DSPPA MP8000 Series Public Address System Amplifier

Welcome to the DSPPA PA system. Please read this manual carefully before use to facilitate your better application of the equipment.

DSPPA Acoustic Technology Co., Ltd.
http://www.DSPPA.com

Precautions

• Do NOT plug the equipment to the grid before connecting the system lines securely.
• Be sure to connect the equipment to the voltage in accordance with the one required by the equipment; otherwise, the equipment may be burnt.
• Since dangerous voltage exists in the equipment, do NOT open the housing to avoid electric shock.
• When the power switch of the equipment is in "Off" state, the equipment isn't disconnected completely from the grid. For safety, please unplug the power cord when the equipment is not used.
• Do NOT place the equipment in places that are very hot or cold.
• Please ensure the equipment operates in well-ventilated conditions to avoid overheating the equipment.
• Please switch off the master power switch when the equipment is not used for long time or when it is cloudy and moist.
• Do unplug the power cord to ensure the equipment is disconnected from the grid before removing or reinstalling any part of the equipment and disconnecting or rewiring any electric plug or other wiring of the equipment.
• In case of a failure, the unauthorized non-professional shall not disassemble the housing to maintain, so as not to lead to an accident or increase the damage degree of the equipment.
• Do NOT locate any corrosive substance near or on the equipment.

Features

• DVD/MP3/CD Player, Digital Tuner, Full-logic Cassette and Amplifier all in one.
• Fluorescence digital display, totally-digitalized tactile control.
• Two Microphone inputs, one AUX input and one AUX output for linking, one Video output.
• Equipped with USB interface, supports common USB flash disk, mobile hard disk, etc.
• Built-in chime generator.
• Two levels of priority muting: MIC1 > Chime.
• Individual volume control for each MIC input, master bass, treble, output volume control.
• 100V and 70V fixed-voltage output and 4-16Ω fixed-resistance (balanced, not grounded) output.
• 5 LED level meter.

Front Panel

The front panel of the amplifier houses controls for media playback, tuning, cassette operation, and audio adjustments. It features a display screen and various buttons and knobs.

Front Panel Controls

• 1: Power switch
• 2: Selector-CD
• 3: Selector-TUNER
• 4: Selector-DECK
• 5: Selector-AUX
• 6: Chime button
• 7: USB jack
• 8: Mic1, Mic2 jacks
• 9: Mic1, Mic2 volumes
• 10: Bass control
• 11: Treble control
• 12: Main volume
• 13: Output level meter (5 LED indicators)
• 14: Power indicator
• 15: Protect indicator
• 16: VFD (Fluorescent display)
• 17: TUNER-Band
• 18: TUNER-Scan high→low
• 19: TUNER-Scan low→high
• 20: TUNER-Memory
• 21: TUNER-Memo 1→20
• 22: TUNER-Memo 20→1
• 23: DVD-Skip down
• 24: DVD-Skip up
• 25: DVD-Search down
• 26: DVD-Search up
• 27: DVD-Repeat Play
• 28: DVD-L/R Track Select
• 29: DVD-Open/Close Door
• 30: DVD-Play
• 31: DVD-Stop
• 32: DVD-Door
• 33: DECK-Close Door
• 34: DECK-Door
• 35: DECK-Rewind
• 36: DECK-Fast forward
• 37: DECK-Left Play
• 38: DECK-Right Play
• 39: DECK-Stop/Open door
• 40: DECK-Record

Note: When all 5 LED level meters remain lit, sound is distorted. In such case, adjust each volume control button until LED 4 and LED 5 flash.

Rear Panel

The rear panel provides connections for power, antennas, audio/video inputs and outputs, and speaker terminals.

Rear Panel Connections

• 1: AC fuse
• 2: Power Supply Input
• 3: AC Power Switch
• 4: Fan
• 5: Output terminals (for speakers: 4Ω, 70V, 100V)
• 6: Mute control
• 7: Chime volume
• 8: FM antenna terminal
• 9: AM antenna terminal
• 10: AUX in jack
• 11: Video out jack
• 12: AUX out jack

Remote Controller Functions

The remote controller provides convenient access to all functions of the amplifier. The layout is as follows:

1: POWER (On/Off)

2: [0-9], [+10] (Number keys)

3: AV/PSCAN (Video output terminal selection)

4: R/L (Switch sound channel)

5: RETURN (Return to chapter or contents)

6: Direction keys (Up, Down, Left, Right)

7: ENTER (Confirm operation)

8: SETUP (System function settings)

9: PLAY (Play key)

10: [REV] & [FWD] (Rewind & Fast Forward)

11: TITLE (Select title/menu of a DVD)

12: PBC (Open/close VCD menu)

13: MENU (Selection key for DVD menu)

14: SLOW (Play at lower speed)

15: REPEAT (Select Repeat mode)

16: A-B (Repeat fragment)

17: VOL- (Volume down)

18: VOL+ (Volume up)

19: [PREV] & [NEXT] (Previous/Next chapter or song)

