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Adcom GTP-880 User's Manual

1. 26KO Output Impedance lt 6000 Rated 1 0Vrms 7 0Vrms Rated Output 100 load 2 0Vrms Minimum 5kQ Maximum Output 9 5Vrms Volume Range Main 80dB to 10 0 dB 1dB res ZOne v ea 80dB to 10 0 dB 1dB res Bass Management High Pass Slope Crossover Frequency Small Speaker Setting 12 dB octave 2nd order Adj 40 60 80 100 120 150Hz Low Pass Slope Subwoofer 24 dB octave 4th order 40 150Hz as above Tone Control Bass Center Frequency Range 100Hz 8dB Treble Center Frequency Range 10kHz x 8db Channel Separation at 1 2 80dB Crosstalk Between Inputs at 1 2 85dB Preamplifier Digital Section Frequency Response Direct Inputs 10 Hz to 20 kHz 0 0 2 dB Analog DSP Inputs 10 Hz to 20 kHz 0 0 5 dB Digital Inputs 10 Hz to 20 kHz 0 0 4 dB THD N at Rated Input amp Output 6 Channel Direct Inputs 0 0035 80 kHz BW Analog Direct Inputs 0 0035 AES17 filter Analog DSP Inputs 0 005 AES17 filter Digital In
2. UELLE nn ADCOM GTP 880 Owner s Manual 5 1 1 Front Panel Illustration bass treble treble bypass ORORO analog direct inputs DVD A SACD 2 channel DVD video 1 vide 1 Standby Power Button 2 Room Two Control 3 Bass amp Treble 1 2 Introduction to the GTP 880 Congratulations on your decision to purchase the ADCOM GTP 880 tuner preamplifier The GTP 880 provides Dolby Digital and DTS decoding with 7 1 output channels and the RDS Radio Data System tuner You have made a wise choice that will reward you for years to come with excep tionally accurate and musical sound reproduction To real ize the full potential of your new preamplifier and before making any connections to it please read these operating and installation instructions thoroughly 1 3 Interface Overview The GTP 880 s front panel is designed for ease of operation All controls are logically grouped for easy intuitive operation Familiarize yourself with the preced ing diagram and read the short explanations of each fea ture below When you finish you will be well on your way to enjoying the GTP 880 s convenience and sound quality 1 Standby Power Button Pressing this button turns the unit on indicator is red Pressing this button again returns the GTP 880 to standby mode The standby indicator is amber In this mode of operation the front panel display is turned off con
3. o 0 10 DVD Component Video Input 21 IR Inputs main room 2 11 Video 1 Component Input 22 Room 2 Analog Audio Output 12 Video 2 Component Input 23 RS232 Control DB9 13 Monitor Component Output 24 SACD Input DB25 14 Analog Audio Source Inputs 25 DVD Audio Input 15 AM FM Antenna Inputs 26 Analog Bass Management 16 S Video Inputs 27 Main Analog Audio Output 17 S Video Output 28 Digital Audio Inputs 18 Composite Video Inputs 29 Digital Audio Outputs 19 Composite Video Output 30 Main Power Switch 20 12V DC Trigger main room 2 31 AC Input 12 ADCOM GTP 880 Owner s Manual 1 6 Input amp Output System Connections Like the front panel the GTP 880 s rear panel is carefully arranged to make hookup configuration and use as sim ple as possible However the GTP 880 s capabilities take some study to use most effectively We strongly suggest that you read this section of the manual before beginning to hook up your system You will save yourself much time and effort if you carefully think out what you expect from your system consider the components you will use where they ll be placed and how you will want them to work together The diagrams and notes in this section will prob ably answer most of your questions about interfacing the GTP 880 with other components in your system Note that the GTP 880 s RCA style jacks have color coded centers to make connections easier
4. 44 En DVD A SACD 2 ch random repeat ee A LA up chtrim chcal th eq tane hvnass Cle I 9 AM FM lt tune gt PaA Mr 5 55 56 24 ADCOM 880 Owner s Manual mode 4 5 47 51 2 1 GRC 810 Remote Control 32 Main Button 33 Source Selection Buttons 34 Power Button 35 Mute Button 36 Volume Up amp Down Buttons 37 Tape amp Aux Buttons 38 Dynamic Range Button 39 Play Button 40 Main Menu Button 41 Navigation amp Select Buttons 42 Pause Button 43 Stop Button 44 Direct Access Keypad 45 Surround Mode Buttons 46 Direct Analog Input Buttons 47 Random amp Repeat Buttons 48 Ch Trim amp FM AM Button 49 Ch Cal amp Memory Button 50 Th Eq amp P Scan Button 51 Tone amp Tune Down Button 52 Bypass amp Tune Up Button 53 Macro Buttons 54 Room 2 Button 55 Backlight Button 56 Dim Button 2 2 Overview of the GRC 810 The GRC 810 remote control is a learning remote con trol that is capable of saving commands for all remote controls in your home theater system In this way you may eliminate the confusion of using multiple remotes Although such power comes with some added complexity the complexity is minimal and with some repetition will become second nature The single most important aspect to master about the GRC 810 remote control is the function of the source selection buttons at the to
5. DATA FORMAT AUTO 2 Press the same button for five 5 seconds to choose from among three data format options for digital audio sources The following is shown on the front panel display and the OSD Auto is the default setting for this option and means that when the unit detects the special code imbedded within certain data streams such as Dolby Digital or DTS it will set itself to properly decode that type of incoming signal 3 Use the lt and gt buttons to select one of the data format options You can select either Dolby D igital DTS or PCM for Pro Logic as the default format If you do this signals that are not in the selected format won t be recognized Therefore we recommend that you leave the system in auto mode unless you wish to use the selected mode exclusively The data format menu will disappear automatically approximately 10 seconds after you make your selection Dynamic Range Dynamic range is a special feature of Dolby Digital that compensates for difficult listening situations by compressing the dynamic range of the speaker output An example would be when you are watching a movie with a soundtrack that contains very loud passages and you don t want to disturb others in the house Both low level boost and high level cut compression inte grated into night mode compensation is only available when the surround mode of the selected input source is set to Dolby Digital or Dolby Digital EX and d
6. IR D7 DO 0000 0000 Carrier Frequency 38kHz Hex Deci Turn on increase distance to front speakers affects delay delta decrease distance to front speakers affects delay delta increase distance to center speakers affects delay delta 0000 0010 decrease distance to center speakers affects delay detta 0000 0011 increase distance to surround speakers affects delay detta 0100 0000 decrease distance to surround speakers affects delay detta 0100 0001 increase distance to surround speakers affects delay 1101 1010 decrease distance to surround speakers affects delay deita 1101 1011 front distance 0000 0001 center distance center distance surr rear distance surr rear distance surr back distance surr back distance sub distance increase distance to subwoofer affects delay delta 1101 1000 sub distance increase distance to subwoofer affects delay delta 1101 1001 distance unit toggles feet meter 0100 0101 center trim adjust center channel level up 0000 1000 center trim adjust center channel level down 0000 1001 rear l trim adjust rear left channel level up 0000 1010 rear l trim adjust rear left channel level down 0000 1011 rear r trim adjust rear right channel level up 0100 1000 rear trim adjust rear right channel level down 0100 1001 sub trim adjust subwo
7. RCA cables Connect one RCA cable at a time to see if one specific cable is responsible If any or all cables cause the hum to appear then the preamp or processor should be evaluated for proper operation by your dealer or autho rized service center System Reset In rare cases the GTP 880 internal processor may freeze or lock up causing abnormal operation This is common to all micro processor controlled devices when the unit is subject to excessive static discharge AC line noise or power spikes In most cases it is easy to solve this problem by simply unplugging the GTP 880 from its AC power source for about five minutes After waiting reconnect the power cord and turn the unit on If the unit functions normally no further action is needed In the event that the unit still does not operate prop erly it may be necessary to manually reset the proces sor Note however that when the processor is reset you will lose all settings including digital audio assignments surround mode settings speaker configurations tuner presets and any other memory items For this reason we strongly recommend that you record these settings so that it is easy to restore them after resetting the processor To reset the unit to factory default settings you will need to enter the discret remote control command Please refer back to the discrete remote control commands table The command name is Factory Defaults the IR code is 86h This should reset the
8. and so on If you are connecting a DVD Audio or SACD player to the GTP 880 using these jacks you will need to consider the setting for the analog bass management switch on the GTP 880 s rear panel see previous section for details CD Player Analog Connect the L and R channel outputs on the CD player to the CD IN jacks on the GTP 880 Digital If your CD player has a digital output jack connect it to one of the coaxial coax 1 3 or optical opt 1 3 input jacks on the GTP 880 depending on the type of connector used by the CD player Later you will configure the GTP 880 to use the specific input that you have chosen Audio Recorder A recording device such as a cassette deck MD recorder DAT deck or CD recorder can be connected to the GTP 880 using either or both of the following methods Analog Connect the L and R audio outputs on the recorder usually marked play to the tape in jacks on the rear of the GTP 880 and connect the L and R audio inputs usually marked rec to the tape out jacks of the GTP 880 Digital If your recorder has a digital output jack connect it to one of the coaxial coax 1 3 or optical opt 1 3 input jacks on the GTP 880 depending on the type of connector used by the device Later you will configure the GTP 880 to use the specific input that you have chosen If your recorder has a digital input jack connect it to either the coaxial or optical output jack on the GTP 880 The signal from
9. tem but that does not imply there is anything electri cally wrong with any new component With the advent of audio video and home theater systems the problem has become commonplace Generally the cause is the Cable TV incoming signal line This new incoming line may add an additional ground at a different potential to the AC line ground of your other equipment refer to note I and 2 to troubleshoot a hum problem Note 1 Cable TV systems can sometimes contribute to ground loop problems which cause hum To determine if your cable system is the contributing factor discon nect the Cable TV incoming signal line round 750 at the wall or the first component the cable is connected to i e the cable box or VCR If the hum is no longer pres ent you must insert a 750 ground loop isolator before reconnecting the line You should check with your ADCOM dealer to obtain one If the 750 ground loop isolator works only partially or not at all then please read note 2 to complete the troubleshooting procedure Note 2 Make sure that the power amplifier is at least 6 from the GTP 880 Usually putting another compo nent between them is sufficient to minimize the hum If this does not reduce the hum turn the system off and disconnect all Inputs from the amplifier If the hum still persists then your dealer or service center must examine 48 ADCOM GTP 880 Owner s Manual the amplifier If the hum disappears try another set of
10. tuner preset and or frequency digital input volume level and other GTP 880 tuner operating information Also displays menu selections Diming of the display may be accomplished via the remote control or through the on screen display The front panel display provides visual feedback of the current settings surround modes and configuration menus of the unit Information is constantly displayed at the front panel whenever the GTP 880 is turned on The information presented on the front panel is identical to that shown on your TV monitor via the on screen dis play allowing you to perform speaker settings set up your input sources set the listening modes and much more 7 Source Buttons These buttons select the active video and audio input for the GTP 880 The source that is currently selected will be shown in the front panel display and the LED in the source button will be red DVD Video 1 Video 2 Video 3 VCR AUX CD Tape Tuner Pressing this button changes the source to the built in AM FM digital tuner Please refer to digital tuner controls previously detailed in this section for more instructions on using the GTP 880 s tuner 8 Volume control The volume control adjusts the overall loudness of the signals being fed to the preamplifier outputs Unlike con ventional controls the GTP 880 s volume control doesn t have a start or end position Volume can also be adjusted from the remote control using the master
11. 2 trigger jack is activated when the room two system is turned on and should be used for control of amplifiers used to power the speakers installed in room two It will remain activated as long as the room two system is on even when the GTP 880 is in the standby mode for the main room 21 IR Inputs main room 2 Use the main and room two remote jacks to connect external IR sensors to the GTP 880 When the unit is installed behind doors or where it is not otherwise visible to the remote connect an optional external sensor to the main jack To control the GTP 880 s room two system from a remote location connect an optional remote sensor in the second room to the room two jack The remote jacks allow you to extend the on board remote control sensor on the GTP 880 s front panel so that you may continue to control the GTP 880 even when it is installed behind solid or smoked cabinet doors or when the front panel sensor is otherwise not visible to the remote control To extend the remote sensor connect an optional remote sensor to the main jack 14 ADCOM GTP 880 Owner s Manual The room two jack is provided to enable remote control of the GTP 880 s room two system through the use of an optional remote sensor in the second room Connect the sensor to the room two jack using a mono mini plug and the wiring specified by the sensor s manufacturer 22 Room 2 Analog Audio Output Use these jacks to supply the analog stereo audio
12. CD TAPE AUX Note Stereo analog connections must be made from each source except tuner You can scroll in either direction using the and buttons 7 Press the V button to select the mute menu 8 Use the lt and gt buttons to select whether the room two mute function is on or off 9 Press the V button to select the volume menu 10 Use the lt 4 and gt buttons to increase or decrease the volume level of the signal being sent to the second room The range available is from 80dB to 10dB Use caution as you can set a very high volume level and not be aware of it because of the distance between you and the second room 11 Press the V button to select the return to main menu option 12 Press the select or menu button to return to the main menu or press the menu button twice to exit 3 10 Additional Options Surround Data Format Lock The GTP 880 will automatically set the surround format based on the signal it receives from the selected source To avoid the slight delay occasionally encountered in the auto select process you can choose to override the auto data format detection circuitry by following the procedure below DVD DOLBY D 00dB OPTICAL1 To lock a specific surround mode 1 Press the desired surround mode button Dolby DTS or stereo on the remote control repeatedly to cycle through the available processing options Your selection will appear on the front panel display and OSD DVD DOLBY D
