency Response.........................Standard, LH tapes; 30 to 13,000Hz (40 to 11,000Hz, ±3dB) Chromium dioxide tape; 30 to 16,000Hz (40 to 12,000Hz, ±3dB) Signal-to-Noise Ratio...........................Dolby OFF; 48dB (standard and LH tapes) Dolby ON; 58dB (over 5kHz, standard and LH tapes) (When chromium dioxide tape is used, signal-to-noise ratio is further improved by 4.5dB over 5kHz) Inputs (Sensitivity/Maximum allowable input/lmpedance) MIC x 2; 0.3mV/63mV/20kß, 6mm<£> jacks (Reference Mic impedance; 600Ω to 20k£2) LINE x 2; 63mV/12V/50ka, Pin jacks REC/PB x 1; 10mV/2V/10ktt, 5P jack (DIN standard) Outputs (Reference level/Load impedance) LINE x 2; 450mV/50ki2, Pin jacks Headphone x 1; 80mV/8£2, 6mm0, stereo jack REC/PB x 1; 450mV/50k£2, 5P jack (DIN standard) Semiconductors..........Amplifier section; 41 transistors (including 2 FETs) 28 diodes (including 3 zener diodes, 1 LED) Motor control section; 2 transistors, 1 diode Subfunctions.........................«Dolby system (ON OFF) with indicator lamp •Tape selector (STD/Cr02) Independently switchable bias and Equalizer •Full-auto stop mechanism (in all modes of PLAY/REC/FF/REW) •Cassette compartment illumination Power Requirements .... AC120V, 60Hz (KCU model) AC220V, 50/60Hz (NB model) AC 120V, 220V and 240V (switchable) 50-60Hz (DV, DP model) Power Consumption........................... 15 watts (max.) Dimensions ................. 350(W) x 142(H) x 282(D) mm. 13-3/4(W) x 5-5/8(H) x 11-1/8 in. Weight ..................14 lb 9 oz (6.6 kg) (without package) Accessories...................................Stereo connecting cord with pin plugs x 2 Head cleaning kit x 1 Operating instructions x 1

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Manuale di servizio
Tipo di manuale:
Manuale di servizio
Pagine:
60
Dimensione:
15.66 Mbytes (16422488 Bytes)
Lingua:
english
Revisione:
ID del manuale:
ART-144-0
Data:
Qualità:
Documento scansionato, tutto leggibile.
Data caricamento:
2015 09 27
MD5:
f9cff7a25f7f58d18452b3e71a7c84b8
Scaricamenti:
1357

Informazioni

1. SPECIFICATIONS ... 3 2. FRONT PANEL FACILITIES ... 4 3. CONNECTION DIAGRAM ... 6 4. BLOCK DIAGRAM ... 7 5. LEVEL DIAGRAM ... 9 6. CIRCUIT DESCRIPTIONS 6.1 Recording and Playback Circuit ... 10 ‘ 6.2 Auto Stop Circuit ... 12 z—<v 6.3 Power Supply Circuit ... 13 ', .. 6.4 Muting Circuit ... 13 7. DISASSEMBLY Parti ... 14 Part 2 ... 15 Part 3 ... 16 8. PARTS LOCATIONS ' 8.1 Front View ... 17 8.2 Front View with Panel Removed ... 18 8.3 Top View ... 19 8.4 Rear Panel View (NB, KCU model) ... 20 8.5 Rear Panel View (DV, DP model) ... 21 8.6 Bottom View ... 22 ^ 9. MECHANICAL ADJUSTMENTS 9.1 Pinch Roller Pressure ... 23 9.2 Tape Speed ... 23 9.3 Reel Hab Torque ... 24 9.4 Muting Switch ... 25 9.5 Solenoid Operation ... 25 9.6 Play Switch ... 26 9.7 Rec Actuating Lever ... 26 10. ELECTRICAL ADJUSTMENTS 10.1 Head Azimuth ... 27 10.2 Playback Equalizer ... 27 10.3 Playback Level ... 27 10.4 Level Meter Calibration ... 27 10.5 Recording Current ... 27 10.6 Recording Bias ... 27 10.7 Bias Trap ... 28 10.8 Recording/Playback Frequency Response ... 28 10.9 Recording Level ... 28 10.10 Dolby Processor ... 28 11. SCHEMATIC DIAGRAMS, P.C. BOARD PATTERNS AND PART LISTS 11.1 Schematic Diagrams and Miscellaneous Parts ... 31 11.2 Power Supply and O.S.C. Assembly (RWR-027) ... 34 11.3 REC/PB Amplifier Assembly (RWF-043) ... 37 11.4 Fuse Board Assembly 1. KCU Model (RWX-089) ... 45 2. DV, DP Model (RWX-090) ... 45 3. NB Model (RWX-092) ... 46 11.5 Indicator Assembly (RWX-087) ... 47 11.6 Lamp Assembly (RWX-052) ... 47 11.7 Control Assembly (RWG-049) ... 48 12. EXPLODED VIEW ..51 12.1 Panel Stay ... 53 12.2 Rear Panel ... 53 12.3 Main Chassis ... 54 13. EXPLODED VIEW TRANSPORT ..55 13.1 Head ... 57 13.2 Idler A ... 57 13.3 Sensing Switch ... 58 13.4 Transport Chassis ... 59 13.5 Play, Muting Switch ... 60 13.6 Operating Button Assembly (RXA-498) ... 61 13.7 Tape Counter ... 62 13.8 Eject Bracket ... 62 14. PACKING ... ..63

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