20: PAUSE (Pause during play)

21: STOP (Stop playing)

22: ZOOM (Zoom in image)

23: PROG (Program for playing songs)

24: AUDIO (Select sound effect)

25: ANGLE (Select viewing angle)

26: TIME (Time-controlled playing)

27: LANGUAGE (Select language)

28: SUBTITLE (Select subtitle)

29: OSD (On screen display)

30: MUTE (Eliminate or restore sound)

31: OPEN/CLOSE (Eject or inject disc tray)

32: REMOTE TRANSMITTER

System Wiring

The system wiring diagram illustrates how to connect external devices and speakers to the amplifier. Key connections include:

• Microphones (MIC1, MIC2) connect to the respective jacks on the front panel.
• FM and AM antennas connect to the FM ANT and AM ANT terminals on the rear panel.
• AC power connects to the AC POWER input on the rear panel.
• Speakers connect to the Output terminals (5), supporting 4Ω, 70V, or 100V configurations.
• External audio sources can be connected via the AUX IN jack (10).
• Video output is available via the Video Out jack (11).
• An AUX OUT jack (12) is provided for linking to other devices.
• Connections for TV video input or TV audio input to an amplifier are also indicated.

Note:

• Never connect two hot terminals (labeled 4Ω, 70V, 100V) together.
• Only choose one pair of output terminals for speaker connection. The connection ways shall be COM-4Ω / COM-70V / COM-100V.

Use Method

This machine memorizes the sound source selection after shutdown and resumes to that state upon startup. The main "POWER" switch on the rear panel must be ON for the front panel "POWER" switch to function. Avoid frequent ON/OFF cycling of the rear AC POWER switch; wait at least 30 seconds after turning it OFF before turning it ON again. After startup, the machine enters the sound source playing state. The main volume knob (11), BASS (9), and Treble (10) knobs can be adjusted for proper broadcasting sound. The machine operates in four modes: DVD, Tuning Radio, Cassette, and Auxiliary Sound Source.

DVD Mode

The DVD mode supports various music and video file formats including DVD, Super VCD, VCD, MP3, MP4, and CD. It also provides video output.

Characteristics of DVD Mode

• High compatibility with DVD, Super VCD, VCD, CD, MP3, MP4, MP3+JPEG, PICTURE-CD, CD-R discs.
• Digital image adjustment technology for acutance, brightness, contrast, chrome, and saturation.
• Functions include multi-step forward/rewind, advanced slow play/reverse, step, replay, and programming play.
• Supports multiple languages and captions, with angular selection and picture enlarging.
• Full compatibility with PAL/NTSC systems.

Selecting DVD Mode

Press the 'DVD' key on the program selection keypad to switch to DVD mode. The startup picture will appear on the screen, indicating readiness for operation.

Operations can be performed via the front panel or the remote controller, with the remote controller offering more convenience.

Caution: A prompt on the screen indicates failed or denied operations.

When playing MP3s, a blue round point illuminates if the number of chapters exceeds 99.

Playing Discs

Press the [Open/Close] key (or button 31 on the remote) near the disc cabin. The screen will display "OPEN" and the tray will pop out. Load a disc with the tag side up. Press [Open/Close] again to close the tray. The machine will read the disc and recognize its format.

Playback Controls

• Play: Press the PLAY key (or button 9 on the remote).
• Pause: Press the PAUSE key (or button 20 on the remote) during playback. Press again to resume.
• Stop: Press the STOP key (or button 21 on the remote). Pressing it once enters "Stop-bound" state, allowing playback to resume from the stopped point upon pressing PLAY. Pressing STOP twice enters the full STOP state, resuming from the beginning upon pressing PLAY.
• Volume Control: Use VOL+ (18) and VOL- (17) buttons on the remote to adjust volume.
• Mute: Press the MUTE key (or button 30 on the remote) to mute/unmute audio.

Menu Navigation

• DVD Discs: Press the MENU key (or button 13 on the remote) to enter the program option menu. Use direction keys (6) to select chapters and ENTER (7) to play.
• Super VCD/VCD Discs: Press the PBC key (or button 12 on the remote) to enable/disable menu playing. Use RETURN (5) to go back to the program option menu.