13. If space permits install surrounds 2 3 feet above viewers This helps to rear left SS ft minimize localization effects 38 ADCOM GTP 880 Owner s Manual To configure the GTP 880 for your speaker system 1 Press the menu button to enter the main menu The main menu appears on the front panel display and the OSD The cursor on the OSD should be pointing to the input configuration menu and input config appears on the front panel display 2 Press the V button once to select the speaker configuration menu The cursor on the OSD should be pointing to the speaker configuration menu and speaker config appears on the front panel display 3 Press select to enter the speaker configuration menu The speaker configuration menu appears on the front panel display and the OSD The selected menu item should be front SPEAKER CONFIG F C 5 5 S F C 5 R The first three settings in the speaker configuration menu deal with the type of speakers you are using in your sys tem It is very important that you understand what is meant by the large and small settings in this menu They do not refer to the physical size of the speakers but to their ability to handle very powerful deep bass Most loudspeaker systems on the market should be classified as small since they do not have the capability to handle the often extraordinary amount of deep bass content film soundtracks can contain It is strongly recommended that you co
14. VCR in composite video jack on the rear of the GTP 880 Connect the recording device s composite video input to the VCR out composite video jack of the GTP 880 using an RCA type video cable S video If there is an s video output on the recording de vice connect it to the s video VCR in input on the rear of the GTP 880 and connect the s video input to the s video VCR out using an s video cable S video delivers a better picture than composite connections and should be used whenever possible unless you can use component connec tions which deliver better video than s video Component If the recording device has component video outputs connect them to one of the component video input jacks DVD video 1 video 2 on the rear of the GTP 880 using an appropriate cable set Analog Audio Connect the L and R audio outputs on the recorder to the VCR in audio jacks on the rear of the GTP 880 and connect the L and R inputs of the recorder to the VCR out audio jacks on the GTP 880 Digital Audio If your recording device also has a digital audio output jack connect it to one of the coaxial coax 1 3 or optical ADCOM GTP 880 Owner s Manual 17 opt 1 3 input jacks on the rear of the GTP 880 depend ing on the type of connector used by the device Later you will configure the GTP 880 to use the specific input that you have chosen If your recording device also has a digital input jack con nect it to either the coaxial or optic
15. call the CATV system installer s attention to Article 82022 of the National Electrical Code that provides guidelines for proper grounding and in particular specifies that the cable ground shall be connected to the grounding system of the building as close to the point of cable entry as practical Unpacking the GTP 880 Before your new ADCOM tuner preamplifier left our factory it was carefully inspected for physical imperfections and test ed for all electrical parameters as a routine part of ADCOM s systematic quality control This along with full operational and mechanical testing should ensure a product flawless in both appearance and performance After you have unpacked the GTP 880 inspect it for physical damage Save the shipping carton and all packing material as they are intended to reduce the possibility of transportation damage should the preamplifier ever need to be shipped again In the unlikely event damage has occurred notify your dealer immediately and request the name of the carrier so a written claim to cover shipping damages can be initiated The right to a claim against a public carrier can be forfeited if the carrier is not notified promptly in writing and if the shipping carton and packing materials are not available for inspection by the carrier Save all packing materials until the claim has been settled ADCOM Protection Plan USA only ADCOM offers the enclosed valuable limited warranty Please read the details on the war
16. ch trim AM FM ch cal mem th eq p scan tone tune 4 bypass tune m1 m2 m3 m4 rm 2 backlight dim Code Type NEC Function Video 2 selects 880 codes selects 880 dvd input selects 880 vcr input selects 880 cd input selects 880 video 1 input selects 880 video 2 input selects 880 video 3 input selects 880 tuner toggles 880 power on off selects 880 tape input selects 880 aux input toggles 880 audio mute toggles 880 night mode 880 master volume up 880 master volumer dn backlight 30 ADCOM GTP 880 Owner s Manual Carrier Frequency 38kHz Vunction Video 3 selects 880 codes selects 880 dvd input selects 880 vcr input selects 880 cd input selects 880 video 1 input selects 880 video 2 input selects 880 video 3 input selects 880 tuner toggles 880 power on off selects 880 tape input selects 880 aux input toggles 880 audio mute toggles 880 night mode 880 master volume up 880 master volumer dn backlight Buttons Macro 1 Macro 2 Macro 3 Macro 4 Zim Notes Function Notes Function iS Notes Function Notes Data Code ADCOM GTP 880 Owner s Manual 31 2 5 Programming the GRC 810 Remote As you ve already seen the GRC 810 is pre programmed to control ADCOM s GTP 880 tuner preamp and the GCD 750 CD and GDV 850 DVD players In addition it has seven component memory banks available so you can program the remote to learn commands for yo
17. dim button will now again change the GTP 880 display The button description that follows distinguishes the func tion of each button dependent on the page the remote is in The remote is shipped from the factory with ADCOM commands saved under the main tuner DVD and CD pages and with important GTP 880 functions such as volume saved under each page The ADCOM universal remote controller is preset to operate all GTP 880 functions main and tuner device mode and most ADCOM DVD and CD player functions Alkaline batteries are recommended for maximum operat ing life Four AAA R 03 batteries should be fitted in the battery compartment at the rear of the remote control When replacing batteries check that they have been put in correctly as indicated on the base of the battery compartment 2 3 Remote Features 32 Main Button In all modes button provides access and control to the GTP 880 33 Source Selection Buttons These buttons switch inputs on the GTP 880 making the selected source active They also can change the func tions of other buttons on the remote controller 34 Power Button In all modes this is pre programmed to toggle on standby the GTP 880 power 35 Mute Button In all modes this button is pre programmed to mute outputs of device Any adjustment of the volume control while in the mute mode will release the muting 36 Volume Up amp Down Buttons In all modes these buttons change the master
18. input 1001 1000 direct selection of stereo bypass mode 1001 0001 direct de selection of stereo bypass mode 1100 1101 IR D7 DO Hex Deci 0101 0100 Turn on Command pwr on pwr off dvd a on dvd a off sacd on sacd off 2 channel on 2 channel off otp1 direct select digital input opt 1 1001 0010 opt2 direct select digital input opt 2 1001 0011 opt3 direct select digital input opt 3 1101 0000 1 direct select digital input coax 1 1101 0001 coax2 direct select digital input coax 2 1101 0010 coax3 direct select digital input coax 3 1101 0011 fm mono direct select fm mode monophonic 0001 0100 fm stereo direct select fm mode stereophonic 0001 0101 bypass on turns on tone bypass function 0001 0110 bypass off turns off tone bypass function 0001 0111 mute on mutes main audio 0101 0110 mute off unmutes main audio 0101 0111 room2 on direct select room 2 audio on 1100 1110 room2 off direct select room 2 audio off 1100 1111 mute2 on mutes room 2 audio 1101 0101 mute2 off unmutes room 2 audio 1101 0110 room2 vol room 2 volume up 0101 0010 room2 vol room 2 volume down 0101 0011 t comp on direct select theater compensation on 1000 1011 t comp off direct s
19. not spilled into the enclosure through any openings This unit should be serviced by qualified service personnel when The power cord or the plug has been damaged or B Objects have fallen or liquid has been spilled into the unit or C The unit has been exposed to rain or liquids of any kind or D The unit does not appear to operate normally or exhibits a marked change in performance or The device has been dropped or the enclosure damaged gt DO NOT ATTEMPT SERVICING OF THIS UNIT YOURSELF REFER SERVICING TO QUALIFIED SERVICE PERSONNEL ATTENTION POUR PREVENIR LES CHOCS ELECTRIQUES NE PAS UTILISER CETTE FICHE POLARISEE AVEC UN PROLONGATEUR UNE PRISE CE COURANT OU UNE AUTRE SORTIE CE COURANT SAUF 51 LES LAMES PEUVENT INSEREES A FOND SANS EN LAISSER AUCUNE PARTIE A DECOUVERT CAUTION TO PREVENT ELECTRIC SHOCK DO NOT USE THIS POLARIZED PLUG WITH AN EXTENSION CORD RECEPTACLE OR OTHER OUTLET UNLESS THE BLADES CAN BE FULLY INSERTED TO PREVENT BLADE EXPOSURE CAUTION POWER LINES Any outdoor antenna must be located away from all power lines OUTDOOR ANTENNA GROUNDING If an outside antenna is connected to your tuner or tuner preamplifier be sure the antenna system is grounded so as to provide some protection against voltage surges and built up static charges Section 810 of the National Electrical Code ANSI NFPA No 701984 provides information with respect to proper grounding of the mast and s
20. output to an optional audio amplifier used to power the speakers in room two Use the L and R channel room two out audio jacks to con nect the GTP 880 to the analog audio inputs of an external amplifier or other audio component in a second room The analog signal present will reflect the input selection of the GTP 880 This may be adjusted using the room two menu or the rm 2 button on the remote control 23 RS232 Control DB9 Allows control of the GTP 880 via computer or home automation system 24 SACD Inputs DB25 Connect the multichannel signal from the analog audio outputs of a device such as a DVD DVD A or SACD 25 DVD Audio Inputs Connect the multichannel signal from the analog audio outputs of a device such as a DVD DVD A or SACD 26 Multichannel Analog Bass Management Analog bass management is totally separate from the DSP bass management set up using a three position switch on the rear panel and applied to multichannel analog inputs Up Position LPF HPF both on This position is ideal for owners who have speakers that only have a frequency response that goes down to around 80Hz 3dB All bass information is summed low pass filtered 80Hz and sent to the subwoofer 80Hz high pass crossover for L C R LS and RS 12dB octive 80Hz low pass crossover for subwoofer 12dB octive Middle Position LPF on HPF bypassed subwoofer bass reinforcement mode This position is also ideal for owners
21. reception indicator if the station is being received in stereo The numbers next to the FM text are the frequency of the selected preset or station The numbers in front of the dB indication are the current volume setting 2 Press the AM FM button on the remote control or the front panel to change between AM and FM bands ADCOM GTP 880 Owner s Manual 7 This display indicates that the tuner is in AM with a selected preset and the frequency of that preset or station The numbers in front of the dB indication are the current volume setting 3 Use the tune buttons on the front panel or the remote to change the tuner frequency The new frequency will be displayed to the left of the volume level on the front panel display and OSD Pressing a tune button once increases or decreases the FM frequency by 1 MHz and the AM frequency by 10 KHz 4 Press and hold either the of the tune buttons on the front panel or the remote to scan continuously up or down the selected band The tuner will stop on the next available station when you release the button 5 Press the FM mode button on the front panel to toggle between stereo and mono If an FM station produces lots of noise or sound that cuts in and out while in stereo use this control to change the FM mode from stereo to mono If you select mono as the operating mode an indicator will appear next to the preset number To preset a radio station into memory 1 Tune to the radio stat
22. revert to steady orange The source selector button will continue to glow Repeat steps 2 and 3 for any other command you wish to delete for the same source component 4 Exit delete mode by pressing and holding the source selector and select buttons simultaneously The orange status LED and the source selector button will turn off Deleting all the Programmed Commands for one Source Component 1 Press the ADCOM remote s source selector and select buttons simultaneously and hold until the orange status LED and the source selector button turn on and remain lit 2 Press and hold down the backlight button The red sta tus LED and the device button will flash five times the status LED will then flash green twice and turn to a con stant orange indicating that all the learned information for the device mode selected has been erased 3 To exit this feature press and hold the ADCOM remote s source selector and select buttons simultaneously The orange status LED and the source selector button will flash twice and then turn off Deleting all the Commands for Every Source Component Note This procedure erases every programmed command accessed under the selected DVD VCR CD vid 1 vid 2 vid 3 and tuner input selectors Make sure you really want to do this before following the step below Press and hold the video two input selector and the back light button simultaneously The red status LED will flash twelve times The
23. status LED will then flash green once followed by a single orange pulse All LEDs will then turn off indicating that every learned command in the ADCOM remote has been erased 2 6 Programming Macro Buttons Macro commands are simply a series of individual commands initiated by pushing just one button The ADCOM remote can learn up to 10 individual commands and store them as a single macro There are four macro initiator buttons on the ADCOM remote m1 m2 m3 and m4 Each macro initiator can store and transmit either of two complete macros depend ing on which source selector is active when you push it For macro programming purposes think of the source selectors as being in two groups main DVD VCR and CD in group 1 vid 1 vid 2 vid 3 and tuner in group 2 When you program a group 1 macro you will start by push ing the main source selector After you ve completed and memorized that macro command series you can initiate it whenever you re in main DVD VCR or CD modes Similarly you will program group 2 macros by pushing vid 1 first and can use them whenever the video 1 video 2 video 3 or tuner inputs are active 1 Press either the group 1 or group 2 source selector button main or vid 1 respectively and the mute button simultaneously Hold both buttons until the red status LED and the input selector button remain lighted 2 Press the macro initiator button m1 m2 m3 or m4 you w
24. system If the manual reset does not solve the problem contact your authorized ADCOM dealer an authorized ADCOM service center or contact ADCOM s service department directly for further advice Symptom No sound No sound on one channel No sound on surround channels No sound on center channel Dolby Digital OR DTS auto detection function does not work Weak bass diffuse stereo image Remote control handset not working No sound with tuner Possible Reason Power lead unplugged or power not switched on Tape Monitor selected Mute on Power Amplifier not on Speaker not properly connected or damaged Input lead disconnected or damaged In Setup OFF for surround speaker selected No surround mode selected Mono sound source Speakers not properly connected Surround volume level too low In Setup OFF for center speaker selected Speaker not connected properly Center volume level set too low Source not connected using digital input Bit Stream is PCM Speakers wired out of phase Batteries dead or incorrectly inserted IR transmitter or receiver windows obstructed IR receiver in direct sun or very bright ambient light Antenna leads incorrectly connected Station not selected or weak signal with FM Mute on Possible Solution Check if AC lead is plugged in and power switched on De select Tape Monitor mode e Switch off Mute e Turn on the Power Amplif
