Page 3 - nt
3 GTP-870HD Owner’s Manual www.adcom.com Ta ble of Con te nt s Chapter 1 - Welcome Introduction ………………………………………………… 5 Key Features ………………………………………………… 5 Unpacking the GTP-870HD ………………………… 5 Placing the GTP-870HD ……………………………… 6 About the Remote Control ………………………… 6 Front Panel Overview ………………………………… ...
Page 4 - Important Safety Instructions
4 GTP-870HD Owner’s Manual Important Safety Instructions • Read all the safety and operating instructions before con- necting or using this unit. • Retain this notice and the owner’s manual for future refer- ence. • All warnings on the unit and in its operating instructions should be adhered to. • A...
Page 5 - Introduction
5 Ch ap te r 1 - W elc om e www.adcom.com GTP-870HD Owner’s Manual Introduction Introducing Adcom’s new take on the Preamp/Pro- cessor: the no-nonsense GTP-870HD. Who hasn’t grown weary of manufacturers claiming every product on offer as redefining some elusive “standards” or idealizing the ever popu...
Page 6 - Placing the GTP-870HD; Inserting the Remote Batteries
6 Ch ap te r 1 - W el co m e GTP-870HD Owner’s Manual Placing the GTP-870HD Place the GTP-870HD on a stable, vibration-free sur- face away from moisture and out of direct sunlight. Your Adcom dealer will be pleased to show you many different types of audio/video equipment racks and cabinets. The GTP...
Page 7 - Front Panel Overview
7 Ch ap te r 1 - W elc om e www.adcom.com GTP-870HD Owner’s Manual Front Panel Overview The following is an overview of the GTP-870HD front panel. 1 Standby button Powers the GTP-870HD on/off (Standby mode). • The rear panel power switch must be on (1) for this button to function. • The Power LED gl...
Page 8 - Remote Control Overview
8 Ch ap te r 1 - W el co m e GTP-870HD Owner’s Manual Remote Control Overview The following is an overview of the GTP-870HD re- mote control buttons and their operations. Note: The GTP-870HD has a programmable remote that can be “taught” to control virtually any compo- nent in your home theater syst...
Page 10 - Rear Panel Overview
10 Ch ap te r 1 - W el co m e GTP-870HD Owner’s Manual Rear Panel Overview The following is an overview of the GTP-870HD rear panel. ������������ �� ��� ���� ���� ������ ������������������ ���������� ����� ������� ������� ������� ������� ����� ����������� �������������� ������� ������ �������� �����...
Page 12 - Display Overview; Video source; VIDEO 1
12 Ch ap te r 1 - W el co m e GTP-870HD Owner’s Manual Display Overview The following is an overview of the GTP-870HD on-screen and front panel displays. 1 Video source Displays the selected video source. 2 Audio source Displays the selected audio source. • In Tuner mode, displays the selected tuner...
Page 13 - Connections Overview; Chapter 2 - Connections
13 Ch ap te r 2 - C on ne ct io ns www.adcom.com GTP-870HD Owner’s Manual Connections Overview The GTP-870HD is the heart and soul of your en- tertainment system. All roads lead to it (from your input devices), and all roads lead from it (to your output devices). In this chapter, you will connect th...
Page 14 - AM/FM Antenna Connections; Connecting the AM Loop Antenna
14 Ch ap te r 2 - C on ne ct io ns GTP-870HD Owner’s Manual AM/FM Antenna Connections Follow these steps to connect the supplied AM/FM antennas to the GTP-870HD. Connecting the AM Loop Antenna 1 Assemble the antenna. • Rotate the base until it snaps into place. 2 Connect the antenna. • Locate the AM...
Page 15 - Basic Audio/Video Connections; Connecting Audio/Video Components
15 Ch ap te r 2 - C on ne ct io ns www.adcom.com GTP-870HD Owner’s Manual Notes: • If you plan to use a VCR as an input device, it MUST have an integral Time Base Corrector! • To select the source compo- nent you connected, press the corresponding Video 1~4 but- ton on the remote control or front pa...
