marantz pmd320 manual

The Marantz PMD320 is a professional portable digital recorder featuring built-in stereo microphones, XLR inputs with phantom power, USB connectivity, SD card recording, multiple recording formats (WAV/MP3), variable speed playback, digital pitch control, and professional audio monitoring capabilities. Below are key sections for operation, features, setup, and troubleshooting.

1. Features at a Glance 2. Installation & Setup 3. Basic Operation 4. Specifications 5. Controls and Functions 6. Recording Settings 7. Playback Features 8. USB Connectivity 9. Maintenance & Care 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Built-in stereo microphones, XLR inputs with +48V phantom power, USB 2.0 port, SD card slot, headphone output, line output, LCD display.

Feature	Description
Built-in microphones	Professional stereo condenser microphones
XLR inputs	Balanced inputs with phantom power
SD card slot	Supports SD/SDHC cards up to 32GB
USB 2.0 port	For file transfer and computer connectivity
Headphone output	3.5mm stereo jack for monitoring
Line output	RCA connectors for external playback
LCD display	Backlit display for status and settings
RECORD	Starts recording session
STOP	Stops recording or playback
PLAY	Initiates playback of recorded files

Installation & Setup

Unpack and inspect contents. Insert batteries or connect to AC power.

Insert SD card: Format card using menu system before first use.
Connect microphones: Use XLR inputs for external microphones.
Connect headphones: For audio monitoring during recording.
Power on: Use POWER switch; check battery level indicator.

WARNING! Use only recommended power sources. Do not expose to moisture.

Basic Operation

Power on recorder; navigate menus using cursor buttons.

Select recording source: Built-in mics, line input, or external mics.
Set recording format: Choose WAV or MP3 with desired quality.
Adjust input levels: Use level meters to set optimal recording levels.
Start recording: Press RECORD button; monitor through headphones.

CAUTION! Always monitor recording levels to prevent distortion.

Specifications

Recording Media: SD/SDHC card (up to 32GB)
Recording Formats: WAV (44.1/48kHz), MP3 (32-320kbps)
Inputs: XLR (mic/line), 3.5mm stereo mini jack
Outputs: Headphone, line out (RCA), USB
Power Supply: 4x AA batteries or DC 6V adapter
Frequency Response: 20Hz-20kHz
Signal-to-Noise: >90dB
Dimensions: Professional portable design

Controls and Functions

Front panel: POWER, RECORD, STOP, PLAY, cursor navigation, MENU.

Menu System: Recording setup, playback options, system settings, file management.

Recording Settings: Input source selection, recording format, input level adjustment, limiter on/off. Playback: File navigation, variable speed playback, A-B repeat, pitch control. System: LCD contrast, auto power off, clock setting, format card.

Recording Settings

Access recording menu for detailed configuration.

Input source: Built-in mic, external mic, or line input.
Recording quality: WAV (16/24-bit) or MP3 (bit rate selection).
Input level: Manual adjustment or auto level control.
Low cut filter: Reduce low frequency noise.
Limiter: Prevent clipping on loud signals.

Tip: Use headphones to monitor audio quality during setup.

Playback Features

Advanced playback options for professional use.

Variable speed: Adjust playback speed without pitch change.
Pitch control: Change pitch independently of speed.
A-B repeat: Loop between two points for practice.
File navigation: Browse folders and select files.
Marker function: Set markers during recording/playback.

WARNING! Save important files before formatting card.

USB Connectivity

Connect to computer for file transfer and power.

Connect USB cable: Use supplied USB cable.
Select mode: Choose between storage or audio interface.
Transfer files: Drag and drop audio files.
Charging: Unit can charge batteries when connected.

Maintenance & Care

Keep unit clean and dry. Store in protective case when not in use.

CAUTION! Do not use harsh chemicals for cleaning. Avoid extreme temperatures.

Regulatory Information

Troubleshooting

Symptom	Possible Cause	Corrective Action
No power	Batteries/adapter	Check battery orientation; try AC adapter.
Card error	Card format/compatibility	Reformat card; ensure compatible SD/SDHC card.
No recording	Input source/card space	Select correct input source; check available space.
Poor audio quality	Input levels/mic placement	Adjust input levels; check microphone placement.
USB not recognized	Driver/cable connection	Install drivers if required; check cable connection.

Reset: Menu > System > Factory Reset if available.

Service: Contact authorized Marantz Professional service center.