25. volume setting of the GTP 880 In all modes except main they can be reprogrammed with new commands 37 Tape amp Aux Buttons In main mode these are similar to the source selectors described above but they switch only GTP 880 inputs They do not automatically change the functions of other remote buttons 38 Dynamic Range Button The d range button which can be used only in combina tion with a Dolby Digital source incrementally reduces the audio track s dynamic range in four steps to allow for comfortable listening under a variety of conditions Adjust using the lt 4 and gt buttons or the d range button 39 Play Button In CD and DVD mode it is pre programmed for play with an ADCOM GCD 750 and GDV 850 ADCOM GTP 880 Owner s Manual 25 40 Main Menu Button In main mode this is pre programmed to enter on screen menu of the GTP 880 41 Navigation amp Select Buttons The arrow buttons allow navigation throughout the GTP 880 OSD ON Screen Display menus as well as the menus of other devices once the commands are learned Select button In main mode this is pre programmed to enter a selection chosen via the menu system 42 Pause Button In CD and DVD mode it is pre programmed for pause with an ADCOM GCD 750 and GDV 850 43 Stop Button In CD and DVD mode it is pre programmed for stop with an ADCOM GCD 750 and GDV 850 44 Direct Access Keypad In CD mode buttons are pre programmed as
26. volume up or down buttons The volume control does not affect record ings made using the tape or VCR outputs but will affect the signal going to the preamp outputs The volume level is indicated in the display panel when it is being adjusted and after three seconds the display defaults to its previous status Volume setting can range from 80dB to 10dB On the remote control press the mute button to tempo rarily switch off the sound to the preamp outputs Mute mode is indicated by the word mute in the display area Press mute again or adjusting the volume will restore sound Mute does not affect recordings made using the tape or VCR outputs but does affect the signal going to the preamp outputs Adjusts the volume level for the main room only Room two is not affected by this control 9 Surround Mode Buttons With the surround mode buttons the available surround sound modes can be selected The selected surround mode is permanently indicated in the display area and is also shown for three seconds in the large text section of the display 7 1m2 Button Pressing this button activates ADCOM s proprietary decoding algorithm This proprietary analog domain post processing technique takes 5 1 channel or other sources that have surround channel information and extracts a psuedo stereo sur round back channel information Only DSP modes that do NOT generate more than 2 surround channels e g Dolby Digital DTS 5 Stereo D
27. 100MHz 3dB All video inputs and outputs are 75 ohms 1 5 Vp p Component inputs and outputs work with any Standard requiring ultra wide bandwidth including Component RGB HDTV line doublers quadruplers and scalers General Supply Voltage 105 130V 60Hz only Power Consumption 45W Fuse Rating 1 0A slow blow 5x20 mm 2 0A slow blow 5x20mm Dimensions eee IR RR 17 inches 431 8 mm Heights anses 5 75 inches 146 mm 16 406 4 Weight dead a 28 lbs 12 7 kg Trigger Outputs 1 2 Zone Sequential Delay 50 mA 12 VDC Specifications are subject to change without notice ADCOM GTP 880 Owner s Manual 51 ADCOM A division of Klein Technology Group LLC 8551 East Anderson Drive Suite 105 Scottsdale Arizona 85255 Voice 480 607 2277 Fax 480 348 9876 http www adcom com GTP880_manual_v1 3
28. 46 Resolving Problems 48 Trouble Shooting 49 Caring for your GTP 880 50 Service Information 50 GTP 880 Specifications 51 THE FOLLOWING PRECAUTIONS AND SAFETY INSTRUCTIONS ARE REQUIREMENTS OF UL AND CSA SAFETY REGULATIONS Warning To reduce the risk of fire or electric shock do not expose this unit to rain or moisture CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN The graphic symbol of a lightning flash with an arrow point within a triangle signifies that there is dangerous voltage within the unit and it poses a hazard to anyone removing the cover to gain access to the interior of the unit ONly qualified service personnel should make any such attempt The graphic symbol of an exclamation point within an equilateral triangle warns a user of the device that it is necessary to refer to the instruction manual and its warnings for proper operation of the unit Do not place this unit on an unstable cart stand tripod bracket or table The unit may fall causing serious injury to a child or adult and serious damage to the unit Use only with a cart stand tripod bracket or table recommended by the manufacturer or sold with the unit Any mounting of the device should follow the manufacturer s instructions and should use a mounting accessory recommended by the manufacturer Read all the safety and operati
29. ADCOM OWNER S MANUAL room two on off setup volume T bass treble bypass bass treble a w w analog bypass inputs 1 DVD A SACD 2 channel DVD video 1 video 2 video 3 AUC Lim lt gt gt gt a a GS m SU Digital Processing Tuner Preamplifier WELCOME Dear fellow ADCOM product owner Welcome to the ADCOM family For more than twenty years ADCOM products have delivered excellent performance and value for customers around the world Our products are designed by our experienced and demanding engineering team built to the highest standards in our factory and sold and serviced through dealers custom installers and other retailers whose primary goal is your complete satisfaction We know you are anxious to hear your new preamplifier in action but please take a few minutes to read this owner s manual before connecting the preamplifier to your system It is particularly important that you connect your preamplifier to your amplifier while the amplifier and pream plifier are unplugged and your other equipment is turned off This will protect your equipment from potential short circuits that may occur during installion In addition it is important that you allow for adequate ventilation around your preamplifier and other equipment since excessive heat buildup can shorten the life of any electro
30. Surround 5 1 channel 10 ADCOM GTP 880 Owner s Manual decoder even if they have a surround back speaker s in their setup The GTP 880 will automatically sense the availability of either DTS ES format and automatically switch the pro cessing mode when required DTS NEO 6 C Cinema This processing mode can create up to 6 full bandwidth channels from any matrix encoded 2 channel source Additionally this mode can produce the rear surround information from a 5 1 source DTS NEO 6 M Music In music mode it can expand stereo music material into a multichannel surround experience Stereo This mode provides conventional 2 channel signals from a stereo or downmixed multichannel to the left and right front speakers only With an analog and digital input source the signal is decoded if AC 3 or DTS and then downmixed if a multichannel source and then bass management is applied which allows for the HPF on the front speakers to match the LPF set on the subwoofer Delays are offered on the front and subwoofer channel in this mode as well Stereo 5 This mode is designed for use with stereo program material It is designed to get maximum output from all your speakers The rear speakers are driven with the same signal as the front left and right while the center speaker is a monophonic summation of the front speakers Stereo 7 This mode is designed for use with stereo program material It is designed to get maximum output from a
31. Use this key to help route cables properly RIGHT CHANNEL ANALOG AUDIO inputs or outputs RED centers WHITE centers LEFT CHANNEL ANALOG AUDIO inputs or outputs YELLOW centers video inputs composite BLACK centers DIGITAL AUDIO inputs and CENTER CHANNEL and SUBWOOFER inputs and outputs 10 DVD Component Video Input Use this set of dedicated jacks to connect a DVD player with component video output 11 Video 1 Component Input Use this set of jacks to connect devices with component video outputs such as a DVD player or HDTV tuner 12 Video 2 Component Input Use this set of jacks to connect devices with component video outputs such as a DVD player or HDTV tuner 13 Monitor Component Video Output Use these jacks to supply component video output to an external monitor that accepts component video signals Note No OSD is available on the component video output 14 Analog Audio Source Inputs Use these inputs for connection to analog audio sources such as a CD player One in out tape loop is provided for connection to an audio recorder Note No on screen text messages are available on component video 15 AM FM Antenna Inputs FM Antenna terminal Use to connect the supplied FM antenna or an external 75 antenna Do not over tighten as this may damage the connection The supplied FM antenna is for indoor use only For best signal reception you must fully extend the antenna Ex periment with the
32. achieve we recommend you start with DR COMP1 or DR COMP2 as your initial setting You will have to experiment with program material and your personal preferences to determine what is acceptable and best for you Press the V button to select the return to main menu option Press the select or menu button to return to the main menu or press the menu button twice to exit the menu system Installer s Notes This page has been intentionally left blank ADCOM GTP 880 Owner s Manual 47 Resolving Problems Use the chart on the opposite page to solve common situ ations that don t require professional attention If the steps stated in possible solution do not resolve your prob lem then please contact your ADCOM dealer or call the ADCOM customer service department Any problems not covered here should be brought to the attention of your ADCOM dealer or ADCOM customer service dept special note on hum When there is a low volume hum audible throughout your speakers even with the main volume turned all the way down you have a com mon phenomenon known as a ground loop A ground loop is basically a difference in ground voltages between two or more components which are connected electrically and which creates multiple current paths where there must only be one This difference in potentials creates a 60Hz low level sound approximately a low A that seems to hum It can be caused by adding new components to your sys
33. ack which places audio behind the listener in addition to the existing front left front center front right surround left surround right and subwoofer channels This additional channel provides more detailed imaging behind the listener creating more depth spacious ambience and sound localization than before Note Surround EX mode can also be engaged during the playback of 5 1 channel material that is not Dolby Digital Surround EX encoded When used this way signals from the left and right surrounds are used to synthesize the surround back channel Results using this method will vary ADCOM GTP 880 Owner s Manual 9 depending on the source material Surround EX decoding is ONLY applicable to 2 2 0 2 2 1 3 2 0 3 2 1 streams AND when there is one or two surround back channels available in the system Dolby Pro Logic Dolby Pro Logic II is a substantial enhancement to the original Pro Logic process In addition to full bandwidth surrounds Pro Logic 11 provides three unique user adjustable processing options panorama dimension and center width Used primarily in Pro Logic Dolby Pro Logic Cinema This processing mode can create up to 6 full bandwidth channels from any stereo 2 channel source idea for use with movies Dolby Pro Logic Music In music mode there three additional adjustments Panorama provides an extension of the front stereo image to the surround channels creating an envelop
34. al output jack on the rear of the GTP 880 depending on the type of connector used by the device The signal from the selected input source of the GTP 880 will be sent to the recorder Satellite Tuner or Television Composite Connect the composite video output from the satellite tuner or television to one of the video input jacks video 1 2 or 3 on the rear of the GTP 880 using an RCA type video cable S video If there is an s video output on the satellite tuner or television connect it to one of the s video inputs video 1 2 or 3 on the rear of the GTP 880 using an s video cable S video delivers a better picture than composite connections and should be used whenever possible unless you can use component connections which deliver better video than s video Component If the satellite tuner or television has com ponent video outputs connect them to one of the com ponent video input jacks DVD video 1 or video 2 on the rear of the GTP 880 using an appropriate cable set Analog Audio Connect the L and R channel outputs on the satellite tuner or television to the set of audio input jacks video 1 2 or 3 directly under the video jack used on the rear of the GTP 880 Digital Audio If your satellite tuner or television has a digi tal output jack connect it to one of the coaxial coax 1 3 or optical opt 1 3 input jacks on the rear of the GTP 880 depending on the type of connector used by the device Later you will config
35. antenna s position to obtain the stron gest signal You can attach it to a wall or other surface using push pins or similar apparatus If reception is poor with the supplied indoor antenna using an amplified indoor or outdoor antenna is recommended Note You can only connect a 750 type FM antenna to the GTP 880 If you choose to use an antenna other than the one supplied be sure to verify that it has the correct type of connector or that you obtain an appropriate adaptor Try to avoid using the same antenna for both FM and TV reception since the signals can interfere with each other If you must use a common FM TV antenna be sure that you install an splitter to separate the two signals AM Antenna terminals Connect the supplied AM loop antenna or an external AM antenna to these terminals Connect the AM antenna to the terminals labeled AM and gnd ground on the rear panel of the GTP 880 Start by pressing the lever on the side of one of the terminals to the right Next insert one of the antenna wires into the opening Finish by returning the lever to the up position securing the wire Do the same for the other wire to complete installation 16 S Video Inputs Use these inputs for connection to the s video output from sources such as a DVD or LD player satellite receiver cable box PVR or other video source Note that when the compo nent video inputs are used connect the analog audio outputs of the source to the DVD or Vi
36. automatically approximately five seconds a factory default may be changed in OSD time out after you make your selection Dolby Pro Logic Il Cinema and DTS ES NEO 6 Cinema include a form of equalization of their own to address the same conditions When using these modes the addition of theater compensation may cause excessive reduction of the upper frequencies However you may wish to experiment with different soundtracks to find what sounds best to you Important Note Theater compensation is not recom mended for music modes as the equalization added is not normally needed Analog Level Input and Peak Indicator Not all consumer products CD players DVD players etc reach a 2V RMS output therefore the analog input level needs to be adjusted to meet such requirement before being processed Adjustments are made in 1dB steps from 15dB to 10dB and do not affect any of the analog direct inputs Should the input signal overload the analog to digital convertor the word peak will start flashing after anlg peak ind until the user turns down the input signal via the master volume knob or left right selector when in the system config menu 3 8 Pro Logic and NEO 6 Music Config The PLII Music parameter menu is used to adjust the panorama dimension and center Width processing options when listening to music in the Dolby Pro Logic II surround mode For a description of these options see the section titled surround format inf
37. cal 2 or optical 3 If you connected the source to one of the coaxial digital inputs select the appropriate one by choosing coaxial 1 coaxial 2 or coaxial 3 Note Always connect and configure the digital input source option if one is available from the specific compo nent as this will provide maximum performance and best sound quality Remember that you can always return to any menu to change your selection should that be required 6 Press the V button once to select the Mode menu 7 Use the 4 and gt buttons to select a Mode for that source The available surround modes appear as follows as you scroll through them PLII C PLII M Dolby PL 7 stereo 5 stereo stereo NEO 6 C NEO 6 M Dolby Dolby EX DTS DTS ES You can scroll in either direction using the and buttons You should choose a surround mode to be the default for this source Remember that all available mode options can be selected for a digital input source but certain modes will not be available through the analog input for that source Selecting the default mode will not exclude other modes of surround decoding In fact certain digital signals Dolby Digital DTS some Dolby Digital EX and others contain a special digital flag that tells the GTP 880 to switch to that surround mode When the GTP 880 receives one of these bitstreams it will switch to that mode of operation Additionally you can manually cycle through the available modes while