Page 16 - DVD Player Connections; Component/Progressive Scan Connections
16 Ch ap te r 2 - C on ne ct io ns GTP-870HD Owner’s Manual ������������ �� ��� ���� ���� ������ ������������������ ���������� ����� ������� ������� ������� ������� ����� ����������� �������������� ������� ������ �������� �������� �������� ������������� ������� ���� �������������������� ������ �����...
Page 17 - Special Note on Progressive Scan DVD Players
17 Ch ap te r 2 - C on ne ct io ns www.adcom.com GTP-870HD Owner’s Manual Component/Progressive Scan Connections The GTP-870HD features four Component video in- puts for connection to DVD players, digital CableTV boxes, digital satellite receivers, HDTV receivers/ tuners, and more. Component video i...
Page 18 - Digital Audio Connections; Connecting Digital Audio Components
18 Ch ap te r 2 - C on ne ct io ns GTP-870HD Owner’s Manual Digital Audio Connections The GTP-870HD features six digital audio inputs— three coaxial and three optical—to receive multi- channel bitstreams from your DVD player or other digital audio source component. Connecting Digital Audio Component...
Page 19 - HDMI Connections; About HDMI; Tip
19 Ch ap te r 2 - C on ne ct io ns www.adcom.com GTP-870HD Owner’s Manual HDMI Connections About HDMI HDMI (High Definition Multimedia Interface) is an ad- vanced audio/video connection method that transfers full-bandwidth, uncompressed digital audio and video signals over a single cable. As a result...
Page 20 - External Decoder Connections
20 Ch ap te r 2 - C on ne ct io ns GTP-870HD Owner’s Manual External Decoder Connections If you’re a true audiophile, you’re probably famil- iar with DVD-Audio and SACD, multi-channel audio formats that require their own decoding and unique connection methods. Follow these steps to connect a DVD, DV...
Page 21 - CD/Tape Player Connections; Connecting a CD Player
21 Ch ap te r 2 - C on ne ct io ns www.adcom.com GTP-870HD Owner’s Manual CD/Tape Player Connections Follow these steps to connect a CD or tape player to the GTP-870HD. Connecting a CD Player 1 Using RCA cables, connect the audio outputs on your CD player to the CD inputs on the GTP- 870HD. • If you...
Page 22 - TV/Monitor Connections; Composite Video Connections
22 Ch ap te r 2 - C on ne ct io ns GTP-870HD Owner’s Manual TV/Monitor Connections There are four ways to connect the GTP-870HD to a TV, monitor, or other display device: • Composite Video • S-Video • Component/Progressive Scan Video • HDMI Composite Video Connections 1 Using a video cable, connect ...
Page 23 - Speaker Placement; Placing your Speakers
23 Ch ap te r 2 - C on ne ct io ns www.adcom.com GTP-870HD Owner’s Manual Speaker Placement Placing your Speakers To enjoy the full effect of your home theater system, it is recommended that you connect a complete set of 7.1-channel surround sound speakers, including: • Front Speakers (LF/RF) • Cent...
Page 25 - Connecting a Powered Subwoofer
25 Ch ap te r 2 - C on ne ct io ns www.adcom.com GTP-870HD Owner’s Manual Amplifier/Subwoofer Connections (RCA) Follow these steps to connect the GTP-870HD to a power amplifier using the 7.1 preamp (unbalanced) outputs. You can also follow these steps to connect a powered subwoofer. Connecting a 7.1-C...
Page 26 - Video Recorder Connections; Connecting a Video Recorder
26 Ch ap te r 2 - C on ne ct io ns GTP-870HD Owner’s Manual Video Recorder Connections It’s not always about playback. Sometimes you want to record, and these days that means DVD recorders, HDD recorders, and PVRs (such as TiVo®), in addition to the old standby, the VCR. Once you’ve connected a dual...
Page 27 - Tape Out/Aux Connections; Connecting a Tape Recorder
27 Ch ap te r 2 - C on ne ct io ns www.adcom.com GTP-870HD Owner’s Manual Tape Out/Aux Connections The GTP-870HD includes two additional sets of RCA outputs for connection to a tape recorder and/or au- dio system. Follow these steps to connect your audio output device to the GTP-870HD. Connecting a ...
Page 28 - Room 2 Connections; Variable or Fixed Output?
