Marsh Sound Design HT 4000 User Manual

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High Resolution Audio-Video Processor HT 4000

Marsh Sound Design

Congratulations!

n your acquisition of your new HT 4000 product by Marsh Sound Design. This product

Audio/Video control center. It incorporates the most exacting and accurate surround sound technology available for home theater. As such, this product represents a unique synthesis of form, function and fidelity, superbly crafted to deliver all the critical requirements of a truly high performance home theater.

electronic components used in the signal path. Select bypass capacitors by, 1% metal film resistors. In addition, absolutely no tone or loudness controls are used. Without any compromise, this product faithfully reproduces all of the subtle details of the original signal.

manual in order to derive the maximum performance, flexibility and enjoyment from your new product.

is a fully integrated, high resolution,

You will find only the finest audiophile-grade

Please follow the instructions contained in this

PREFACE

UNPACKING

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Your new product was diligently handcrafted, thoroughly tested and carefully packed at our factory in California, USA

In the unlikely event that this product is damaged during shipment, be sure to save the carton as evidence for the freight carrier's inspection and call your local dealer immediately. We strongly recommend that you always save the box and packing materials should you have to transport your product for any reason.

CAUTION:

Never ship this product without the original

packing.

CONTENTS

Please check and identify the following

accessories that are packed with this unit:

 Remote control unit  Batteries for remote control unit  AC power cord (UL approved)  Product Warranty registration card

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WARRANTY

Be sure to complete and return your Product Warranty registration card immediately. This will entitle you to our extended warranty as outlined in the section titled “Warranty”.

YOUR RECORD

he model number and serial number of

this product can be found on either the back or the bottom of the unit.

Please note them in the space provide below and retain this manual as a permanent record of your purchase to aid identification in the event of theft.

Model Number: __________________________ Serial Number : __________________________

TABLE OF CONTENTS

RECOMMENDATIONS 7

GENERAL RECOMMENDATION 7

SETUP RECOMMENDATIONS 7

LISTENING RECOMMENDATION 1

QUICK SET UP 8

SPEAKER SIZE 8

SPEAKER DISTANCE 8

INPUT ASSIGNMENT 9

BASS TRIM 9

CALIBRATION 9

COMPRESSION 10

STATUS DISPLAY 10

DVD AUDIO FULL RANGE 10

REST TO DEFAULTS 10

ADVANCE SET UP NAME CHANGE 11

SET UP YOUR VIDEO MONITOR 11

SET UP YOUR MULTI CHANNEL AUDIO OUT 11

SET UP YOUR VCR 12

SET UP ZONE 2 WITH CD CHANGER 12

SET UP A AUDIO VIDEO SOURCE WITH DIGITAL OUT PUT AND CHANGE SOURCE NAME 13

CONTROLS AND FUNCTIONS 14

REMOTE CONTROL 14

REMOTE CONTROL LEARNING MODE 15

FRONT PANEL CONTROL 16

REAR PANEL CONNECTIONS 17

GENERAL OPERATION OF UNIT 18

GENERAL ZONE 2 OPERATIONS 19

RECORDING AUDIO AND VIDEO 19

GENERAL PRECAUTION 20

REPLACING THE AC POWER FUSE 21

TROUBLE SHOOTING GUIDE 22

SPECIFICATIONS 23

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General Recommendations

BEFORE you begin, we strongly

recommend that you take a moment to:

•Familiarize yourself with the Controls and Functions of the unit

•

Carefully study the System Connection

and Basic Operational instructions

•

Understand the System Setup and

Programming instructions

•

Take note of the listed Precautions

Setup Recommendations

•

Perform Quick Set Up

•

Speaker Size

•

Speaker Distance

•

Perform Input Assignment

•

Perform System Calibration

•

Perform Quick Setup Video Monitor

•

Perform Quick Set Up_Multi Channel

Audio Out

•

Perform Quick Set Up_VCR

•

Perform Quick Set Up_CABLE BOX,

DIGITAL IN, NAME CHANGE

•

Perform Quick Set Up_DVD, DVDA, 7.1

•

Perform Quick Set Up ZONE 2 CD changer

RECOMMENDATIONS

Listening Recommendation

Please note that your new HT 4000 will improve sonically over the course of the first week. After the first week, you will notice that the sound of your new product has become richer, warmer and more open!

