550n - Nel-Tech Labs, Inc.
Contents
1. cccccccssesssseseeeeeeeeeeeeeaes 6 Table Message Length EE 9 Table 4 Option Select DIP Gwmtches AAA 10 Table 5 Ee e Re EE 11 Table 6 Load Light Indications Tape Load nseessosonnnnnnnneeensssnnnneeeeeeeeo 14 Table 7 Phone Load User Men 15 SoundBrick 550N 2 11 2007 WHAT IS THE SOUNDBRICK 550N The SoundBrick Model 550N is a solid state digital audio recording and playback device designed to provide a continuous loop audio source for telephone message on hold MOH plus a night answer feature The message on hold and night answer audio programs load into the SoundBrick s digital flash memory automatically from your pre recorded cassette tape and can also be loaded remotely using a standard touch tone telephone During the day the SoundBrick 550N provides message on hold audio to your phone system When night answer is activated the unit continues to play the MOH message until an incoming call is detected After the selected number of rings the unit answers the call plays the 30 or 60 second night answer message then disconnects Night answer can be activated manually using a switch on the unit or can be set to turn on and off automatically at pre set times by connecting the optional 24 hour 7 day digital timer and 1 8 mini plug trigger cable This optional timer ensures night answer is operational at the correct times each day and eliminates the chance of lost calls should the staff forget to tu2. Made in the USA STATUS Digital Message Repeater SoundBrick 550N 17 11 2007 FCC Notice WARNING This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of FCC Rules These limits are designed to provide reasonable protection against harmful interference when this equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his her own expense This digital apparatus does not exceed the Class A limits for radio noise emissions from digital apparatus set out in the Radio Interference Regulations of the Canadian Department of Communications Le pr sent appareil num rique n met pas de bruits radio lectriques d passant les limites applicables aux appareils num riques de la Class A prescrites dans le R glement sur le brouillage radio lectrique dict par le ministere des Communications du Canada Limited Warranty TERMS Nel Tech warrants to the original purchaser Buyer that the Product sold is free from defects in material and workmanship at the time of purchase The warranty extends five 5 years from the date of orig
3. seconds On 11 5KHz Bandwidth Off 6 5KHz Password select See table 4 Off Night answer off Internal speaker ER Off Speaker off Table 4 Option Select DIP Switches 5 off 6 off 1 ring 5 6 Night answer rings z Se S 2 fice 5 on 6 on 8 rings IMPORTANT NOTE Changes to the night message size and bandwidth settings do not take effect until power is recycled and messages reloaded Changes to password select and night answer rings do not take effect until power is recycled SoundBrick 550N 10 11 2007 Night Message Size Switch 1 Sets the maximum length for the night answer message This time is subtracted from the total time available for the MOH message Bandwidth Switch 2 Sets the fidelity of audio messages There is a trade off between audio quality and recording time the higher the audio quality the less the storage time The minutes of memory equipped on your unit 4 8 16 32 or 64 is printed on the serial number label on the rear of the unit and assumes a bandwidth 6 5KHz The 11 5KHz setting provides better audio quality but reduces the amount of recording time by one half i e a 16 minute unit can only store 8 minutes of audio See the message memory table on page 9 for audio storage times for different memory and bandwidth configurations Password Select Switches 3 4 Sets the MOH and night message remote access passwords When you dial into the unit to phone load the MOH or night message
4. the phone when you are finished Table 7 Phone Load User Menu Step 4 Adjust Volume After installation and loading is complete call into the company s phone system and ask to be placed on hold While listening to the on hold message adjust the output level knob on the left side panel as needed SoundBrick 550N 15 11 2007 MESSAGE PLAY OPERATION MOH Message Play The loaded MOH message plays continuously through the audio output jacks When the end of the message is reached it plays again from the beginning in a digital endless loop This occurs whether night answer is on or off The MOH message is only interrupted if night answer is on and an incoming call is received as described below Night Answer When night answer is on switch 9 the SoundBrick continues to provide the MOH message to the phone system when it is not answering a call When an incoming call is received the unit stops playing the MOH message answers the call plays the night message once then hangs up After hanging up it resumes playing the MOH message The current status of night answer is indicated by the status light on the front panel see status light table on page 6 for details Manual On Off Use switch 9 to turn night answer on and off switch on night answer on switch off night answer off If connected make sure the night trigger contact closure remains open Trigger On Off To use the night trigger function switch 9 must be