28 Ch ap te r 2 - C on ne ct io ns GTP-870HD Owner’s Manual Room 2 Connections Want to listen to a CD in the den while the kids are watching a movie in the family room? Follow these steps to connect the GTP-870HD to a sound system in a second room. Variable or Fixed Output? Before you connect your R...
Page 29 - Control Connections; Remote IR Sensor Connections
29 Ch ap te r 2 - C on ne ct io ns www.adcom.com GTP-870HD Owner’s Manual Control Connections Sensors, triggers, and PCs, oh my. If you’ve gotten this far, you’re really fine-tuning your home theater. This section is all about control: • Remote IR sensors - These allow you to control your GTP-870HD e...
Page 30 - Power Connections; Checking the Voltage Switch
30 Ch ap te r 2 - C on ne ct io ns GTP-870HD Owner’s Manual Power Connections When all connections are complete, you’re ready to check the voltage switch, plug in the power cable, and power on the GTP-870HD. Checking the Voltage Switch 1 To prevent damage to your equipment, make sure the rear panel ...
Page 31 - Setup Overview
31 Ch ap te r 3 - S et up www.adcom.com GTP-870HD Owner’s Manual Chapter 3 - Setup Setup Overview The following is an overview of the GTP-870HD Setup menu, including: • Setup navigation .................................. 32 • Input configuration ............................... 33 • Speaker configurati...
Page 32 - Setup Navigation; • Main
32 Ch ap te r 3 - S et up GTP-870HD Owner’s Manual Setup Navigation Use the following remote control buttons to navigate the Setup menu. • Main - Press the Main button to select the GTP- 870HD. You must first select the GTP-870HD be- fore you can access the Setup menu. • Setup - Press the Setup butto...
Page 33 - Input Configuration
33 Ch ap te r 3 - S et up www.adcom.com GTP-870HD Owner’s Manual Input Configuration What options are available when you select an input source? The following is an overview of the configu- ration settings available for each input. To access the Input Configuration menu: 1 Press the Main button on the ...
Page 34 - HD Scaler Configuration
34 Ch ap te r 3 - S et up GTP-870HD Owner’s Manual HD Scaler Configuration Now it’s time to enable the HD Scaler and configure it for your display and source devices. To access the HD Scaler menu: 1 Press the Main button on the remote control. 2 Press the Setup button. 3 Use the / buttons to selec...
Page 35 - Picture Controls
35 Ch ap te r 3 - S et up www.adcom.com GTP-870HD Owner’s Manual Picture Controls The HD Scaler includes basic and advanced controls to help you achieve optimal picture quality for each input source. To access the Picture Controls menu: 1 Press the Main button on the remote control. 2 Press the Setu...
Page 36 - Volume/Tone Configuration; VOLUME
36 Ch ap te r 3 - S et up GTP-870HD Owner’s Manual Volume/Tone Configuration Want to adjust the bass, treble, and relative volume for each input source? Look no further than the Vol- ume/Tone Configuration menu. To access the Volume/Tone Configuration menu: 1 Press the Main button on the remote control...
Page 37 - Speaker Configuration
37 Ch ap te r 3 - S et up www.adcom.com GTP-870HD Owner’s Manual Speaker Configuration What speaker types and sizes are you using? The fol- lowing is an overview of the Speaker Configuration menu. To access the Speaker Configuration menu: 1 Press the Main button on the remote control. 2 Press the Setup...
Page 38 - Delay Configuration
38 Ch ap te r 3 - S et up GTP-870HD Owner’s Manual Delay Configuration How far is each speaker from your primary listening area? The GTP-870HD uses this information to cal- culate differences in distance and adds milliseconds of delay if necessary to ensure that all audio signals reach your ears simu...
Page 39 - Channel Balance; TEST TONE
39 Ch ap te r 3 - S et up www.adcom.com GTP-870HD Owner’s Manual Channel Balance How can you achieve optimal balance in volume lev- els from all speakers? The GTP-870HD supplies indi- vidual sliders and a “pink noise” test tone to aid you in balancing your speaker levels. For best results, it is rec...
Page 41 - Room 2 Basic Configuration; MUTE
41 Ch ap te r 3 - S et up www.adcom.com GTP-870HD Owner’s Manual Room 2 Basic Configuration What input source do you want to play in Room 2? Once that is specified, you have the option of fine tuning audio levels depending on the requirements of your Room 2 audio system. To access the Room 2 Configurati...