QUICK SET UP

1. QUICK SET UP -SPEAKER SIZE

2. QUICK SET UP -SPEAKER DIST

3. INPUT ASSIGNMENT

4. TUNER/PAL/NTSC SETTING

5. BASS TRIM

6. CALIBRATION

7. COMPRESSION OFF

8. STATUS DISPLAY OFF

9. DVD AUDIO FULLRANGE NO

0. RESET TO DEFAULTS NO EXIT

1. FRONT SMALL

2. CENTER SMALL

3. SURROUND SMALL

4. BACK 2 SMALL

5. SUBWOOFER YES EXIT

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Quick Set Up

Press menu on remote main menu will show on monitor

Speaker size

1. Press 1 quick set up speaker size

2. Press 1 front will blink press

select to toggle through large and small

3. Press 2 center will blink press

select to toggle through small and none

4. Press 3 surround will blink press select to toggle though small, none and large only if front are large.

5. Press 4 back will blink press select to toggle through 2 small, 1 small, none and 1 large, 2 large if front are large

6. Press 5 subwoofer will blink press select yes, no

7. Press exit and exit the changes will be stored into memory.

Speaker distance

From your listening position

1. FRONT LEFT 12 feet

2. CENTER 12 feet

3. FRONT RIGHT 12 feet

4. SURROUND RIGHT 8 feet

5. BACK RIGHT 8 feet

6. BACK LEFT 8 feet

7. SURROUND LEFT 8 feet EXIT

1. Press 2 quick set up speaker

distance

2. Press 1 left the distance will blink, press the select button till you have the distance from the left speaker to the listening position (Keep pressing select it will advance 1 foot at a time till you reach 30 ft then it will go back to 1ft.)

3. Repeat for the Center, Right, Right surround, back right, (if only 1 back) back left, left surround.

4. Press exit to get back to the main menu

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INPUT VIDEO

1. VCR1 ANALOG

2. VCR2 ANALOG

3. TV ANALOG

4. LD DIG 5

5. AUX ANALOG

6. SAT DIG 3

7. DVD DIG 1

8. CD DIG 2

9. TAPE ANALOG EXIT

INPUT AUDIO BASS TRIM

1. VCR1 0db

2. VCR2 0db

3. TV

4. LD

5. AUX

6. SAT

7. DVD

8. CD

9. TAPE EXIT

0db 0db 0db 0db 0db 0db 0db

QUICK SET UP

Input assignment

1. Press 3 input assignment you will change the defaults if they are not what you require press the input you would like to change and it will blink.

2. How to change the CD from DIG 2 input to ANALOG input. Press 8 the CD will blink press select button till you see the input changes to analog press exit and the new input is set.

3. Press exit to get back to the main menu

Bass trim

This allows setting the bass level for each input

1. Press 5 To Select Bass trim menu, to raise the bass 3 db on VCR 1.

2. Press 1 the VCR 1 level will blink, press the volume up button 3 time, ever time you press the volume button the level will raise 1 db and the reveres if you press the volume button do

3. Press exit. to get back to the main menu

Calibration

1. To calibrate the system you want all the speakers to be atthe same volume, to do this

2. Press 2 and center will output pink noise then press 1 and pink noise will come from left front speaker adjust the volume of the front speaker so it is at the same volume ask the center speaker. You can go back and forth till they sound the same volume to you. Repeat this for all speaker till they all sound at the same volume as the center

3. Press 8 and pink noise will come from subwoofer adjust the volume with the volume button till it sounds the same as the rest of the speaker. It will be a much lower sound than the rest of the speakers

4. Press exit to get back to the main menu

QUICK SET UP

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Compression

This is used to lower the dynamic so you can

listen at low volume and still here the dialog. This doest give the best sound it is only meant for vary low volumes.

1, to turn on compression press 7 when in the main menu. Off or on will blink press select it is on then press exit add the compression will be set?

2. To turn off do the same thing till off

is blinking

Status Display

This function turns on and off the automatic on screen status display. When on, automatic when you press the volume up or down the status shows on screed

1. To change press 8 and on/off will blink press select till the desired on or off is blinking then press exit this will set the command.