38. calibration menu is selected The cursor on the OSD should be pointing to the channel calibration menu and channel calib appears on the front panel display ADCOM GTP 880 Owner s Manual 39 3 Press select to enter the channel calibration menu The channel calibration menu appears on the front panel display and the OSD The selected menu item should be left front special test tone will be generated allowing you to measure the output of the speaker that s playing Adjust the master volume as needed 4 Use the lt and gt buttons to adjust the speaker level You can adjust the selected channel level in 1dB steps across a range of 15dB to 10dB 5 Press the V button when you have finished making the left front level adjustment Repeat steps 5 and 6 until you have completed setting the level for each speaker in your system 6 When you have finished adjusting the level for all the speakers in your system press the Y button to select the return to main menu option 7 Press the select or menu button to return to the main menu or press the menu button twice to exit You can also perform this calibration at any time by using the built in test tone by pressing the ch cal button on the GTP 880 remote control To set channel levels using the test tone function 1 Press the ch cal button on the remote make sure to press the main button first This will produce a display that shows TEST TONE LEFT FRONT 00 W
39. cement of overall intelligibility such as some older soundtracks Another feature provided by this option is the neces sary peak limiting required to avoid signal overload when downmixing functions are selected The second variable provides additional peak limiting to allow overall average program level to be increased by adding even more compression to the signal These two algorithms can provide sufficient overall gain reduction to allow even wide dynamic range soundtracks with very soft parts and very loud parts to maintain good audibility at low volume levels 46 ADCOM GTP 880 Owner s Manual In most cases a minimum amount of dynamic range reduc tion is automatically included in the bitstream to ensure safe downmixing However regardless if the user chooses to engage Night mode compression or not the DSP auto matically ensures safe downmixing regardless of the signal encoding Use the lt 4 and gt buttons to select a dynamic range option you prefer for the Night setting no comp This option leaves the compression at 0 change dr comp1 This option increases the compression by 25 dr comp2 This option increases the compression by 50 dr comp3 This option increases the compression by 75 dr comp4 This option increases the compression by 100 Each option increases the amount of Dynamic Range com pression to the signal Depending on your family neigh bors circumstances and the overall volume you wish to
40. cted input Bypass 2 Channel mode provides straight two channel listen ing This mode is only applicable with an analog source as this input signal bypasses all processing sending a full range signal to the front Left and Right channels However if the user has set Subwoofer to be on in the system setup a Low Pass Filtered matched signal to the crossover frequency set for the front left and right channels will be sent to the subwoofer in order to help reinforce the low frequency response of the system If the user truly has full range speakers 20Hz 20kHz and does not desire to have this bass reinforcement signal the user need only disable the subwoofer in the system setup or in their system 5 Digital Tuner Controls FM AM Button Toggles between AM and FM frequency bands FM Mode Button Sets the FM tuner to mono mode The letter appears next to the tuner preset number in the front panel display Pressing the button again returns the FM tuner to stereo mode The letter S will appear ONLY when a stereo station has been locked by the Digital Tuner A flashing 5 indicates that the particular chosen station signal strength is not strong enough for the Digital Tuner to lock onto the ste reo signal In this instance the user may want to consider placing the tuner into mono mode Memory Button Pressing this button when FM or AM is select ed as the input source memorizes the current station frequency into one
41. deo 1 jacks as appropriate Connect the VCR OUT jack to the input of a VCR or other recorder and connect the OUT jack to an s video input on your video display device 17 S Video Main Output Connect this output to the s video input of your monitor or other video display device ADCOM GTP 880 Owner s Manual 13 18 Composite Video Inputs Use these inputs for connection to the composite video output from sources such as a DVD or LD player satellite receiver cable box PVR or other video source Note that when the component video inputs are used connect the analog audio outputs of the source to the DVD or video 1 jacks as appropriate 19 Composite Video main Output Connect this output to the composite video input of your monitor or other video display device 20 12V DC Trigger main room 2 The DC trigger jacks are used to remotely turn on other devices in your system when the GTP 880 is powered on Power is applied to the main trigger output jack when the GTP 880 is turned on from the standby mode We recom mend that this jack be used to turn on a compatible power amplifier such as those available from ADCOM but it may also be used to activate compatible products such as projection screens or motorized blinds Connect a mono mini plug between the DC trigger main jack on the rear panel of the GTP 880 and the low voltage trigger jack of the device to be controlled to enable re mote turn on of that component The room
42. e damage to your amplifier and loudspeakers Use the audio jacks labeled main audio outputs to connect the GTP 880 to an external power amplifier such as the ADCOM 7807 power amplifier The GTP 880 can output up to 7 1 channels of sound seven satellite and one subwoofer channel depending on source components and material The output jacks supplied by the GTP 880 are left front center right front left surround right surround left surround back right surround back and subwoofer Be sure to verify that the correct outputs are connected to the appropriate input jacks left front to left front right surround back to right surround back etc When a powered subwoofer is used connect the subwoof er output jack to the Line Input jack on your subwoofer and follow any specific connection and or configuration instructions supplied with the subwoofer If your sub woofer is a passive speaker connect the subwoofer output jack on the GTP 880 to the input of the amplifier used to power the subwoofer and then connect the subwoofer speaker itself to the amplifier DVD Player Composite Connect the composite video output from the DVD player to the DVD video input jack on the rear of the GTP 880 using an RCA type video cable S video If there is an s video output on the DVD player and you have an s video input on your TV or monitor con nect it to the s video DVD input on the rear of the GTP 880 using an s video cable S video del
43. e of Contents 3 Safety Information 4 Unpacking your GTP 880 5 Warranty Information 5 Description of Unit 1 1 Front Panel Illustration 6 1 2 Introduction to the GTP 880 6 1 3 Interface Overview 6 9 1 4 Surround Formats 9 10 1 5 Rear Panel Illustration 12 1 6 Input amp Output System Connections 13 15 1 7 Connecting Components 15 23 Remote Control 2 1 Remote Control Illustration 24 2 2 Overview of the GRC 810 25 2 3 Remote Features 25 26 2 4 Remote Function Table 26 31 2 5 Programming the ADCOM GRC 810 32 33 2 6 Programming Macro Buttons 33 2 7 Function and Data List Discrete 34 35 Setup 3 1 Setup Overview 36 3 2 On Screen Display 36 3 3 Input Configuration 36 37 3 4 Speaker Configuration 37 39 3 5 Channel Configuration 39 41 Channel Calibration Channel Trim 3 6 Delay Configuration 41 42 3 7 System Configurations 42 43 3 8 Prologic and Neo 6 Music Config 43 44 3 9 Room Two Configuration 44 45 3 10 Additional Options 45
44. ecurely Im proper connections can result in noise poor performance or damage to the equipment Do not bundle audio video connection cables with power cords and speaker cables Doing so may adversely affect the picture and sound quality For example run all the power cords down one side of the cabinet all the signal cords down the other side and the speaker wires down the center When connecting devices to the digital inputs and outputs you may also consider hooking up the analog connections to and from the components to insure that all signals can be employed by the GTP 880 When using the optical input or output jacks remove the protective cap and keep it in a safe place When these jacks are not in use the protective cap should be replaced When using an optical input or output jack always use a high quality optical fiber cable Important Note We strongly recommend that before you connect any loudspeakers to your amplifiers you complete all needed connections and set up procedures to your GTP 880 as outlined below This will reduce the chance that a miss connection or other error will produce audio output that might damage your speakers or other components ADCOM GTP 880 Owner s Manual 15 External Amplifier Important Note Before attempting to plug any jacks into any power amplifier verify that the power amplifier is turned off and or disconnected from the AC mains Failure to do so can potentially result in sever
45. elect theater compensation off 1100 1000 plll c direct select pro logic cinema 0101 1100 plll m direct select pro logic music 0101 1101 dolby pl direct select pro logic emulation 0000 1110 neo 6c direct select dts neo 6 cinema 0101 1110 neo 6m direct select dts neo 6 music 0101 1111 5ch stereo direct select 5 channel stereo 0100 1110 7ch stereo direct select 7 channel stereo 0100 1111 dolby d direct select dolby digital 0000 1100 dolby ex direct select dolby digital surround ex 0000 1101 dts direct select dts 0000 1111 dts es direct select dts extended surround 0100 1100 direct select tuner am frequency band 1100 1001 direct select tuner fm frequency band 1100 1010 preset1 direct select tuner preset 1 0001 1000 preset2 direct select tuner preset 2 0001 1001 preset3 direct select tuner preset 3 0001 1010 preset4 direct select tuner preset 4 0001 1011 preset5 direct select tuner preset 5 0101 1000 preset6 direct select tuner preset 6 0101 1001 preset7 direct select tuner preset 7 0101 1010 preset8 direct select tuner preset 8 34 ADCOM GTP 880 Owner s Manual 0101 1011 Custom Code 1AE8h Command distance Code Type NEC2 GTP 880 Function
46. ensation modifies the audio signal to reduce these char acteristics and make the soundtrack reproduction more natural sounding Theater compensation can be accessed from the main menu or the th eq button on the remote control turns theater comp on off To turn on Theater compensation from the main menu 1 Press the menu button to enter the main menu The main menu appears on the front panel display and the OSD The cursor on the OSD should be pointing to the input configuration menu and input config appears on the front panel display DVD DOLBY D THEATER COMP ON 2 Press the V button until system configuration is selected The cursor on the OSD should be pointing to the system configuration menu and system config appears on the front panel display 3 Press the select button to enter the system configuration menu The system configuration menu appears on the front panel display and the OSD The selected menu item should be display bright 4 Press the V button until the theater comp menu is selected 5 Use the lt and gt buttons to choose between on and off 6 After making your selection press the menu button twice to exit the main menu To turn on theater compensation using the th eq button 1 Press the th eq button on the remote control The front panel display and the OSD will show the following 2 Press the th eq button again to toggle the between on and off The theater compensation menu will disappear
47. es while you re in main mode This safety feature assures you that you will always be able to fully enjoy the GTP 880 s capabilities Programming Your Own Commands You can supplement pre programmed commands with com mands to operate other components Before you begin to follow these steps note the status LED located at the top left corner just above the remote s button panel It will flash red orange or green to signal particular functions as you enter new commands into your ADCOM remote Begin by deciding which source component s commands you will be transferring to the ADCOM remote Then press 32 ADCOM GTP 880 Owner s Manual the appropriate source selector button For example if you re teaching your ADCOM remote commands for your video 1 source press the vid 1 source selector first You can teach your remote new commands for any function button except backlight after you ve selected DVD VCR CD vid 1 vid 2 vid 3 and tuner 1 Place the source component s remote head to head with the ADCOM remote They should be in line with each other about 2 to 3 inches apart 2 Press the ADCOM remote s appropriate source selector and select buttons simultaneously Hold both buttons until the status LED turns orange and the source selector but ton glows red Both indicators should remain lit 3 Decide which function button on the ADCOM remote you want to learn a new command Press it The orange statu
48. he remote control Information is shown on the front panel display or the on screen display OSD All selections are made using a combination of the following buttons 36 ADCOM GTP 880 Owner s Manual To use the GTP 880 menu system 1 Press the main menu button to display the main menu The main menu appears on the OSD MAIN MENU C C T C 2 Press V or A followed by the select button to select setup menu Your selection appears on the OSD 3 Press V or A to select an item to adjust Your selection appears on the front panel display and the OSD 4 Press 44 gt to select or adjust a setting Once you have made your selections you can use the V and A to return to the main menu and or exit the menu system Alternatively pressing the menu button once will return you to the main menu Pressing the menu button a second time will exit the menu system Note that the menus will remain visible on the front panel and OSD until you exit the menu system Important Note When viewing static images such as on screen menus or video game images using a CRT based projector plasma display or direct view CRT monitor or television there is a risk of permanently burning in the image Do not leave these images on for an extended period of time This type of damage is not covered by the ADCOM GTP 880 warranty 3 3 Input Configuration Before calibrating your GTP 880 and adjusting loudspeaker setup and c
49. hen you select this function the GTP 880 s test tone will automatically cycle every few seconds through all the speakers you have told the GTP 880 are connected to the system The unit cycles through the speakers in the following sequence left front center front right front right surr ound right back surround left back surround left surr ound subwoofer 2 Use the lt and gt buttons to adjust the speaker level You can adjust the selected channel level in 1dB steps across a range of 15dB to 10dB While you are adjusting each speaker the test tone will remain on that channel until you have stopped changing 40 ADCOM GTP 880 Owner s Manual the volume for a few seconds The unit will then resume cycling the test tone from speaker to speaker until you touch the ch cal button again Note Speakers that you selected none for in the speaker config menu will not appear 3 Press the ch cal button on the remote control again to exit the test tone function Channel Trim Channel trim allows you to fine tune the channel levels to compensate for various soundtrack anomalies For example you may play a movie and find that the center dialogue channel is weak making the movie hard to follow Simply trimming the center channel up a dB or two can fix the problem Or another film may have substantially more bass than normal and trimming the subwoofer channel down dB or two may help balance the sound correct