5. E OR INABILITY TO USE THE PRODUCT REPAIRING OR REPLACING PRODUCT Buyer may obtain the repair or replacement of any eligible part or equipment covered under this warranty through Nel Tech only Buyer is responsible for all shipping and handling charges in connection with the performance of this warranty Products returned to Nel Tech must be securely packaged to prevent damage in transit freight prepaid and insured for replacement value A return authorization number assigned by Nel Tech must be clearly marked on the outside of the shipping container Proof of purchase must accompany shipment Items delivered to Nel Tech without a return authorization clearly marked on the outside of the shipping container and or without proof of purchase will be refused Please contact Nel Tech at the address and phone number below to receive a return authorization number and to arrange for the repair or replacement of a flawed part covered by this warranty Please indicate the Product s serial number in all correspondence an authorization number will not be issued in the absence of a serial number Nel Tech Labs Inc 4 Ash Street Extension Derry NH 03038 Phone 603 425 1096 Copyright Notice This manual Copyright 1984 2008 by Nel Tech Labs Inc All rights reserved No part of it may be copied photocopied reproduced translated or reduced to any electronic medium or machine readable form without Nel Tech s prior written consent Information cont
6. SoundBrickeoe Model 550N INSTALLATION AND OPERATION MANUAL Quick install instructions on back cover Please leave this manual with the unit at all times Important warranty information enclosed SoundBrick 550N 11 2007 TABLE OF CONTENTS What is the SOUNGBICK SSON KE 3 System TEEN eege a e a a E dtc a aa a E E 5 OA e e EE 5 Connections EE 7 Tape Preparation Instructions svc uid tent entt ioe aaah cae teente ad 8 Both MOH and Night Answer Tape 8 MOH Only EE 8 Night Sieg Eet 8 Message Length EI 9 istallato EE 10 Step 1 Set the option Switches eee 10 Night Message Size Switch 1 NENNEN ENEE 11 Bandwidth Switch EE 11 Password Select Switches 24 11 Night Answer Rings Switches bp 11 Night Answer On Off Switch 9 11 Speaker On Off Switch 10 11 Step 2 Connections gege dee 12 Step 3 Load Messages EE 13 E let le EE 13 Phone Load Remote Access AANEREN ENEE 14 Step 4 Adjust Volume ae en e eege 15 Message Play le E de WE 16 MOH Message Play E 16 Elle n EE 16 Wall Mounting Instructions scence caer assert cae ees 17 FP VOUBISS MOO EIN EE 19 Q ick Jeder ee 20 LIST OF FIGURES Figure 1 Front Panel EISES eseu genee 5 Figure 2 Side ERR Le E E 7 Figure 3 ee EE 10 Figure 4 Installation Diagram E 12 LIST OF TABLES Table 1 Play Light Load Light Indications cccccccceeeeeeneeeeeeeeeeeeeeeeeaes 6 Table 2 Status Light Night Answer Indications
7. ained herein is subject to change without prior notification Nel Tech Labs Inc provides this manual without warranty of any kind express or implied This user s manual may contain technical and or typographical errors SoundBrick is a registered trademark of Nel Tech Labs Inc Printed in the U S A SoundBrick 550N 18 11 2007 TROUBLESHOOTING If you have trouble installing or operating the SoundBrick 550N refer to the table below to help find a solution If you are unable to solve the problem yourself contact your dealer for further assistance Problem or Indication No MOH message Possible cause and solution Unit may be playing night message through phone line Can t play MOH and night message at the same time If remote load feature is currently accessed MOH message is halted until call disconnects Adjust output level knob Check volume or level control on phone system No night message Make sure night message is loaded Check phone line connection Turn night answer on switch 9 Doesn t answer phone night Check phone line connection must be line that receives calls first Turn night answer on switch 9 or trigger Change answer rings to lower number switches 5 6 Tape load error play load lights flash together Tape is worn out or not prepared to guidelines obtain another tape from your messaging provider Power interruption occurred durin