DVD Audio Full Range

This sets analog bass management for the

7.1 audio input. When in full range (yes) there is no filters or HI pass filters. When set for full range (no) the filters will be set by your speaker set up and subwoofer yes no menu

Rest To Defaults

This will set the unit to all factory defaults, we recommend not to use this unless there is trouble with any of the setting you have done then this is good way to get the unit back out of the box condition. This is used whenever there is an up date to the unit firmware

1. Press 0 on the remote when in the main menu (no) will blink, press select to toggle no to yes then press exit and the command will set.

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Component

Video

QUICK SET UP

Advanced set up. Input name change

1. Press menu

2. Press 3 input assignment

3. Press the input you want to rename,

4. Press guide on remote

5. The rename screen will come up at the top

it will give you the default for that input, the current name and 5 X for the new name.

6. Use the curser on the remote to move up,

down, right, left, to select the new letter or number for the name, press select when you have the desired letter or number, repeat till you have the new name, if it is less than 5 letter or number then use the blank.

7. When you have completed press 1 to

change name then exit, out.

Set up your video monitor

1.Connect 1 composite video to your monitor for on Screen and s-video mixes down to composite.

2.Connect s-video or component video for

best picture.

S-Video

Subwoofer

You have now completed you video monitor set up.

Setup your multi channel audio out

1. Connect front left to your front left amplifier with a RCA cable.

2. Repeat for right. Right surround, left surround and subwoofer.

3. Repeat for right back and left back if you want back speakers. Make sure you list in the on screen menu (quick setup speaker size) that you have them set up as small or large and not none.

You have now completed your audio out set up.

Amplifier

QUICK SET UP

Right Audio

Input

Composite Video

S-Video

Audio Left

Audio Right

Left Audio Input

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Set up your VCR

We will use VCR1 input.

1. Connect a s- video cable from your VCR to the s-video input of VCR1 if your VCR does not have a s-video output use the composite video and a RCA video cable

2. Connect 2 RCA audio cables from your VCR audio output to the audio inputs of the VCR1 of the unit.

This completes the installation of the VCR to the system

Set up Zone 2 with CD changer

1. Connect the audio output of the changer with RCA cable to the AUX input of Zone 2.

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QUICK SET UP

Set up an audio video source with a digital output and change the default name

DVD, DISH, SATELITE, GAME, CABLE BOX We will use the AUX input and a cable box for this instruction

1. Connect an s-video from the cable box s-

video out to the s-video input of the aux input.

2. Connect a good quality RCA cable from the digital output of the cable box to the Dig4 input on the unit

S-Video

Digi4

Input

3. With the cable box of and the monitor or TV on press the AUX input button on the remote, this will turn the unit on. Press the menu button on the remote and the main menu will show on the monitor

4. Press 3 on the remote and the input select

menu will show up. Press 5 and the default input will blink (analog) press select till dig4 is blinking. You have now selected digital 4 as the audio input fro the AUX input.

5. Now to change the name of the input to cable. Press guide on the remote the name change menu will show.

6. Press the right curser till C is blinking, press select and you will see the C replacing the first x in the New Name row. Press the left curser till the A is blinking press select, Press the right curser till the L is blinking press select. Press the left curser till the E is blinking press select. Now all the new name show CABLE

7. Press 1 on the remote to select change name.

8. Now in the input select menu number 5show cable not Aux.

You have now selected Dig4 as the digital input for the new named input CABLE The remote will still say Aux. So you will press the aux button on the remote to select the CABLE input

FUNCTIONS

CONTROLS &

AVC

SAT

POWER

MUTE

GUIDE MENU

EXIT

DVD

SAT

AUD 3

R E

T/V

VID 1

AUD 4

VOL

PAUSE

SELECT

PLAY

STOP

TAPE MON

DVD

VCR

VCR 1

F F

AUX

CBL

PRE.

VCR 2

AUD 2

7.1

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Remote Control

1. POWER: This turns the unit off and into standby

2. Mute: This mutes the unit

3. TV: Toggles NTSC-PAL

4. Vol: Volume up

5. Vol: Volume down

6. CH: Seek up

7. CH: Seek down

8. Guide: Press for statues onscreen

9. Menu: Press to get onscreen set up menu.

10. Exit: Press to exit onscreen menu.

11. Pre ch: Turns TFT on and off

12. Curser and select as used in set up.

13. DVD, LD, VCR1, VCR2, SAT, AUX, CD, TV, TUNER, TAPE, 7.1: Selects source and turns unit on.

14. SUR: Put unit in the autodect mode to decode

any input format.