50. ier Check connections and speakers Check leads and connections Select appropriate Surround mode large or small Select a Surround Mode Test system with stereo or Dolby Surround material Check speakers and connections Increase surround volume level Select appropriate Center mode large or small Check speaker and connection e Increase center volume level Connect digital output of source to GTP 880 Check source material e Check connections to all speakers in the system e Check or replace batteries Remove obstruction Place unit away from direct sun reduce amount of ambient light Check antenna connections to preamplifier e Re tune or switch off FM Mute Noise hiss on AM and FM Weak signal Check station tuning Adjust or replace antenna Distortion on FM Multi path signals or interfe Check station tuning Adjust or ence from another station replace antenna Whistles or buzzes on FM amp AM Whistles or buzzes on AM No RDS name PS Interference from other electrical sources computers games consoles e Interference from fluorescent lighting or electrical motor Station signal too weak Station not transmitting RDS data Check station tuning Switch off or move the source of the electrical noise Check station tuning Adjust or replace AM antenna Check station tuning Adjust or replace antenna No remed
51. ing wrap around effect Dimension enables adjustment of the surround image between the front and rear of your room Certain types of music benefit from smoother overall balance and a more natural sounding image Center width provides variable adjustment of the center channel image and location to create a more seamless front soundstage as well as control of the sense of width across the L C R loudspeaker array A phantom center image can also be created from just the left and right front speakers DTS This compressed digital data format is similar to Dolby Digital DTS also provides 5 1 channel surround channels and is available on compact disc DVD and laser discs Audio only DTS discs may be used with any CD LD or DVD player with a digital audio output but DVD discs with DTS audio must be used on players with the DTS Digital Out logo DTS ES An extension of the original DTS format that adds an additional sixth or center surround channel to a soundtrack DTS ES Matrix 6 1 titles provide a surround back channel by a matrix decoding process while DTS ES Discrete 6 1 media deliver a true discrete center surround channel Both DTS ES formats are backwards compatible with the original DTS process and will deliver a 5 1 channel output when no center or back surround speakers are available Additionally the user may force the system to decode a DTS ES Matrix 6 1 stream or DTS ES Discrete 6 1 stream using the DTS Digital
52. ion you desire 2 Press and hold the mem button on the remote or the memory button on the front panel to store a station into a preset location The display will change to show the word memory along with a flashing number 3 Quickly enter the desired preset memory location 01 through 32 using the numeric keypad on the remote This programs the radio station to that memory location You have approximately five seconds to enter a number Up to 32 stations can be stored randomly between AM and FM in memory as presets To tune to a radio station that you have preset 1 Set the GTP 880 to tuner 2 Use the numeric keypad on the remote control to enter the two digit number of the preset that you want to hear The tuner frequency and band if it is different then the previously tuned station changes to the new station in the preset memory of the GTP 880 8 ADCOM GTP 880 Owner s Manual To change a preset radio station 1 Tune to the new radio station you desire 2 Press and hold the mem button on the remote or the memory button on the front panel The display will change to show the word memory along with a flashing number 3 Quickly enter the new preset memory location 01 through 32 using the numeric keypad on the remote This replaces the previously memorized preset with your new selection You have approximately five seconds to enter a number 6 Front Panel Display Indicates program source DSP mode
53. ish to program 3 Select and press up to ten buttons you wish to store in the macro Both source selector and function but tons count as individual commands Remember that each macro can hold only up to ten individual commands 4 Press the random button to save the macro The red status LED and input selector button will blink twice to confirm programming and then turn off To add a power on off command to the macro use the mute button in place of the power button random tone buttons cannot be used in a macro sequence Deleting Macro Initiator Buttons 1 Press either the group 1 or group 2 source selector button main or vid 1 respectively and the mute button simultaneously Hold both buttons until the red status LED and the input selector button remain lighted 2 Press the macro initiator button m1 m2 m3 or m4 you wish to delete 3 Press the random button The red status LED and input selector button will blink twice to confirm deletion of the macro ADCOM GTP 880 Owner s Manual 33 2 7 Function and Data List for GTP 880 Discrete Remote Control via IR Custom Code 1AE8h Code Type NEC2 Carrier Frequency 38kHz GTP 880 Function turns power full on turns power off standby 0101 0101 direct selection of dvd a analog direct input 1100 1011 direct de selection of dvd a analog direct input 1101 0111 direct selection of sacd analog direct input 1001 0000 direct de selection of sacd analog direct
54. ivers a better picture than composite connections and should be used whenever possible unless you can use component connections which deliver better video than s video Component If the DVD player has component video out puts connect them to the DVD component video input jacks on the rear of the GTP 880 using an appropriate cable set Note OSD messages do not appear on component video Analog Audio Connect the L and R channel outputs on the DVD player to the DVD in audio jacks on the rear of the GTP 880 Digital Audio Connect one of the digital output jacks on the DVD player to one of the coaxial coax 1 3 or optical opt 1 3 input jacks on the rear of the GTP 880 depending on the type of connector used by the DVD player The fac tory preset for DVD is coax 1 Later you can configure the GTP 880 to use the specific input that you have chosen 7807 Use a GFA 7807 Power Amplifier pictured above or the GFA 7607 for seven channel surround sound setups Five channel versions of these amplifiers are also available 16 ADCOM GTP 880 Owner s Manual Multi Channel Audio If your DVD player supplies a mul tichannel audio output for DVD Audio or SACD playback connect the six outputs special cable sets for this are available from numerous sources from your player to the six input jacks labeled DVD Audio input on the rear panel of the GTP 880 Be sure match the connections left to left right surround to right surround
55. just the output level of each channel so that they are properly matched This must be done to insure a correct presentation of multichannel sound sources The adjustment must be as precise as possible and is almost impossible to accomplish by ear Therefore we recommend that you use a sound level meter This device insures that all loudspeaker levels are precisely matched and set accurately The Radio Shack analog sound level meter is inexpensive and suitable for this task Set the meter to slow response and C weighting Set it to the 70 or 80dB sensitivity scale Position the meter at the approximate center of your listening area at average ear height approximately 40 46 inches 102 117 cm with its microphone positioned vertically pointing at the ceil ing Don t aim the microphone at the speakers as this will produce inaccurate results To proceed with the adjustments you will access the channel calibration menu shown below To set the channel levels for you system With no source playing set the volume level of the GTP 880 using the main volume control to OdB CHANNEL CALIB OdB OdB OdB OdB OdB OdB OdB 0dB De 1 Press the menu button to enter the main menu main menu appears on the front panel display and the OSD The cursor on the OSD should be pointing to the input configuration menu and input config appears on the front panel display 2 Press the V button until the channel
56. ll your speakers The rear speakers are driven with the same signal as the front left and right while the center speaker is a monophonic summation of the front speakers Additional Information More detailed information about the various surround processing options contained in the GTP 880 can be found on the following websites www dolby com amp www dtsonline com Placement of your GTP 880 Your system components need a stable vibration free supporting surface Your ADCOM dealer will be pleased to show you many different types of audio video equipment racks and cabinets Keep the GTP 880 and other audio video components away from moisture and out of direct sunlight Bear in mind that the GTP 880 s rear panel is the central connecting point for almost every component in your audio video system Leave sufficient room behind the rear panel to accommodate cables antenna leads power cords etc We recommend a minimum of 5 inches of free space behind the GTP 880 for maximum flexibility distance of 1 2 should be maintained around the GTP 880 for ventilation Keep your GTP 880 in a room where temperatures remain fairly moderate and never cover it with table cloths curtains newspapers etc to avoid potential overheating ADCOM GTP 880 Owner s Manual 11 1 5 Rear Panel Illustration 22 0 0 0000000 0 zloz 0lo00o00coocccol o 6 T2 0 0 0 0 0 00 0 0 00 0 0 0 0 0 0 0 0000000 o
57. ly This function can be accessed in two ways You can press the ch trim button on the remote control or you can access this feature through the main menu The channel trim menu is shown below CHANNEL TRIM F F 5 5 WUJ To adjust channel trim from the main menu 1 While playing the program material with output that you wish to fine tune press the menu button to enter the main menu The main menu appears on the front panel display and the OSD The cursor on the OSD should be pointing to the input configuration menu and input config appears on the front panel display 2 Press the V button until the channel trim menu is selected The cursor on the OSD should be pointing to the channel trim menu and channel trim appears on the front panel display 3 Press select to enter the channel trim menu The channel trim menu appears on the front panel display and the OSD The selected menu item should be left front 4 Use the and gt buttons to adjust the channel trim You can adjust the selected channel trim level in 1dB steps across a range of 15dB to 10dB 5 Press the V button when you have finished making the channel trim adjustment If necessary repeat steps 4 and 5 until you have completed setting the level for each speaker in your system 6 Press the V button when you have finished making the channel trim adjustment to all the speakers in your system
58. m 3 6 Delay Configuration Setting the speaker delay is crucial to the proper perfor mance of any surround decoder component like the GTP 880 Your home theater system will not perform properly if this process is not completed To accomplish this process you will need a tape measure or other means of determining the distance of each speaker from the primary listening position DELAY CONFIG RETURN TO MAIN MENU To set the speaker distance delays for your speakers 1 Press the menu button to enter the main menu The main menu appears the OSD The cursor on the OSD should be pointing to the input configuration menu 2 Press the V button until the delay configuration menu is selected 3 Press select to enter the delay configuration menu The delay configuration menu appears on the front panel display and the OSD The selected menu item should be front L R delay Before setting the speaker distances you need to choose what unit of distance you will be using 4 Press the V button repeatedly until the distance unit menu is selected 5 Use the lt and gt buttons to select between feet and meters 6 Press the A button repeatedly until you return to the front distance menu To set the distance for each group speakers in your system you will need to measure the distances from your chosen listening viewing position to the various loudspeakers in your system Set the distance for the front L R speakers to the neares
59. ng instructions before connecting or using this unit Retain this notice and the owner s manual for future reference All warnings on the unit and in its operating instructions should be adhered to All operating and use instructions should be followed Do not use this unit near water For example near a bathtub washbowl kitchen sink laundry tub in a wet basement or near a swimming pool The unit should be installed so that its location or position does not interfere with its proper ventilation For example it should not be situated on a bed sofa rug or similar surface that may block the ventilation openings or placed in a built in installation such as bookcase or cabinet that may impede the flow of air through its ventilation openings The unit should be situated away from heat sources such as radiators heat registers stoves or other devices including amplifiers that produce heat The unit should be connected to a power supply outlet only of the voltage and frequency marked on its rear panel The power supply cord should be routed so that it is not likely to be walked on or pinched especially near the plug convenience receptacles or where the cord exits from the unit Clean unit only as recommended in its instruction manual The power supply cord of the unit should be unplugged from the wall outlet when it is to be unused for a long period of time Care should be taken so that objects do not fall and liquids are
60. nic product including the preamplifier Once you have correctly connected your new preamplifier to your other components you should be able to enjoy many trouble free years of performance We conduct a thorough quality and performance test on each and every preamplifier we build in our factory prior to shipment In the rare case of a defect that may occur after shipment we stand behind our preamplifiers with a five year parts and labor warranty To register for this war ranty please complete and mail the enclosed warranty card back to ADCOM Also please keep a copy of your sales receipt with the owner s manual so you may provide proof of eligibility for the warranty should the need arise We know you will be very happy with the sound and performance of your new preamplifier We hope you will also consider other ADCOM products such as our line of multichannel amplifiers and DVD players In addition we design and manufacture complementary products such as surge sup pressors and speaker selectors Please visit our web site at www adcom com to learn more about our complete line of stereo home theater and distributed audio video products On behalf of all of us at ADCOM I want to thank you for selecting our product for your home or business entertainment system Sincerely jpg I FR Douglas Klein President ADCOM A division of Klein Technology Group LLC 2 ADCOM GTP 880 Owner s Manual Welcome 2 Tabl
61. nsult your loud speaker instruction manual regarding the capabilities of your particular system with regard to low bass low fre quency reproduction In any case you should consider using a subwoofer for any system which you expect to effectively handle the low frequency dynamics of modern motion picture soundtrack sources such as DVD or HDTV feeds and many other dis crete multichannel programming sources If you aren t sure about your speaker s real world capabili ties and you are using a subwoofer choose small since this will insure that all the appropriate low frequency information is directed to the subwoofer where it can be most effectively handled 4 Use the lt 4 and gt buttons to cycle through the speaker options for the front speaker The following options are available for each group of loudspeakers e For front you can select small or large e For center you can select small large or none e For surr ounds you can select small large or none e For surr ounds rear you can select BS LB LB RB or none LB RB means you have a left back and right back rear surround speaker setup for use in a 7 1 configuration BS LB means you have a single centrally placed back sur round speaker for use in a 6 1 EX type configuration e For subwoofer you can select on or off 5 Press the W button when you have made a selection Repeat steps 4 and 5 until you have completed selecting the speaker type for each loudspeaker in y