8. ence Start the night message at least 30 seconds from the beginning of the tape Leave at least 30 seconds of silence after the message SoundBrick 550N 8 11 2007 MESSAGE LENGTH TABLE Message length is determined by the memory size of your unit and the bandwidth setting The 11 5KHz bandwidth setting provides better audio quality than the 6 5KHz setting but also reduces the total recording time by one half To determine the size of the MOH message subtract the night message size 30 or 60 seconds option select switch 1 from the total memory as shown below Memory Size Night 4 Min oe Ta Pa epee oe ie Bandwidth Message Table 3 Message Length MOH Message Size SoundBrick 550N 9 11 2007 INSTALLATION Step 1 Set the option switches Set the option select DIP switches to match your requirements for night message size bandwidth passwords night answer rings night answer on off and internal speaker on off Shs Ee Mann TT TT alalalal als SE Figure 3 Option Select Switches This example is for illustrative purposes only Your actual switch settings will vary A switch is on when it is pointing TOWARDS the switch numbers The switch is off when it is pointed AWAY FROM the switch numbers In the picture shown above switches 1 and 2 are off and switches 3 through 10 are on Switch Option Possible Values Night message size On OU seconds Off 30
9. g loading Possible interference from strong electromagnetic field i e computer monitor or fluorescent lights relocate unit away from source of interference Tape drawer won t open If the drawer doesn t open when you press the eject button press eject again Tape stuck in deck or deck is eating tapes Never eject tape during download Follow proper tape load procedure To remove stuck tape Turn power off wait 10 seconds turn power on Wait for deck to disengage play head before ejecting No power main power light is off Check the power switch should be on Check power pack for correct DC output voltage amp current Check power outlet to make sure it is not controlled by a switch SoundBrick 550N 19 11 2007 QUICK INSTALL INSTRUCTIONS 12VDC power supply included I 12V DC Power On Off DIP Switches tee E ize c deier on 11 5KHz 65 9 Night answer on night answer on off night answer off 10 Speaker on speaker on off speaiter off On switch points TOWARDS number RJ 11 telco cable included Phone Line E BE E Connect to phone line Night Trigger Connect to timer or trigger _ hardware 1 8 mini plug trigger cable optional Output 1KQ Output 82 Connect to phone system s Output Level mono RCA cable included MOH port For more detailed instructions read the inside of the manua
10. gits Ee 4Min 8Min 16 Min 32 Min 64 Min SoundBrick 550N 4 11 2007 SYSTEM OVERVIEW Front Panel The monitor speaker tape drawer eject button and indicator lights are located on the front panel Main JUUU UUUUU VUVUU VUUUU VUUUU UUVUU VUUUL power EH ight oundBrick Model 550N Monitor speaker Eject button Play PLAY m CL load and status LOAD lights STATUS m Digital Message Repeater Made in the USA Figure 1 Front Panel Diagram Main power light When lit indicates the power supply is connected and plugged into an AC outlet and the power switch is on Monitor speaker A built in speaker useful for listening to the tape while downloading and listening to the audio output being provided to the telephone system s message on hold port Note that the speaker s volume is not adjustable Eject button Opens and closes the motorized tape drawer for tape loading and removal Momentarily pushing the motorized tape drawer will also result in a closure SoundBrick 550N 5 11 2007 Play Load and Status lights Play and Load lights These lights together indicate the current status of the unit Play Light Load Light Indication Slow flash Unit Empty no tape no messages Fast flash Table 1 Play Light Load Light Indications Status light Displays the current state of the night answer feature Status Light Indication Nigh
11. he tape in the unit The audio program is stored in non volatile flash memory which is not erased if power is lost or if the unit is turned off However we recommend leaving the tape in the unit after loading If you do remove the tape LEAVE IT OUT If a tape is later re inserted the SoundBrick automatically stops message play erases its memory and loads the newly inserted tape Phone Load Remote Access To load by phone the unit must be properly installed connected to a standard analog phone line and night answer switch 9 must be on If switch 9 is off the night trigger cable must be installed and activated In either case the status light will be on or flashing 1 Make sure night answer is on and the unit is installed properly 2 Dial the SoundBrick s installation phone number from a different line 3 The unit answers and plays the night message if one is already loaded Press the star key on your phone within 20 seconds The unit stops playing the night message and delivers three beeps in response 4 Enter the MOH password or night password see password select table page 11 depending on which message you want to record If an invalid SoundBrick 550N 14 11 2007 password is entered the unit disconnects the call and you must start over If the password is correct you proceed to the next step 5 Two beeps play indicating you are now at the user menu The two beep tones play any time you finish with a selected op