15. Mode: Toggles between Dolby Prologic 2

cinema, dobby Prologic 2 music. DTS neo 6 cinema, DTS neo6 music,

16. BASS: Allows you to set bass trim for each

source STEREO: Set unit in the stereo mode.

17. STEREO: Set unit in the stereo mode.

18. MUSIC 7: Sets unit in the music 7 mode

19. 1 through 10: Tuner presets

20. ZONE: Zone 2 sift button. allows remote to

control Aux, Tap, CD, Tuner, Volume, Seek, off, mute, for zone 2

21. SHIFT: Toggles the tuner between AM/FM.

When in the tuner input

22. SHIFT: In normal mode Toggles EX on and off If

there is an EX flag on the DVD the shift button will have no effect.

B-BASS

THX

MODE+

SW+

MODE-

SW-

M1 M2 M3 M4

ZONE LIGHT SHIFT

CTR+

CTR-

COMP

SURR+

SURR-

NOISE

BRIGHT

LOCK

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Remote Control Learning MODE

The remote allows you to transfer a command from a button on your source remote control (original equipment remote control) to a button on the remote control. New commands can be taught to any button in the CD, DVD, AUX, SAT, TVVCR and CBL device modes, except on the LIGHT button.

The remote control provides distinct visual feedback with LEDs (Light Emitting Diodes) that are located at the top left of the remote control (Status LED) and under the Device buttons. The Status LED at the top left of the remote operates in three colors (red, orange and green). The Device buttons have a red color LED behind them. These LEDs will assist you in programming in the learning section of the remote control.

Learning a New Command

Select a Device mode in which you would like to teach the new command, i.e. if you wanted to learn a new command to the PRE. CH button in the TV mode on the remote, you would select the TV Device button and then use the instructions below to teach the new command to the PRE. CH button.

Step 1

Status LED and the Device button turn on and remain lit.

Step 2.

orange Status LED will begin to flash continuously. The Device LED will turn off.

Step 3.

command to be learned until the Status LED on the remote turns green. Release the button on the

source remote control.

Step 4.

has been learned correctly. The Status LED will flash green twice and then turn to a steady orange

color indicating that the programming was successful. The Device LED will turn on

. Press the Device button and the SELECT button simultaneously, and hold until the orange

On the remote control, press the button that is to be taught the new command. The

On the source remote control (original remote control), press and hold the button for the

Press the button on the source remote control, once again to verify that the new command

FUNCTIONS

CONTROLS &

Repeat Steps 2 through 4 for any other buttons to be taught in the Device mode selected in Step 1.

Step 5.

you must save the programmed information. Press and hold the Device button and SELECT button

simultaneously, and hold until the orange Status LED flashes twice. The Device button will turn off

Please repeat for any other Device modes starting from Step 1.

To Erase a Learned Command From a Button

Step 1. the orange

Status LED and the Device button turn on and remain lit.

Once you have completed learning new commands to buttons in the selected Device mode

Press the Device button and SELECT buttons simultaneously, and hold until

FUNCTIONS

CONTROLS &

Front Panel Controls

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Figure 1. HT 4000 Front Panel Controls.

1. POWER SWITCH

Switches the unit into STANDBY mode. The

LED turns on. Do not turn this switch off to turn the system off press the off button.

2. OFF BUTTON

This button turn the system from on to

standby

3. VOLUME UP BUTTON

When pressed it raises the volume by 1 db

and when held down it raises the volume fast.

4. VOLUME DOWN BUTTON

Same ash up but it lowers the volume

5. SOURCE BUTTONS

When the button is pressed the source is

selected and the unit is turned on from standby. This is the same for all sources.

6. SOURCE BUTTON 7.1

When this button is pressed the 7.1 multi

Channel audio is selected and the DVD Video.