62. of the presets You can preset up to 32 stations Tuner Up Down Buttons The function of these buttons depends on the tuning mode selected with the tune preset button In preset mode indicated in the display area Press the down button to scroll to a lower number preset press the up button to scroll to a higher preset number This is a wrap around function so that going from the highest number preset the tuner will go to the lowest preset number or vice versa when tuning either up or down In tune mode Press the up or down button for more than 1 2 second to engage automatic tuning respectively up or down the frequency band The tuner will search automati cally for the first reasonably strong radio station where it will stop Press the down up button again for 1 2 second to start searching again The GTP 880 tuner can receive AM FM and FM stereo broadcasts Up to 32 stations can be preset and accessed from the front panel or remote Stations can also be tuned manually Note Tuner reception cannot take place unless an appro priate AM and or FM antenna is connected to the rear panel of the GTP 880 To operate the tuner 1 Press the tuner button on the remote control once or press the tuner button on the front panel This indicates that the tuner is in FM with stereo selected as the surround mode The number displayed next to the tuner text is the preset number currently selected or last selected followed by the stereo
63. ofer channel level up 0100 1010 sub trim adjust subwoofer channel level down 0100 1011 back l trim adjust back left channel level up 0001 1100 back l trim adjust back left channel level down 0001 1101 back r trim adjust back right channel level up 0001 1110 back r trim adjust back right channel level down 0001 1111 d range 0 direct select dynamic range no comp 1101 0100 range 25 direct select dynamic rnage comp 25 0100 0111 range 50 direct select dynamic range comp 50 0100 0110 range 75 direct select dynamic range comp 75 0100 0011 range 100 direct select dynamic range comp 100 0100 0010 room2 dvd direct select dvd audio for room 2 0001 0001 room2 vcr direct select vcr audio for room 2 0001 0000 room2 cd direct select cd audio for room 2 0001 0011 room2 video 1 direct select video 1 audio for room 2 1000 1100 room2 video 2 direct select video 2 audio for room 2 1000 1101 room2 video 3 direct select video 3 audio for room 2 1000 1110 room2 tuner direct select tuner audio for room 2 0101 0000 room2 tape direct select tape audio for room 2 0101 0001 room2 aux direct select aux audio for room 2 0001 0010 7 1m2 on direct select 7 1m2 processing on 1000 1111 7 1m2 off direct select 7 1m2 processing off 1100 1100 bas
64. olby Pro Logic Dolby Pro Logic Il Cinema Dolby Pro Logic II Music DVD Audio Bypass Input SACD Bypass Input can benefit from ADCOM 7 1m2 post processing Trying to enable ADCOM 7 1m2 during any other DSP mode e g Dolby Digital EX DTS ES Extended Surround 7 Stereo 2 Channel Bypass is Invalid and will be indicated as such by the system Additionally if the system setup up does NOT indicate that the system setup offers 2 surround back channels ADCOM 7 1m2 will never be offered as option Pressing this button again turns 7 1m decoding off and returns to previously selected surround mode Select Left Right Button Pressing this button cycles through list of available surround modes 1 4 Surround Format Information The GTP 880 provides decoding for Dolby Pro Logic Il Dolby Digital 5 1 Dolby Digital EX DTS DTS ES Discrete DTS ES Matrix DTS NEO 6 ADCOM 7 1m2 Within each mode the GTP 880 also offers a wide range of additional processing options This means you can precisely match a surround mode to your program mate rial loudspeaker setup and personal taste In addition the GTP 880 precision bass management feature provides maximum flexibility when setting up your audio surround system see system setup for further details ADCOM 7 1m2 ADCOM s proprietary decoding algorithm 7 1m 2 decoding process mixes the signals from the left surround and right surround channels to de
65. om the room 2 out jacks on the rear of the GTP 880 This function can be accessed in three ways You can press the rm 2 button on the remote control you can access this feature through the Main menu or from the front panel please refer to the front panel interface overview section in this manual for details The room two menu is shown below ROOM 2 CONFIG 2ROOM 2 INPUT MUTE VOLUME RETURN TO MAIN MENU To adjust the room two settings 1 Press the menu button to enter the main menu The main menu appears on the OSD The cursor on the OSD should be pointing to the input configuration menu 2 Press the W button until the room two menu is selected The cursor on the OSD should be pointing to the room two menu and room two appears 3 Press select to enter the room two menu The room two menu appears on the front panel display and the OSD The selected menu item should be room two 4 Use the lt and gt buttons to select whether you want the room two feature on or off If on is selected the red LED below the word room 2 on off on the front panel will illuminate indicating activation of the second stereo room 5 Press the V button to select the Input menu 6 Use the lt and gt buttons to select a stereo analog source which signal will be sent through the room 2 outputs to the second room The source choices appear as follows as you scroll through them DVD video 1 video 2 video 3 VCR tuner FM tuner AM
66. onfiguration you should first set up the sources connected to it You will make your selections using the input configuration menu shown below INPUT CONFIG DVD COAXIAL1 DTS RETURN TO MAIN MENU To configure an input 1 Press the menu button to enter the main menu The main menu appears on the front panel display and the OSD The cursor on the OSD should be pointing to the input configuration menu and input config appears on the front panel display 2 Press select to enter the input configuration menu The input configuration menu appears on the front panel display and the OSD The selected menu item should be source 3 Use the lt and gt buttons to select which particular Source you wish to configure The Source choices appear as follows as you scroll through them DVD video1 video2 video3 VCR tuner FM tuner AM CD TAPE and AUX You can scroll in either direction using the lt and gt buttons 4 Press the W button once to select the Input menu 5 Use the lt and gt buttons to select an Input for that source The input choices appear as follows as you scroll through them ANALOG OPTICAL 1 OPTICAL 2 OPTICAL 3 COAXIAL 1 COAXIAL 2 COAXIAL 3 You can scroll in either direction using the and buttons If you connected the source to the Analog inputs select analog If you connected the source to one of the optical digital inputs select the appropriate one by choosing optical 1 opti
67. ormation The PLII parameter menu is shown on the following page ADCOM GTP 880 Owner s Manual 43 To adjust the PLII Music Parameters 1 Press the menu button to enter the main menu The main menu appears on the OSD The cursor on the OSD should be pointing to the input configuration menu and input config appears on the front panel display PLII MUSIC CONFIG PANORAMA OFF DIMENSION STEP 0 CENTER WIDTH STEP 3 NEO 6 MUSIC CONFIG CENTER IMAGE STEP 2 RETURN TO MAIN MENU 2 Press the V button until the PLII music parameter menu is selected The cursor on the OSD should be pointing to the PLII music parameter menu and PLII music parameter appears on the front panel display 3 Press select to enter the PLII music parameter menu The PLII music parameter menu appears on the front panel display and the OSD The selected menu item should be panorama 4 Use the 4 and gt buttons to select between on and off When this setting is on Pro Logic II s panorama circuits will blend an amount of the front channel information into the side speakers so that the sound field appears to wrap around the front and sides of the soundstage Experiment with a variety of program sources to see if this effect is one you prefer 5 Press the W button to select the dimension menu 6 Use the lt and gt buttons to cycle through the dimension options The dimension settings appear as follows as you scroll through them step 0 ste
68. ory 51 Tone amp Tune Down Button In main mode this button cycles between the treble and bass level control use the left and right buttons to make adjustments In tuner mode this button adjusts the GTP 880 tuner s frequency down 52 Bypass amp Tune Up Button In main mode this button turns tone bypass on and off In tuner mode this button adjusts the GTP 880 tuner s frequency up 53 Macro Buttons These buttons are programmable for use with any source 54 Room 2 Button In any mode this button is used turn room 2 on and off as well as adjust room settings using the 4 gt buttons 55 Backlight Button No programming capabilities Button backlights all keys for eight 8 seconds when pressed 56 Dim Button In main mode button is pre programmed to dim GTP 880 s information display 2 4 Remote Function Table The tables on the following pages supplement the infor mation you ve just read Use it to quickly review button functions The controller s capabilities are extensive and may be somewhat intimidating at first However you will soon find that its logical button arrangement and programming capabilities will greatly increase your enjoy ment as you discover the ease with which you can operate your entire system from just one remote Look down the left hand column until you see the button you want to learn about Then look under main to see if it is pre pro grammed for a GTP 880 function under CD to
69. our system 6 Press the V button when you are finished to select the front crossover xover menu The front center and surround crossover menus are used to independently set the internal high pass filter of the GTP 880 s crossover for each of these three speaker groups 7 Use the lt and gt buttons to adjust the front crossover The crossover settings appear as follows as you scroll through them 40Hz 60Hz 80Hz 100Hz 120Hz 150Hz Note None will appear for a large speaker setting You can scroll in either direction using the gt buttons Consult the material that came with your loudspeakers to determine the correct settings if any are recommended If you are not sure about the frequency response of your speakers we recommend you set the crossover at 80Hz unless otherwise directed by the manufacturer If you are using very small satellite speakers you may need to set the crossovers to 100 or even 120Hz When correctly set you should hear a smooth transition of lower to upper bass between the satellites and the subwoofer 8 Press the V button when you have made a selection Repeat steps 7 and 8 until you have completed the speaker crossover settings for each group of speakers 9 Press the V button to select the return to main menu option 10 Press select or menu to return to the main menu or press the menu button twice to exit the menu system 3 5 Channel Configuration Calibration The next step is to ad
70. ownmixing is not enabled i e if the source is a 3 2 1 AC 3 stream the system must be configured to have at least a 5 0 speaker setup or greater When the system is downmixing a multichannel AC 3 stream and Night mode compression is enabled the low level signals may still be boosted how ever the high level signals will not be compressed To enable disable Night Mode compensation 1 Press the d range button on the remote control The night mode selection appears on the front panel display and OSD under the currently selected input source 2 Use the and gt buttons to change the night mode ADCOM GTP 880 Owner s Manual 45 setting The unit cycles through the options in the following sequence no comp dr 1 dr 2 dr comp 3 dr comp4 DVD DOLBY D COMP1 NIGHT The night mode menu will disappear automatically approx imately 5 seconds a factory default may be changed in OSD time out after you make your selection There are two types of automatic compression control built into the Dolby Digital process Compression makes the loud parts softer and the soft parts louder to reduce the difference between the two One type of compression is most useful for situations such as late night viewing of programs with a wide dynamic range like many action movies that might disturb oth ers in your home This function can also be used to pro vide compression for program material that may require enhan
71. p 1 step 2 step 3 step 3 step 2 step 1 You can scroll in either direction using the and gt buttons The dimension control uses special circuitry to give the impression that the center of the sound field is moving towards the front or rear of the room Experiment with a vari ety of program sources to see if this effect is one you prefer Use as much or as little dimension as you feel is needed 7 Press the V button to select the C width menu 8 Use the lt and gt buttons to cycle through the C width options The C width settings appear as follows as you 44 ADCOM GTP 880 Owner s Manual scroll through them step 0 step 1 step 2 step 3 step 4 step 5 step 6 step 7 You can scroll in either direction using the and gt buttons Depending on how the center width control is set you may adjust the apparent placement of the center channel image so that it is heard only from the center speaker so that it is blended into the left and right speakers as a phantom image or that it is blended among the front left center and right speakers in varying amounts As with the other Pro Logic II controls the use of this setting and the degree to which it is used is a matter of personal preference 9 Center image can also be adjusted 10 Press the menu button to return to the main menu or press the menu button twice to exit 3 9 Room Two Configuration This menu controls the setting for your second room and the output fr
72. p of the remote Each of these buttons cause two things to happen when used First they select the corresponding input on the GTP 880 Second these keys remap all of the other buttons on the remote control You can think of each of these buttons as having a page of commands associated with it Some buttons such as volume up and down are pre programmed to operate the GTP 880 for each source These buttons can be written over if you like but default to GTP 880 operations for your convenience Most of the GTP 880 remote commands are saved under the main remote page Whenever you desire to control the GTP 880 via remote you must first ensure the main page is active As an example press main on the remote control Now press the dim button If your GTP 880 is on the brightness of the front panel display changes Notice also that the main button on your remote illuminates This serves as a reminder that the main remote page is currently active Now press the CD button and then the play button Notice now that the CD source button lights The CD remote page is now active If you have an ADCOM GCD 750 player this command will cause an idle CD to play Now press the dim button again You should note that CD button does not light The dim command is not pre programmed in the CD remote page If your GTP 880 is on you will also notice the display does not respond to this command Press the main button again to reenter the main remote page The
73. puts 0 0025 80 kHz BW IMD CCIF 15 kHz amp 16 kHz 6 Channel S E 0 003 All Other Analog Inputs 0 002 Digital 0 005 S N Ratio ref 2 0Vrms A weighted All Direct Inputs 98dB Analog DSP Inputs 93dB Digital Inp ts menthe Se sae Selene SY 100dB FM Tuner Section Sensitivity IHE 2 T Rer AT EE e E a 10dBy typ 50dB S Nen oia 13dBy typ S N Ratio pe ER EV E te ee 72dB typ Stereo vesc eileen I I e Ep 60dB typ Distortion MONO nissan ONE 0 3 typ Stereo cae oco ae gai us Me ant 0 5 typ Stereo Separation 40dB typ Adjacent Channel Selectivity 50 400kHz Frequency Response 20 Hz to 15 kHz 1dB AM Tuner Section Sensitivity 20dB S N 400uV SAIN estes ue S UU RE dave US 50dB Distortion vereor PETERE 0 7 One Signal Selectivity 10 2 35 dB Video Section Bandwidth Composite amp s video 6 MHz 3dB Component Green 100MHz 3dB Component Red 100MHz 3dB Component