Advanced Playback Features

• Time-Selecting Playing: Press the TIME key. Use direction keys and number keys to set Title, Chapter, or Time, then press ENTER.
• Skip Playing: Press [PREV] (19) or [NEXT] (19) to skip to the previous or next chapter/song.
• Rapid Playing: Press the forward key (FWD) repeatedly to play at speeds X2, X4, X8, X20. Press REW (REV) repeatedly for backward playback at similar speeds. No sound is output during rapid playback. Press PLAY to return to normal speed.
• Slow Playing: Press the SLOW key (or button 14 on the remote) repeatedly to play at speeds 1/2, 1/3, 1/4, 1/5, 1/6, 1/7. No audio is output during slow playback. Press PLAY to return to normal speed.
• Replay: Press the REPEAT key (or button 15 on the remote) to select replay modes: off, chapter/song, title/full disc. For MP3, modes include song replay, list replay, and full disc replay.
• Programming Playing: (Applicable to Super VCD/VCD/CD, not MP3). Press PROG (23) to enter the programming menu. Arrange the order of playback using number keys and direction keys. Select "Play" to start or "Cleanup" to cancel.
• Track Selection: For VCD discs, press the R/L key (or button 4 on the remote) to switch between Stereo, Left Track, Right Track, A/sing right, A/sing left.
• Angle Selection: (DVD only). Press ANGLE (25) to select different shooting angles.
• Subtitle Selection: Press SUBTITLE (28) to cycle through available subtitle languages.
• Language Selection: Press LANGUAGE (27) to cycle through available audio languages.
• Picture Zoom-In: Press ZOOM (22) to zoom in. Use arrow keys to pan the zoomed image.
• Screen Display (OSD): Press OSD (29) to display title, section info, time, language, subtitle, angle, or playback status. Press again to close the display.

MP3 Playing

When playing MP3 discs, an operation menu appears showing:

• (1) Catalog Window: Displays the current path.
• (2) File Window: Displays files in the current path.
• (3) Scroll Bar Window: Indicates position within the file window.
• (4) MP3 Play Icon.
• (5) Play Icon for JPEG Picture.

Use arrow keys and ENTER to navigate and select items.

System Setup

Press SETUP (8) to enter the System Setup interface. Options include:

• Television System: Select NTSC, PAL 60, PAL, or Automatic.
• Screen Protection: Enable or disable screen protection.
• Video Output: Select Video Component, TV-RGB, P-SCAN YPBPR, PC-VGA, S-VIDEO.
• Screen Picture Scale: Select 3PS, 4:3 LB, or 16:9.

Language Setup

Press SETUP (8) and navigate to Language Setup. Options include:

• Picture Display Language: English, Chinese, German, Spanish, French, Portuguese.
• Audio Language: Select desired audio track language.
• Subtitle Language: Select desired subtitle language (Chinese, English, Japanese, French, Spanish, Portugal, German, Latin).
• Menu Language: Select desired menu language (Chinese, English, Japanese, French, Spanish, Portugal, German, Latin).

Note: Language settings require disk support.

Video Setup

Press SETUP (8) and navigate to Video Setup. Adjust Brightness, Contrast, Hue (Color Tone), and Saturation using the arrow keys.

Radio Receiving

Press the TUNER key to access radio mode. The equipment will use the built-in tuner. The indicator for the selected band (FM/AM) will be lit. The screen will display "TUNER" briefly.

• Band Selection: Press BAND key to switch between FM and AM bands.
• Auto Station Search: Press and hold UP or DOWN keys for over 1 second to search for stations. The frequency will flash; it stops when a station is found. "STEREO" indicator lights up for strong stereo signals.
• Manual Station Search: Lightly press UP or DOWN keys (held for not more than 1 second) to step through frequencies (50kHz for FM, 9kHz for AM). Suitable for weak signals.
• Station Storage: After finding a station, press MEMO key. "MEM" and a storage number "CHXX" will flash. Use M-DOWN or M-UP to select a storage number (CH10-CH20). Press MEMO again to store. Use M-DOWN/M-UP to recall stored stations.

Tape Playing

Press the Tape selector key to play tape. Clean the tape head after 10 hours of playback for optimal quality. Use a magnet-deleting tape after 20-30 hours.

• Insert/Take out Tape: Press STOP/OPEN to open the deck door, insert/remove tape, then close.
• Rewinding: Press ◀◀ to rewind.
• Fast Forward: Press ▶▶ to fast forward.
• Tape Playing: Press ▶️ to play. The system will automatically rewind to play the other side after one side finishes. Press STOP (21) to stop.
• Record: Only in STOP status, press ⏺️ to record. Sources include CD, tuner, AUX, or MIC. Adjust main volume until LED 3 (+6dB) and LED 4 (+8dB) flash. Recording is not possible if the tape is protected.

Using External Signal

Press the AUX key to select an external program source from the AUX port on the rear panel.

Using Microphone

Turn down the Microphone Volume before inserting a microphone to avoid strong vibration. Insert the microphone into MIC1 or MIC2 (6.35mm plug) and adjust the Volume knob moderately. MIC1 has priority: its sound will mute all other signals. This MUTE function is for emergent speaking. The MUTE suppression level can be adjusted on the rear panel, preset at MAX.

MUTE Indicator: MAX (highest suppression) to MIN (lowest suppression).

Built-in Chime

Pressing the CHIME key plays a melody (e.g., '1 3 5 i') with priority similar to MIC1. The volume can be adjusted via the CHIME controller on the rear panel.

Specifications

DVD/MP3/CD Section

TUNER Section

Cassette Section

Amplifier

Specifications are subject to change without notice

DSPPA Acoustic Technology Co., Ltd.