8. SEEK DOWN BUTTON

When this button is pressed and the tuner Source is selected the tuner will advance to the next lower valid channel

9. ZONE 2 BUTTON

This button toggles the CD, TAPE, TUNER, AUX source buttons, AM/FM buttons, VOLUME buttons, MUTE buttons, SEEK buttons, OFF buttons, to control zone 2. If action for 5 sec. Buttons revert back to main zone. Zone 2 can be one with main zone off

10. MUTE BUTTON

This button toggles mutes on and off in main zone and the same when the controls are in zone 2 mode.

11. AM/FM BUTTON

When this button is pressed the tuner will toggle between AM/FM

7. SEEK UP BUTTON

When this button is pressed and the tuner

Source is selected the tuner will advance to the next valid station.

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Rear Panel Connections

FUNCTIONS

CONTROLS &

DIGITAL2 IN DIGITAL1IN

DIGITAL3 IN

DIGITAL4 IN

DIGITAL

RS232

DIGITAL5

DIGITAL6

110TO 240 VOLT 50/60Hz

RIGHT

RECORD

OUT

INPUT

OUT

VARIABLE

OUT

FIXED

ZONE2

FUSE1.0 AMP

IEC127 F

INPUT

MODEL:HT 4000

High Resolution Audio-Video Processor

MAIN ZONE

ZONE2

TRIGGER

LEFT

12VOLT

TRIGGER

TAPE

AUDIOINPUTS

S/N

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62El Camino Drive, Corte Madera, CA 94925

WARNING:TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK,

DONOT EXPOSE TO RAIN OR MOISTURE

7.1INPUTS

WARNING: TOPREVENT ELECTRICAL SHOCK OR HARM, DO NOT REMOVE COVER. NOUSER SERVICEABLE PARTS INSIDE. REFER TO QUALIFIED SERVICE PERSONNEL.

FORCONTINUED PROTECTION AGAINST RISK OF FIRE OR DAMAGE REPLACE FUSES WITH THE TYPE AND CURRENT RATING SPECIFIED.

1. Digital Audio Inputs

Coaxial (DIG 1, DIG 2, DIG 3 and DIG 4)

and Toslink (DIG 5 and DIG 6) digital

inputs.

2. Digital Audio Output (Toslink)

3. Audio Inputs (CD and Tape)

4. Audio/Video Inputs

Labeled as VCR 1, VCR 2,TV, LD, AUX, SAT

and DVD with composite and S Video

inputs.

MADE IN

SAT

DVD

FRONTSURROUNDCENTERBACK

SUB

Manufactured under license from Digital Theater Systems, Inc. US Pat. No. 5,451,942, 5,956,674,5,974,380, 5,978,762 and other world-wide patents issued and pending. “DTS”, “DTS-ESExtended Surround” and “Neo:6” are trademarks of Digital Theater Systems, Inc.

AUX

“DOLBY”,“PROLOGIC”, AND THE DOUBLE-D SYMBOLARE TRADEMARKS OF

MANUFACTUREDUNDER LICENSE FROM DOLBY LABORATORIES.

Figure 2. HT 4000 Rear Panel.

13. Trigger, Main time delayed dry contact

1 am relay dry contact 5 sec delay

14. Trigger, Main time delay (12V)

12V trigger. Main time delay 5 sec.

15. Trigger (12V), Zone 2 time delay

5-second delay, 12V trigger for external system.

16. RS232 serial port

Serial port for system up date.

TVLD

DOLBYLABORATORIES.

MAINOUT

RECORDOUTAUDIOVIDEO INPUTS

REC2 REC1

VCR1VCR2

CENTER BACK SURROUND FRONT

SUB

GROUND

75OHM

LEFT

RIGHT

5. Audio/Video Record Outputs

Audio (REC 1 and 2) and Video (REC 1, 2 and 3.)

6. Main Audio Outputs (6 Channels)

Front, Sur, Back, Center and Subwoofer.

7. Main Video Outputs

Composite 1,2, Component, S- video.

8. FM Antenna Input

9. AM Antenna Input

10. Zone 2 Input (AUX 2)

11. Zone 2 Fixed Output

12. Zone 2 Variable Output

17. Remote Infra-Red Sensing Input

Input for external Infrared repeater.

18. AC Power Receptacle

Standard IEC, three-blade receptacle for proper orientation of the AC plugs.

19. AC Power Fuse Holder

A slide out drawer below the AC power receptacle contains the AC power fuse in the rear and a spare fuse in the front.