12. inal purchase and covers parts and labor Buyer must provide written notice to Nel Tech within the warranty period of any defective part or conditions If the defect is not the result of improper use service maintenance or installation and if the equipment has not been otherwise damaged or modified after shipment Nel Tech or its authorized representative shall either replace or repair the defective Product at Nel Tech s option No credit shall be allowed for work performed by Buyer or unauthorized parties Out of warranty repairs will be invoiced at the current Nel Tech hourly rate plus the cost of parts shipping and handling IN THE EVENT THAT THE PRODUCT SERIAL NUMBER IS MISSING OR HAS BEEN TAMPERED WITH IN ANY WAY THE FOREGOING WARRANTY IS VOID AND WITHOUT EFFECT AND NEL TECH SHALL HAVE NO LIABILITY WHATSOEVER ON ACCOUNT OF DEFECTS TO SUCH PRODUCT LIMITATIONS EXCEPT AS STATED ABOVE THERE ARE NO WARRANTIES EXPRESS OR IMPLIED THAT EXTEND BEYOND THE SPECIFICATIONS FOR THE PRODUCT NEL TECH EXPRESSLY DISCLAIMS ANY WARRANTY EXPRESS OR IMPLIED THAT EQUIPMENT SOLD HEREUNDER IS OF MERCHANTIABLE QUALITY OR THAT IT CAN BE USED OR IS FIT FOR ANY PARTICULAR PURPOSE BUYER PURCHASES AND ACCEPTS EQUIPMENT SOLELY ON THE BASIS OF THE WARRANTY HEREINABOVE EXPRESSED UNDER NO CIRCUMSTANCES SHALL NEL TECH BE LIABLE BY VIRTUE OF THIS WARRANTY OR OTHERWISE FOR ANY SPECIAL INDIRECT SECONDARY OR CONSEQUENTIAL DAMAGES TO ANY RR OR PROPERTY ARISING OUT OF THE US
13. ject button The motorized tape drawer on the right side of the unit opens like a CD ROM drive on a computer Place the tape into the drawer by gently sliding it under the retaining clip audio side facing front then press the eject button or momentarily push the drawer to SoundBrick 550N 13 11 2007 close The SoundBrick detects the presence of the tape and begins the load process automatically After tape insertion the load light on the front panel flashes slowly and the unit rewinds the tape Because the MOH and night answer messages are stored in different sections of memory the unit must scan the tape to determine which message s it contains If it finds less than 20 seconds of silence at the beginning the tape is either MOH only or MOH night If it finds at least 30 seconds of silence at the beginning then the tape is night message only After the initial scan is complete the tape rewinds again and message loading begins Never eject the tape while it is loading During tape load the load light display the progress Load Light Indication Slow flash No tape in machine or rewinding tape Fast flash Searching tape for audio On no flash Loading message now Table 6 Load Light Indications Tape Load At the end of message loading the tape rewinds and message play begins automatically indicated by a solid play light IMPORTANT NOTE Once the SoundBrick is loaded and playing you do not have to leave t
14. l T Consult message length table page 9 and tape preparation info page 8 if needed Set option DIP switches Night message size switch 1 off 30 sec on 60 sec Bandwidth switch 2 off 6 5KHz on 11 5KHz Password select switches 3 4 see table on page 11 Night answer rings switches 5 6 see table on page 10 Night answer on off switch 9 off night answer off on night answer on Speaker on off switch 4 off speaker off on speaker on Note A switch is on when it is pointing towards the switch numbers and off when it is pointing away from the switch numbers 2 Connect the power supply and phone system MOH port as shown above Connect night answer phone line and optional trigger cable if applicable 3 Turn the power switch on To load by tape press the eject button on front of the SoundBrick to open the motorized tape drawer Insert the cassette into the tape drawer by gently sliding it underneath the retaining clip audio side facing front then press the eject button or momentarily push the drawer to close After an initial scan of the tape loading begins automatically To load messages by phone see page 14 SoundBrick 550N 20 11 2007
15. mono RCA to RCA cable included If the sound system does not have an RCA style input an adapter may be required not included 3 If you are using the night answer feature select the incoming phone line to be answered by the unit and split the line For proper night answer operation you must use the first phone line normally answered by the company s phone system Connect one side of the split to the phone line s original destination Connect the other side of the split to the phone line jack on the SoundBrick using an RJ 11 telco cable included IMPORTANT NOTE The SoundBrick 550N must only be connected to a standard analog loop start telephone line ahead of any other equipment using that line Installation on any other type of line or on a KSU or PBX extension will fail and may damage the other equipment and or the SoundBrick To test the installation line connect a normal analog home telephone to the line If the line type is correct you will be able to place an outgoing call and receive an incoming call using the home telephone 4 Connect the optional 1 8 mini plug trigger cable to the optional timer or other trigger hardware if you are using this feature Step 3 Load Messages Messages load into the SoundBrick 550N from a cassette tape supplied by your messaging provider and can also be loaded remotely by dialing into the unit using a standard touch tone phone Tape Load Turn the power switch on and press the tape e