74. r This option allows you set how long the unit will remain on before automatically shutting off This mode can be accessed using the sleep button on the remote control or from system configuration menu To set the sleep timer from the main menu 1 Press the menu button to enter the main menu The main menu appears on the front panel display and the OSD The cursor on the OSD should be pointing to the input configuration menu andinput config appears on the display 2 Press the V button until system configuration is selected The cursor on the OSD should be pointing to the system configuration menu and system config appears on the front panel display 3 Press the select button to enter the system configuration menu The system configuration menu appears on the front panel display and the OSD 4 Press the V button until the sleep time set menu is selected 5 Use the lt and gt buttons to cycle through the available choices The following times appear as you scroll through them 60min 50min 40min 30min 20min 10min 5min Omin 6 After making your selection exit the menu Theater Compensation Theater compensation provides special equalization within any of the selected DSP modes Most theatrical soundtracks are mixed on large dubbing stages for play back in large movie theaters When these soundtracks are played back in your home they may appear to have too much treble sounding harsh and bright Theater com p
75. ram GTP 880 to a GFA 7807 Amplifier GFA 7807 Power Amplifier ADCOM GTP 880 Owner s Manual 19 Connection Diagram GDV 850 DVD Player to the GTP 880 Direct Analog Input DVD Audio component video output gt s video out composite d video out progressive interlaced B 480p 480i ry digital audio out l RS232 control ar optical pass DAS GTP 880 Tuner Preamp 20 ADCOM GTP 880 Owner s Manual Connection Diagram GDV 850 DVD Player to the GTP 880 Digital amp Analog Stereo Input component video output gt s video out composite 4 video out progressive interlaced B2 480p 480i ry 1 audio out digital audio out RS232 control t o LS OQ 5 coax optical pass dm n GTP 880 Tuner Preamp ADCOM GTP 880 Owner s Manual 21 Connection Diagram Analog Source CD VCR etc to the GTP 880 Analog Input video out s video out digital audio out i JR input network control pass optical input through Analog Source o0oooooocobo 00 0000000 GTP 880 Tuner Preamp 22 ADCOM GTP 880 Owner s Manual Connection Diagram GTP 880 Video Outputs S VIDEO INPUT COMPOSITE VIDEO INPUT RIGHT COMPONENT AUDIO INPUT AUDIO OUTPUT VIDEO INPUT ADCOM GTP 880 Owner s Manual 23 ADCOM 818 05 32 133 34 35 ES volume 3 6
76. ranty card carefully to understand the extent of the protection offered by the warranty its reasonable limitations and what you should do in order to obtain its benefits Be sure to verify that the serial number printed on the rear panel matches the serial number on the outer carton If any number is altered or missing or if the ADCOM warranty card is not included in the carton you should notify us immediately in order to ensure that you have received a genuine ADCOM product which has not been opened mishandled or tampered with in any way Always retain your original sales receipt as a proof of purchase This unit is manufactured under license from Dolby Laboratories Licensing Corporation It is additionally licensed under one or more of the following patents U S number 3 959 GTP 880 Canadian numbers 1 004 603 and 1 037 877 Dolby Pro Logic Dolby ProLogic 119 Dolby Digital EX and Dolby Digital are registered trademarks of Dolby Laboratories Licensing Corporation Manufactured under license from Digital Theater Systems Inc US Patent Number 5 451 942 and other world wide patents issued and pending DTS9 dts DTS Digital Surround DTS ES DTS NEO 6 are trademarks of Digital Theater Systems Inc Copyright 2003 Digital Theater Systems Inc All Rights Reserved T bass treble bi s treble bypass T analog bypass inputs DVD A 5400 2 channel DID video 1 video 2 video 3
77. rive two unique signals sent to each back output The benefit of our 7 1m2 decoding process is enhance imaging between the surround speakers and the creation of a more diffuse ambient sound field The 7 1m process has the same benefits when compared to other matrix decoding as stereo signals have over mono signals 7 1m2 process can also be used to drive your surround back speakers when you are listening to an externally decoded DVD audio or SACD multichannel disc Due to the varying nature of film soundtracks and music you may prefer to activate or deactivate the surround back channels For example Dolby Digital 5 1 and DTS soundtracks benefit greatly from the addition of the 7 1m processing ProLogic soundtracks on the other hand provide a mono surround signal track which yields a less satisfying experience when using the surround back channels Note 7 1m decoding may only be applied to 5 channel signals Dolby Digital This digital audio format provides 5 1 channel surround sound Dolby Digital source material includes DVDs laser discs HDTV broadcasts some satellite delivered programming and the output of some digital cable set top boxes Dolby Digital Surround EX This processing mode is a joint development of Dolby Laboratories and the THX division of LucasFilm Ltd Film soundtracks encoded with Dolby Digital Surround EX technology contain an extra channel added to the soundtrack during mixing called surround b
78. s adjust bass up 1000 0111 bass adjust bass down 1100 0100 treble adjust treble up 1100 0101 treble adjust treble down 1100 0110 tone reset resets bass amp treble to 0 1100 0111 stereo direct select stereo mode 1001 0100 unused unused 1001 0101 unused unused 1001 0110 unused unused 1001 0111 factory defaults resets all to factory defaults settings 1000 0110 ADCOM GTP 880 Owner s Manual 35 3 1 Setup Overview At this point you should have made all the necessary physical connections between the GTP 880 and your source equipment amplifiers and speakers All that remains is to properly configure the system to reflect your specific equipment and room characteristics To turn the GTP 880 on 1 Plug the cord into an AC wall outlet or UL approved power strip or surge protection device Make certain that the AC power cord supplied with the GTP 880 is firmly inserted into the socket on the unit s rear panel 2 Press the rear panel power switch to the on position to set the GTP 880 to standby mode The standby indicator on the front panel will light up 3 Press the front panel standby power button to turn on the GTP 880 or press the power button on the remote control The front panel display will light up and the standby indicator will turn red 3 2 On Screen Display Setup of the GTP 880 is performed by using t
79. s LED will begin to flash and the source selector LED will go out 4 Find the corresponding button on the source compo nent s remote Press and hold it until the status LED on the ADCOM remote flashes green once and remains green until the button on the source remote is released Once the button on the source remote is released the status LED will start flashing orange again 5 Verify that the ADCOM remote has learned the new command by pressing and holding the same button on the source remote The ADCOM remote s status LED should flash green twice and then go back to steady orange This indicates successful programming Release the button on the source remote Repeat steps 3 through 5 for any other commands you want to teach your ADCOM remote for that source component Save the commands you ve just programmed into the ADCOM remote by pressing and holding the appropriate source selector and select buttons simultaneously Hold until the status LED and source selector LED flash twice and then go out Repeat these steps for any other source commands you wish to program Deleting Individual Commands 1 Press the ADCOM remote s source selector and select buttons simultaneously and hold until the orange status LED and the source selector button glow steadily 2 Press the function button you wish to clear The status LED will flash continuously 3 Press the backlight button The status LED will then flash green twice and then
80. se address mail inquires to Phone Fax or Email inquires to ADCOM Service Voice 480 607 2277 8551 East Anderson Drive Suite 105 Fax 480 348 9876 Scottsdale Arizona 85255 USA Monday through Friday 9 00 AM to 5 00 PM MST Email service adcom com For fax inquires please include a return fax number for the reply When calling or writing about your ADCOM product be sure to note and refer to its serial number as well as the date of purchase and the dealer from whom it was purchased In any communications to us please include a daytime phone number where we may reach you In the event the unit must be returned to our factory for service you will be instructed on the proper procedure when you call or write for a return authorization Under no circumstances should your unit be shipped to our factory without prior authorization or packed in other than its original carton and fillers If the original shipping carton and its fillers have been lost discarded or damaged a duplicate carton may be obtained from our service department for a nominal charge Always ship prepaid via United Parcel Service UPS or other approved carrier Do not ship via parcel post since the packing was not designed to withstand rough parcel post handling FREIGHT COLLECT SHIPMENTS WILL NOT BE ACCEPTED UNDER ANY CIRCUMSTANCES 50 ADCOM GTP 880 Owner s Manual GTP 880 Specification Preamplifier Analog Section Input Impedance
81. se of the standby power button on the front panel When the main power switch is in the off position current is cut off to the unit 31 AC Input Use to connect the supplied AC power cord see page 2 Before proceeding please observe the following precau tions when connecting devices to your new GTP 880 Do not plug the power cord into your GTP 880 until all other connections have been made Insert the supplied power cord into the AC input of the rear panel of the GTP 880 Do not use a power cord other than the one supplied with the GTP 880 It s designed for use with the GTP 880 and should not be used with any other device Caution Before you plug the power cord into an AC wall outlet con firm that all connections to the GTP 880 have been made correctly Warning Never disconnect the power cord from the GTP 880 while the other end is plugged into an AC outlet Doing so may cause an electric shock Always connect power by plugging into the AC outlet last and disconnect by unplugging from the AC outlet first 1 7 Connecting Components Always refer to the instructions that came with the com ponent that you are connecting for specific procedures warnings and options For all analog connections the red input jacks R are used for the right channel white input jacks L are used for the left channel and yellow input jacks V are used for the composite video connection Make sure to insert all plugs and connectors s
82. see what CD commands are pre programmed and under tuner to see all pre programmed tuning functions Custom Code Buttons 1 2 3 4 5 6 7 8 9 0 10 enter 7 1 2 Dolby DTS stereo DVD A SACD 2 ch random repeat ch trim AM FM ch cal mem th eq p scan tone tune lt bypass tune m1 m2 m3 m4 rm 2 backlight dim 1AE5h Code Type NEC Function Main selects 880 codes selects 880 dvd input selects 880 vcr input selects 880 cd input selects 880 video 1 input selects 880 video 2 input selects 880 video 3 input selects 880 tuner toggles 880 power on off selects 880 tape input selects 880 aux input toggles 880 audio mute toggles 880 night mode 880 master volume up 880 master volumer dn 880 navigation up 880 navigation down 880 navigation right 880 navigation left 880 select enter dvd play calls up 880 osd menu dvd pause dvd stop direct tune entry 7 1m2 on off toggles dolby modes toggles dts modes toggles stereo modes toggles dvd a direct toggles sacd direct toggles 2 channel direct dvd repeat channel bal trim adjust noise gen trim adjust toggles comp on off toggles treble bass adj toggles tone bypass displays room 2 setup backlight toggles vfd brightness Carrier Frequency 38kHz Function DVD selects 880 codes selects 880 dvd input selects 880 vcr input selects 880 cd input selects 880 video 1 input selects 880 video 2 input selects 880
83. selects 880 video 3 input selects 880 tuner toggles 880 power on off selects 880 tape input selects 880 aux input toggles 880 audio mute toggles 880 night mode 880 master volume up 880 master volumer dn 10 direct tune entry select tuner amp toggle am fm tuner memory set selects presets tune tuner down tuner up rds pty display sleep backlight Custom Code 1AE5h Buttons random repeat ch trim AM FM ch cal mem th eq p scan tone tune lt bypass tune m1 m2 m3 m4 rm 2 backlight dim Code Type NEC Function VCR selects 880 codes selects 880 dvd input selects 880 vcr input selects 880 cd input selects 880 video 1 input selects 880 video 2 input selects 880 video 3 input selects 880 tuner toggles 880 power on off selects 880 tape input selects 880 aux input toggles 880 audio mute toggles 880 night mode 880 master volume up 880 master volumer dn backlight Carrier Frequency 38kHz Function Video 1 selects 880 codes selects 880 dvd input selects 880 vcr input selects 880 cd input selects 880 video 1 input selects 880 video 2 input selects 880 video 3 input selects 880 tuner toggles 880 power on off selects 880 tape input selects 880 aux input toggles 880 audio mute toggles 880 night mode 880 master volume up 880 master volumer dn backlight ADCOM GTP 880 Owner s Manual 29 Custom Code 1AE5h Buttons random repeat
84. t foot meter Rounding up is OK Distances can be set in the following increments Feet 0 to 20 feet in 1 foot increments Meters 0 to 6 meters 0 3 meter increments ADCOM GTP 880 Owner s Manual 41 You can scroll in either direction using the gt buttons 7 Press the V button when you have made a selection Repeat steps 6 and 7 for the center and surround speakers NOTE There is no delay function for the subwoofer 8 Press the V button until the return to main menu option is selected 9 Press the menu button to return to the main menu or press the menu button twice to exit 3 7 System Configuration Setting the Display Brightness This control sets the front panel display brightness The default display brightness is set to be easily visible in a normally lit room If you prefer to dim the display for example during movie viewing in a darkened room you can access the VFD brightness setting from the system configuration menu To set the front panel display brightness 1 Press the menu button to enter the main menu The SYSTEM CONFIG RETURN TO MAIN MENU main menu appears on the OSD The cursor on the OSD should be pointing to the input configuration menu and input config appears on the front panel display 2 Press the V button until system configuration is selected The cursor on the OSD should be pointing to the system configuration menu and system config appears on the front panel displa
85. the selected digital input source of the GTP 880 will be sent to the recorder Video Components Before making connections to any video devices it will help to understand how the GTP 880 routes the video portion of the signal Any signal that appears at one of the composite video input jacks DVD VCR video 1 2 or 3 is automatically sent to the composite video main out and VCR out jacks as well as the s video main out and VCR out jacks Any signal that appears at the s video input jacks DVD VCR video 1 2 or 3 is automatically sent to the s video out and VCR out jacks as well as the composite video out and VCR out jacks Any signal that appears at the component video DVD video 1 or video 2 input jacks is automatically sent to the monitor component output connection only and only when that source is selected Note To provide the greatest signal flexibility be sure to connect all available types of inputs and outputs from your video devices For example if only the composite video output yellow RCA jack connection is made to your display device component sources will not be available even if they are connected to the GTP 880 Video Recorder A video recording device such as a VCR PVR such as a TiVo Replay UltimateTV DishPlayer or similar device or DVD recorder can be connected to the GTP 880 using the following methods Composite Connect the composite video output from the recording device to the