FUNCTIONS

CONTROLS &

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General operation of unit

Power up unit

1. Press power button all the way in. this turns on the power and puts the unit in standby. Do not turn the unit off by pressing this button. Press the off button.

Turn unit on and off

1. Press any input button on the front panel or input button on the remote, it will select the input and turn the unit on.

2. To turn the unit off press the off button on the front panel or the power button on the remote.

Mute the unit

1. Press the mute button on the front panel or press the mute button on the remote. When the system is in mute the unit will not respond to any commands except the mute command.

2. To unmute press the mute button again on

the front panel or the remote.

Volume control

1.Press volume up or down on the remote or front panel.

Modes

1.Music 7 Press this button and the system will go into Music 7 from a pcm source with no flag or analog input has no effect with a multi channel input.

2. Stereo mode works by pressing the stereo button on the remote, when you press the stereo button it will take you out of the any multi channel source and put you into stereo. If it is a digital input it will mix down to DOLBY 2 channel.

3.Surround button. When you have an analog

stereo 2 Ch. or pcm Input, when you press the surround button it will put you in the surround mode. All other modes with a Digital in work on auto detect, Dolby digital EX, Dolby Prologic 2, DTS, and DTS ES, DTS neo6. If the source has a flag if not it will default to the mode you have selected as the default

4.Mode button. This button toggles between Dolby Prologic logic2 music, Dolby Prologic logic 2 movie, DTS neo6 music, and DTS neo6 cinema as the default for 2chanel Sources with no flags.

5. 7.1 input When you press 7.1 from front panel or remote the unit will select the DVD video input and the 7.1 audio input. So you can have your DVD player work for DVD audio and any of the surround modes.

1. To put 7.1 audio in the full range mode (no filters) press menu on remote and press 9 to toggle full range yes or no press select when yes is blinking

Tuner

1.To select a station on the tuner press seek

up or down till you have the desired station then press the desired preset button 1 through 10 round button on the remote and hold down till the music comes back release button and your preset is set

1.1 After you have set all your favorite station use the preset buttons to select stations

1.2 The tuner requires a 75 ohm antenna Note: The seek is set very sensitive so you can get weak station if you want, but there will be noise on weak stations.

Main zone

Main zone has 2 triggers

1 is 12 volt 200 ma and the other is a dry

contact relay at 1 amp. The relay makes 5 seconds the main zone is turned on. When main zone is turned off, 12 volts is off and the relay opens.

The IR

IR input allows a repeater or blaster input from zone 2 or any other IR input.

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General Zone 2 operations

Inputs for zone 2 are

1. CD

2. TAPE

3. TUNE

4. ZONE 2 AUX

To select a zone 2 input you press the zone 2 sift key and then the input you desire. The volume up down, seek up down, mute, work for zone 2. Once you press the zone 2 sift key it will time out when you stop pressing buttons (4 sec). The zone 2 will operate with main zone on or off.

Zone 2-aux input is a zone 2 input only; Main zone has no control over Zone 2 aux

Zone 2 Trigger is a 1 amp dry contact relay that makes when zone 2 is turned on.

FUNCTIONS

CONTROLS &

Digital

Record Out

Composite

Video Out

Left

Audio Out

Right

Audio Out

Recording Audio and Video

NOTE: You must connect the analog out of all sources you want to record to the unit. Input for that source.

1.Connect the audio record out of the unit to the record in of you VCR or other recorder.

2. Connect the composite video out of the unit to the video in of your VCR or other recorders.

3. To record digital audio out connect the digital out to your digital recorder, the unit digital out will be the same as the digital in source.

GENERAL

PRECAUTIONS

He lightning flash with arrowhead, within an equilateral triangle, is intended to alert the user to the presence of uninsulated “dangerous voltage” within the product’s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to people.

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General precautions

1. Never install unit near heating outlets

2. Make sure there is ventilation around unit

3. Unit must be installed in a dry place free from any rain water.

4. Do not stack unit on top of any heat source

5. Minimum rack depth is 17 in

6. Am and FM antenna should be from a outside source for best performance

RISK OF ELECTRIC SHOCK

DO NOT OPEN

CAUTION:

To prevent the risk of electric shock, do not remove the cover (or back) . No user-serviceable parts inside. Refer servicing to qualified service personnel.