16. rn off the night answer switch The SoundBrick 550N is the most versatile digital player of its kind with a list of features that includes User selectable 6 5KHz or 11 5KHz bandwidth 4 8 16 32 or 64 minutes of messages Night answer function with separate 30 or 60 second night message Internal motorized CD style tape drawer Automatic night answer activation using optional timer and 1 8 mini plug trigger cable Password protected remote audio load Flash memory no battery backup and no messages lost due to power outages ADPCM 96dB signal to noise ratio for clear hi fidelity audio User friendly controls and indicators Wall mountable Separate 8Q and 1KQ RCA output jacks Built in 2 watt amplifier CNN ANN LAAN NS NWS Each SoundBrick is built to exacting quality standards using state of the art SMT surface mount assembly for outstanding reliability and years of dependable service To get the best possible performance from your SoundBrick please take the time to read this manual and fully familiarize yourself with how the SoundBrick works before you begin installation SoundBrick 550N 3 11 2007 Use the space below to record information about the SoundBrick and about your messaging provider You will need this information should you require assistance installing or configuring the unit and when you need a new audio program Dealer name Contact person Phone Address Serial number 11 di
17. set to off Night trigger lets you activate night answer remotely by using the optional 1 8 mini plug trigger cable available from your messaging provider One end of the trigger cable plugs into the SoundBrick s side panel the other end consists of two wires Night answer is turned on by shorting the two wires An optional 24 hour 7 day digital timer is available from your messaging provider which can turn night on and off automatically on a daily schedule This saves staff from having to turn it on and off manually and also reduces the chance of lost calls should the staff forget to turn night answer off SoundBrick 550N 16 11 2007 WALL MOUNTING INSTRUCTIONS Using the screw holes on the back plate as a guide secure two screws into the wall where you want to mount the unit Then hang the unit on the screws Consider the weight of the SoundBrick when choosing a mounting wall Make sure the wall s construction is sufficiently strong to support the weight of the unit securely Make sure both screws are driven into studs or other sturdy supports not just into plain drywall md Brick ww odel 550N p To mount in this orientation the distance between the centerpoints of the mounting screws should be 3 11 32 PLAY LOAD STATUS Digital Message Repeater Made in the USA To mount in this orientation the distance between the centerpoints of the mounting screws should be 5 3 8
18. t answer off Night answer on night message loaded Night answer on but no night message loaded Table 2 Status Light Night Answer Indications SoundBrick 550N 6 11 2007 Connections Panel The left side panel is where the connectors are for external equipment including the power supply the phone system that receives the SoundBrick s output the night answer telephone line and the optional external trigger cable Also located here are the volume level control the main power switch and the option select DIP switches 12V DC Power supply connector 12VDC 500mA center pin positive Power au Power switch 10 option select DIP switches used to set night answer message size bandwidth passwords night answer rings night answer on off and internal speaker on off DIP Switches LC 1 Night message size on 60 sec off 30 sec H 2 Bandwidth on 11 5KHz off 6 5KHz Eo 9 Night answer on night answer on off night answer off 10 Speaker on speaker on off speaker off On switch points TOWARDS number Phone Line E RJ 11 telco connector for night answer phone line Connector for the 1 8 mini plug trigger cable Night Tri ivati g rigger optional part for remote message activation Output 1KQ RCA connectors for phone system s MOH port Separate 8Q and 1KQ outputs provided for Output 8Q impedance matching Output Level Output level adjustment knob Fig