86. the source is playing to choose the one you wish to use 3 4 Speaker Configuration You are now ready to configure the GTP 880 for your particular loudspeaker system Before proceeding please read the following information carefully surround Qj 4 a center a rear right This speaker setting is preferred if you are not using surround backs Speaker Placement The best speaker placement for your particular room will depend on its size furnishings seating arrangement the acoustical properties of the space including wall type coverings and various other factors Due to the complex nature of these variables it is impos sible to recommend any one size fits all placement You may well have to experiment with various placement options to determine the best configuration for your ADCOM GTP 880 Owner s Manual 37 specific situation Please note that the configuration and placement of your speakers is critical for creating the best possible surround sound playback surround 22 rear left lt center a surround back left p n surround back right ss C This is the preferred speaker setting if you are using surround backs surround rear right D TN K E front left back left center HJ ack rig T K o right rear right m This speaker setting is preferred if you are using dipoles for your surround rears surround Note
87. tion to select a source to be played in room two Pressing this button again presents the option to mute the output in room two Pressing this button again presents the option to set the listening volume in room two range is 80dB to 10dB Note If no other selection is made while in setup selections will be saved and configuration will exit within 5 seconds 3 Bass amp Treble Adjustments These buttons control bass and treble equalization Adjustments are made in 2dB steps Bass Button Pressing this button displays current bass setting range is from 8dB to 8dB Use the volume knob to make an adjustment Treble Button Pressing this button displays current treble setting range is from 8dB to 8dB Use the volume knob to make an adjustment Bypass Button Defeats the tone controls and provides an unaltered full bandwidth stereo signal to the left and right channel outputs on the rear panel However the subwoofer DSP crossover remains active and bass frequen cies are available at the subwoofer output should you wish to augment your front L R speaker s low frequency performance The word bypass appears in the front panel display Pressing the button again returns the unit to the previously selected tone settings 4 Analog Direct Selections These buttons select audio inputs from analog multichannel sources such as DVD Audio or SACD players The 2 channel but ton bypasses the DSP processing for the main sele
88. to select the return to main menu option 7 Press the select or menu button to return to the main menu or press the menu button twice to exit To adjust channel trim using the trim function 1 Press the ch trim button on the front panel or the remote control The front panel display and the OSD will show the following CHANNEL TRIM LEFT FRONT 0dB 2 Use the lt and gt buttons to adjust the channel trim level You can adjust the selected channel level in 1dB steps across a range of 15dB to 10dB 3 When you are finished adjusting the channel trim for the selected speaker press trim again to cycle to the next channel The unit cycles through the speakers in the following sequence left front center front right front right surr right back surround left back surround left surr subwoofer If necessary repeat steps 2 and 3 until you have adjusted the channel trim of all the speakers in your system 4 Press the ch trim button on the remote control again to exit the channel trim function Remember to return any channel s that you have trimmed back to the original setting when you are done watching the particular program If you find you are continually trimming the same channel s by the same amount for every film you might want to consider re calibrating the speaker levels as shown in the section channel calibra tion Set the levels for the channel s up or down by the amount you normally trim the
89. track access commands for the ADCOM CD player Buttons 1 through 10 and 10 In tuner mode these buttons allow direct access to preset stations in memory In DVD mode buttons work in conjunction with direct chapter navigation Use the go to enter to jump to a specific chapter or scene 45 Surround Mode Buttons In main mode these are pre programmed to cycle through the available surround modes of the GTP 880 46 Direct Analog Input Buttons These buttons switch the analog inputs to one of the ana log direct inputs DVD Audio SACD or a 2 channel bypass 47 Random amp Repeat Buttons In CD mode these buttons are pre programmed as random and repeat commands for ADCOM CD player 48 Ch Trim amp FM AM Button In main mode this button cycles through channels adjust ing trim in 1dB steps 15dB to 10dB Use the left and right arrows to make adjustments In tuner mode this but ton switches the tuner between FM and AM frequencies 49 Ch Cal amp Memory Button In main mode this button cycles through channels adjusting level in 1dB steps 15dB to 10dB Use the left and right arrows to make adjustments In tuner mode this 26 ADCOM GTP 880 Owner s Manual button is used to program radio stations in memory 50 Th Eq amp P Scan Button In main mode this button turns theater compensation pro cessing on and off In tuner mode this button scans the AM or FM stations preset in the tuner s mem
90. trol functions are disabled and all outputs to the main room are turned off Outputs to room two remain active and available It should be noted that they are only active oif room two power is on 6 ADCOM GTP 880 Owner s Manual 4 Analog Direct Select 5 Digital Tuner Controls 6 Front Panel Display surround mode 7 1m lt select gt tuner __ NT 7 Source Selections 8 Volume Control Knob 9 Surround Mode Note The rear panel power switch must be on for this button to function 2 Room Two Control The GTP 880 has the ability to play and control an analog audio signal in a second room from the front panel or remote control Any of the incoming analog audio signals can be distributed to the second room with the exception of analog direct inputs On Off Button Pressing this button activates the room two functionality and control The on off indicator light illuminates Note This light will remain lit when the other indicators are off as long as the second room is active Pressing this button again turns room two off indicator light extinguishes Setup Button Pressing this button enters the room two setup mode pressing this button again will cycle a list of room two options Use the volume control knob to make selections while in setup After entering setup the first option presented turns room two off or on Pressing this button again gives the op
91. upporting structure grounding of the lead in wire to an antenna discharge unit size of grounding conductors location of antenna discharge unit connection to grounding electrodes and requirements for the grounding electrode a Use No 10 AWG 5 3 copper No 8 AWG 8 4 mm aluminum No 17 AWG 1 0 mm copper clad steel or bronze wire or larger as a ground wire b Secure antenna lead in and ground wires to house with stand off insulators spaced from 46 feet 1 221 83 m apart c Mount antenna discharge unit as close as possible to where lead in enters house d Use jumper wire not smaller than No 6 AWG 13 3 mm copper or the equivalent when a separate antenna grounding electrode is used See NEC Section 810 21 j EXAMPLE OF ANTENNA GROUNDING AS PER NATIONAL ELECTRICAL CODE INSTRUCTIONS CONTAINED IN ARTICLE 810 RADIO AND TELEVISION EQUIPMENT power lines 7 Service enirance conductors s standoff insulators b ve ead in wire entrance equipment A power service grounding m electrode syste e g interior metal water pipe i antenna discharge unit to external antenna terminals of radio receiver ground wire a b 7 ground clamps bonding jumper d C 2c antenna rounding electrode driven 8 feet 2 44 M into the earth if required by local codes NOTE TO CATV SYSTEM INSTALLER This reminder is provided to
92. ur DVD player satel lite box laser disc player VCR etc This lets you use one remote controller for your entire system Using Pre Programmed Commands Using the remote controller s pre programmed commands is simple For most GTP 880 functions volume up down changing surround modes etc follow these easy steps 1 Press the main source selector button This tells the remote that you want to use GTP 880 pre programmed commands The main button will flash red to tell you it understands 2 Press the appropriate function button volume up volume down etc If you ve selected a button that actually triggers a GTP 880 command the main button will again flash red to confirm your choice If the main button does not flash you ve selected a function button that isn t pre programmed For tuner functions changing stations etc 1 Press the tuner source selector button It will flash red 2 Press the tuning up or tuning down function button to change stations The tuner source selector will flash red to confirm that the function button you ve selected actually triggers a command Again use the table to see which buttons are pre programmed Press the CD source selector first to access pre programmed commands for ADCOM CD players Note You can program new commands over the pre pro grammed commands in tuner and CD if you wish However you cannot program any buttons even those unpro grammed with GTP 880 command cod
93. ure the GTP 880 to use the specific input that you have chosen 18 ADCOM GTP 880 Owner s Manual Video Display A video display device such as a television monitor fixed pixel device plasma or LCD or video projector can be connected to the GTP 880 using the following methods Composite Connect the composite video input from the display to the composite video main out jack on the rear of the GTP 880 using an RCA type video cable S video If there is an s video input on the display con nect it to the s video main out jack on the rear of the GTP 880 using an s video cable S video delivers a better picture than composite connections and should be used whenever possible unless you can use component connec tions which deliver better video than s video Component If the display has component video inputs connect them to the monitor component output jacks on the rear of the GTP 880 using an appropriate cable set Note Since the GTP 880 converts composite video to s video and vice versa you need only make one of those two types of connections between the GTP 880 and your video display However when component video connections are used it is still necessary to make either the composite or s video connections so that you are able to view the on screen menus and displays which do not appear on the monitor component output The GTP 880 does not convert from either composite or s video to component or vice versa Connection Diag
94. video 3 input selects 880 tuner toggles dvd power on off selects 880 tape input selects 880 aux input toggles dvd audio mute toggles 880 night mode 880 master volume up 880 master volumer dn dvd navigation up dvd navigation downdvd navigation right dvd navigation left dvd select enter dvd play dvd menu dvd pause step dvd stop 1 dvd repeat 1 all backlight ADCOM GTP 880 Owner s Manual 27 Custom Code 1AE5h Code Type NEC Function CD selects 880 codes selects 880 dvd input selects 880 vcr input selects 880 cd input selects 880 video 1 input selects 880 video 2 input selects 880 video 3 input selects 880 tuner toggles cd power on off selects 880 tape input selects 880 aux input toggles 880 audio mute toggles 880 night mode 880 master volume up 880 master volumer dn Buttons skip ahead skip back play pause stop track 1 track 2 track 3 track 4 track 5 track 6 track 7 track 8 track 9 track 10 10 plus 10 enter 7 1 2 Dolby DTS stereo DVD A SACD 2 ch random random repeat repeat ch trim AM FM ch cal mem th eq p scan tone tune 4 bypass tune m1 m2 m3 m4 rm 2 backlight dim 1 2 3 4 5 6 7 8 9 0 backlight 28 ADCOM GTP 880 Owner s Manual Carrier Frequency 38kHz Function Tuner selects 880 codes selects 880 dvd input selects 880 vcr input selects 880 cd input selects 880 video 1 input selects 880 video 2 input
95. who have speakers in their system that are full range or at least have a frequency response that extends below 80Hz however the user still desires that summed and low pass filtered audio information be sent to the subwoofer which helps to reinforce the low end frequency response of the system 80Hz low pass crossover for subwoofer 12 dB octave Down Position LPF HPF complete bypass path analog multichannel input bass management disabled This position is ideal for DVD Audio SACD multichannel players which already include integrated bass management a user has another multichannel analog bass management device or all speakers in the system are full range 27 Main Analog Audio outputs Use the seven audio channel output jacks to connect the GTP 880 to an external power amplifier The eighth jack supplies the output to a powered subwoofer or external subwoofer amplifier 28 Digital Audio Inputs Use these inputs to connect the coaxial and optical digital audio signal output from such digital devices as CD DVD or LD players These inputs are fully assignable using the OSD 29 Digital Audio Outputs Use the coaxial and optical digital outputs to connect the GTP 880 to a device such as CD recorder DAT recorder or other similar device that accepts a digital audio input 30 Main Power Switch Turns the current to the GTP 880 on or off Setting this button to the on position pushed in supplies power to the unit enabling u
96. y ADCOM GTP 880 Owner s Manual 49 Caring for your GTP 880 Great care has been taken by ADCOM to ensure that your amplifier is as flawless in appearance as it is electronically The front panel is a heavy gauge high grade aluminum extrusion carefully finished and anodized for durability The chassis top cover and rear panel are heavy gauge steel that has been powder coated and baked to ensure a lasting finish If the front panel top or sides become dusty or fingerprinted they can be cleaned with a soft lint free cloth slightly dampened with a very mild detergent solution or glass cleaner If you will not be using your home theater system for an extended period of time it is always a good idea to turn the unit off using the power switch on the rear panel of the GTP 880 This will prevent the automatic turn on circuits from accidentally turning the system on during your absence DO NOT SPRAY OR POUR LIQUIDS OF ANY KIND DIRECTLY ONTO THE GTP 880 Servicing ADCOM has a technical service department to answer questions pertinent to the installation and operation of your unit In the event of difficulty please contact us for prompt advice If your problem cannot be resolved through our combined efforts we may refer you to an authorized repair agency or authorize return of the unit to our factory To aid us in directing you to a convenient service center it would be helpful if you indicate which major city is accessible to your home Plea
97. y 3 Press the select button to enter the system configuration menu The system configuration menu appears on the OSD Display bright is selected 5 Use the lt and gt buttons to choose between full and half 6 After making your selection exit the main menu The dim button can also be used on the remote control 42 ADCOM GTP 880 Owner s Manual Setting the OSD Time Out This menu is used to set how long the on screen display will remain visible after a button is pushed or setting is changed on the GTP 880 To set the on screen display time out 1 Press the menu button to enter the main menu The main menu appears on the OSD The cursor on the OSD should be pointing to the input configuration menu 2 Press the V button until system configuration is selected The cursor on the OSD should be pointing to the system configuration menu and system config appears on the front panel display 3 Press the select button to enter the system configuration menu The system configuration menu appears on the front panel display and the OSD 4 Press the V button until the OSD time out menu is selected 5 Use the and buttons to cycle through the available options The following times appear as you scroll through them 30 sec 25 sec 20 sec 15 sec 10 sec 5 sec 0 sec Note Setting the time out to 0 sec disables the OSD status 6 After making your selection press the V button twice to exit the main menu Sleep Time

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