The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance instructions in the literature accompanying the appliance

WARNING: TO PREVENT FIRE OR SHOCK HAZARD, DO NOT OPEN OR EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE.

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Replacing the AC Power Fuse

1. Turn the unit off.

2. Disconnect the AC power cord.

3. Slide open the fuse drawer completely.

4. Remove and replace the fuse in the rear

compartment.

1.0 Amp. fast blow (IEC 127F.)

5. Close fuse drawer completely.

6. Reconnect the AC power cord.

Use fuse type 5 x 20 mm

REPLACE THE

AC POWER FUSE

TROUBLE

SHOOTING GUIDE

Trouble Shooting the Basics

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Problems

NO sound, Status indicator and display are OFF

NO sound, Status indicator and display are ON

NO remote control function and Status Indicator off

NO remote control function and Status Indicator is Red

All functions work except in tuner mode

Audio path works fine but the video signal does not correspond to the program source or vice versa

Solutions

Check if AC power cord is securely plugged in. Check AC power fuse, replace if necessary.

Check all RCA cables for proper connections. Verify correct source is selected. Verify power amplifiers are turned on.

Press Power button on the front panel.

Verify the Status indicator turn red

Press AVC button on remote first

Check to ensure batteries are installed.

Check if the IR receiver path (located inside the display lens) is blocked by obstacles.

Check if antenna cables are properly connected.

Verify that all video and audio connections correspond to the correct source legend on the rear panel.

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AUDIO/VIDEO SECTION

Input Level 200 mVrms

Output Level (Pre-amp) 3.5 Vrms

Input Impedance 15K ohms

Total Harmonic Distortion less than 0.03 %

Frequency Response Stereo Bypass mode

Signal-to-Noise Ratio 95 dB CCIR-ARM

Digital Inputs 4 coaxial and 2 TosLink optical

Analog Inputs and Video Inputs

Second Zone Select Zone 2 AUX, AM/FM, Tape, CD

Outputs Eight-Channel Audio (Left, right, surround left, surround right,

Record Outputs 2 Audio, 2 Video and 2 S-Video

Second Zone Outputs 1 Fixed and 1 Variable Audio

20 Hz to 20 kHz ( 3 dB) Meets or exceeds the requirements of Dolby Digital and Dolby

Pro-Logic 2 DTS, DTS ES

Analog AM/FM, CD, TAPE, AUX, 7 Audio/Video 2 with S-Video and 2 250 mhz Component. 5 with composite and S-video

center, back left, back right, subwoofer), 2 Video and 1 S-Video

©©

SPECIFICATIONS

Weight (lb / kg) 27

Dimensions (W xDxH*) 17¼”x12½”x5¾”(438 x 317 x 146 mm)

TUNER SECTION FM AM

Range 87.5 - 108.1 MHz 520 - 1720 kHz

Usable Sensitivity 11.3 dBf @ 30 dB S/N (1.0 µV/75 ohm) 10 µV @ 20 dB S/N

50 dB Quieting Sensitivity 37 dBf Stereo (20 µV/75 ohm) –

Capture Ratio < 1.6 dB –

AM Rejection 60 dB –

THD at 1 kHz 0.1 % (Stereo) 0.5 %

I.F. Rejection 90 dB 35 dB

Image Rejection 80 dB 45 dB

Selectivity 58 dB 30 dB

S/N Ratio 74 dB (Stereo) 45 dB

Stereo Separation (at 1 kHz) 45 dB

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Features and Specifications are subject to improvements and changes without prior notice.

DTS Digital Surround is a registered trademark of DTS Technologies, LLC.

“Dolby”, “AC-3”, “Pro Logic” and the double-D symbol are trademarks of Dolby Laboratories Licensing Corporation. Manufactured under license from Dolby Laboratories Licensing Corporation.

Marsh

MARSH SOUND DESIGN

Email: sales@marshsounddesign.com

www.marshsounddesign.com

Tel: (415) 927-4672 Fax: (415) 924-6846

62 El Camino Drive, Corte Madera, CA 94925

Marsh Sound Design HT 4000 User Manual

Specifications and Main Features

Frequently Asked Questions

User Manual