19. t away or farther if necessary from such devices To help protect against power surges and other electrical problems the use of a quality surge suppressor strip which is different from a standard multi outlet power strip is strongly recommended Damage caused by power surges lightning or other electrical problems are not covered under warranty 12VDC power supply included 12V DC On Power Off DIP Switches LC 1 Night message size on 60 sec off 30 sec 9 Night answer on night answer on off night answer off 10 Speaker on speaker on off speaker off On switch points TOWARDS number RJ 11 telco cable included t Phone Line E E E Connect to phone line Night Trigger ei Connect to timer or trigger hardware 1 8 mini plug trigger cable optional Output 1KQ Output 82 Connect to phone Output Level mono RCA cable included Ger s MOH Figure 4 Installation Diagram SoundBrick 550N 12 11 2007 Connection Instructions 1 Turn the power switch off Plug the included power supply into a surge protected 110VAC outlet and the 12VDC jack on the SoundBrick 550N Only use the power supply provided with the unit 12VDC 500mA center pin positive Many power supplies look alike but provide different output Using the wrong one will void your warranty and may damage the unit 2 Connect either the 8Q or 1KQ audio output jack to the phone system s MOH port using a
20. the appropriate password must be entered by touch tone SW3 SW4 MOH Password Night Password Table 5 Password Select Night Answer Rings Switches 5 6 Sets how many rings night answer waits before answering calls Night Answer On Off Switch 9 Turns the night answer feature on or off Note that the position of this switch does not necessarily indicate the current status of night answer because when the switch is off night answer can still be turned on using the trigger function However if the switch is on then night answer is definitely on and triggers are ignored The current state of night answer is indicated by the status light on the front panel see status light table on page 6 for details Speaker On Off Switch 10 This switch turns the internal speaker on switch on and off switch off Note the speaker s volume cannot be adjusted The output level knob on the side panel only adjusts the level of the signal provided to the phone system not the volume of the internal speaker SoundBrick 550N 11 11 2007 Step 2 Connections Locate the SoundBrick 550N within 6 feet of a 110VAC outlet The unit is designed to be placed on a flat level surface or securely mounted on a wall Be sure to leave clearance for connections and adjustments IMPORTANT NOTE Devices that emit strong electromagnetic fields such as computer monitors and fluorescent lights may interfere with message loading so locate the unit at least a few fee
21. tion and are returned to the user menu There are four user menu options which are selected by pressing the indicated touch tone button Menu geg Option Function Description Plays the selected message through the phone After the message finishes playing you are returned to the user menu During play press once to pause 1 Play playback press to resume from pause or press twice to exit playback and return to the user menu If playback is paused for more than 20 seconds the call is disconnected Erases the selected message from memory This must be done before recording over an existing o E message Press to start erase While the message rase is being erased the unit beeps once per second After erase is complete you are returned to the user menu Records the selected message through the phone Important Before recording you must first erase any existing message using option 2 erase If you do not erase first three beeps play when you press record and you are returned to the user 3 Record TEOR After selecting record the unit beeps once per second indicating it is ready to record To begin recording press then press when you are finished You are then returned to the user menu where you can play the new message using option 1 play to see if you like it or would like to record again Hangs up the call After pressing 9 six beeps play Hang up and the call is disconnected You may also just hang up
22. ure 2 Side Panel Diagram SoundBrick 550N 7 11 2007 TAPE PREPARATION INSTRUCTIONS To get the best audio reproduction it is essential to start with a high quality recording In order to load into memory properly your audio tape program must conform to the following guidelines exactly Use only normal bias Type tapes not exceeding 90 minutes in capacity Do not use high bias chrome or metal tapes Do not use DOLBY or any other noise reduction system Record your production in 2 channel mono The audio level should average OdB while peaking no hotter than 6dB AUN Sequencing required for the MOH and night message depends on what the tape will contain 1 Both MOH and night message 2 MOH message only or 3 Night message only Both MOH and Night Answer Tape less than 20 MOH seconds 10 seconds Night at least 30 message silence message seconds silence Record the MOH message first less than 20 seconds from the beginning of the tape Leave 10 seconds of silence after the MOH message Record the night answer message next Leave at least 30 seconds of silence after the night answer message silence less than 20 at least 30 seconds seconds i message f silence silence Start the MOH message less than 20 seconds from the beginning of the tape Leave at least 30 seconds of silence after the message at least 30 at least 30 seconds seconds message silence sil
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