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Revox C115

Revox C115
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C115
Professional
Cassette
Tape
Deck
Bedienungs-
und
Serviceanleitung
Operating
and
Service
Instructions
Mode
d'emploi
et
Instructions
de
Service
SCAT
ARERR
RIN
C8121
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Revox C115 Specifications

General IconGeneral
TypeCassette Deck
Track System4-track, 2-channel stereo
Tape Speed4.76 cm/s
Heads1 x record/playback, 1 x erase
Frequency Response30Hz to 20kHz (Metal tape)
Signal to Noise Ratio72dB (Dolby C)
Output0.775V (line)

Summary

Operating Instruction

1.1 General Information

Safety and environmental precautions for operating the device.

1.2 Operator controls

Identification and function of the device's controls and buttons.

1.3 Display field

1.4 Connectors and cabling

Faderstart socket:

Socket for remote start/stop operation.

1.5 Operation

1.5.1 Recording

Steps for recording audio onto a cassette tape.

1.5.2 Playback

Steps for playing back a cassette tape.

1.5.3 Selection search

Function to search for the start of a selection.

1.5.4 MEMO Function

Stores tape addresses for later retrieval.

2. ASSEMBLYDISASSEMBLY

2.1 General informations

Important precautions before disassembly and handling MOS components.

Important: Handling of MOS components:

Precautions for handling sensitive MOS components.

2.1.1 Maintenance

Information on maintenance and lubrication.

2.1.2 Required tools

List of tools needed for disassembly and assembly.

2.1.3 Reassembly

Guidelines for reassembling the unit.

2.2 Disassembly

2.2.1 Housing

Steps to remove the top cover of the unit.

2.2.2 Front Unit

Detailed steps for removing the front panel assembly.

Cassette deck mechanism

2.3.1 Tape guide rollers

Details on fixing and adjusting tape guide rollers.

2.3.2 Soundheads

Information on record/reproduce and erase heads.

2.4 Electronic modules

2.4.1 Mains Unit

Procedure to remove the mains unit.

Power supply Unit

Steps to remove the power supply unit circuit board.

3. FUNCTIONAL DESCRIPTION

3.1 Cassette deck

Description of the dual capstan tape transport mechanism.

FRONT UNIT:

Controls input keypad and microprocessor functions.

3.2 Control

Description of power supply voltages and spooling motor control.

3.3 Audio electronics

Explanation of the audio board's recording and playback sections.

4. ALIGNMENT INSTRUCTIONS

4.1 General information

Safety precautions and general notes for alignment.

4.1.1 Tools

List of required equipment and tools for alignment.

4.1.2 Demagnetization

Procedure for demagnetizing the tape path components.

4.1.3 Level definitions

Defines voltage levels (dBu, Veff) used in calibration.

Cassette deck alignments

4.2.1 Record reproduce head

Procedure for checking and adjusting head height and azimuth.

4.3 Audio alignments

4.3.1 Peak meter

Procedure for calibrating the peak meter.

4.3.2 Frequency response with tape, MPX filter

Procedure for checking frequency response and MPX filter.

4.4 Measurement of various ratings

4.4.1 Distortion with tape

Procedure for measuring tape distortion.

4.4.2 Signal-to-noise ratio with tape

Procedure for measuring signal-to-noise ratios.

4.4.3 Erase depth

Procedure for measuring the erase depth of recorded signals.

4.4.4 Crosstalk

Procedure for measuring channel crosstalk.

4.4.5 Wow and flutter

Measurement of wow and flutter values.

5. TECHNICAL DATA

SCHEMATIC DIAGRAM

BLOCK DIAGRAM

CONNECTION DIAGRAM

PARTS LOCATION (Components Side)

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