Page 42 - Room 2 Advanced Configuration
42 Ch ap te r 3 - S et up GTP-870HD Owner’s Manual Room 2 Advanced Configuration The Room 2 Advanced Configuration menu contains powerful tools to customize and optimize the output of the GTP-870HD to your secondary audio system. To access the Room 2 Advanced Config menu: 1 Press the Main button on the...
Page 43 - System Configuration
43 Ch ap te r 3 - S et up www.adcom.com GTP-870HD Owner’s Manual System Configuration The System Configuration menu provides initial pow- er, on-screen display time outs, and system tools to put the finishing touches on your system setup. One critical tool is the “Setup Lock,” which allows you to lock ...
Page 44 - Input Labeling; INPUT NAME
44 Ch ap te r 3 - S et up GTP-870HD Owner’s Manual Input Labeling Tired of trying to remember which source device goes with which Video input? The Label Source menu allows you to label your inputs with names that uniquely identify your source devices. To access the Label Source menu: 1 Press the Mai...
Page 45 - Analog Input Level
45 Ch ap te r 3 - S et up www.adcom.com GTP-870HD Owner’s Manual Analog Input Level The GTP-870HD allows you to adjust the voltage ref- erence levels independently for each of the unit’s seven analog audio inputs. Check the technical spec- ifications of your source components to determine the optimum...
Page 46 - Remote Control Setup; Using Preprogrammed Commands
46 Ch ap te r 3 - S et up GTP-870HD Owner’s Manual Remote Control Setup The GTP-870HD is a learning remote control that is capable of storing and executing commands for all remote controls in your home theater system. In this way, you can eliminate the confusion of using mul- tiple remotes. This sec...
Page 47 - Main Commands
47 Ch ap te r 3 - S et up www.adcom.com GTP-870HD Owner’s Manual Main Commands Button Function Code main Selects GTP-870HD codes - vid 1 Selects VIDEO 1 codes 131 vid 2 Selects VIDEO 2 codes 132 vid 3 Selects VIDEO 3 codes 133 vid 4 Selects VIDEO 4 codes (GDV-850) 134 CD Selects CD codes (GCD-750) 1...
Page 49 - Tuner Commands; Room 2 Commands
49 Ch ap te r 3 - S et up www.adcom.com GTP-870HD Owner’s Manual Tuner Commands Button Function Code main Selects GTP-870HD codes - vid 1 Selects VIDEO 1 codes 131 vid 2 Selects VIDEO 2 codes 132 vid 3 Selects VIDEO 3 codes 133 vid 4 Selects VIDEO 4 codes (GDV-850) 134 CD Selects CD codes (GCD-750) ...
Page 50 - Programming Remote Commands; Programming a Command
50 Ch ap te r 3 - S et up GTP-870HD Owner’s Manual Programming Remote Commands Once you’re familiar with the preprogrammed com- mands, you may wish to program specific buttons on the GTP-870HD remote to control your source com- ponents. To do this, you will need: • Your source component remote contro...
Page 51 - Deleting Remote Commands; Deleting a Command
51 Ch ap te r 3 - S et up www.adcom.com GTP-870HD Owner’s Manual Deleting Remote Commands Deleting a Command 1 On the GTP-870HD remote, press the applicable Source and Select buttons simultaneously. • The orange status LED and the Source button glow and remain lit. 2 Press the button whose function ...
Page 52 - Programming Macro Buttons; Group 1 inputs; Deleting a Macro button
52 Ch ap te r 3 - S et up GTP-870HD Owner’s Manual Programming Macro Buttons If you find yourself repeatedly pressing the same se- quence of buttons while using your GTP-870HD, then consider taking advantage of the built-in Macro fea- ture. Macros allow you to execute a series of com- mands (up to te...
Page 53 - Discrete Remote Control Commands
53 Ch ap te r 3 - S et up www.adcom.com GTP-870HD Owner’s Manual Function Description Data ASCII Main Volume UP 0x2B + Main Volume DOWN 0x2D - Main Mute 0x5B [ Main Un-mute 0x5D ] Sleep OFF 0x1F US Sleep (30) 0x20 SPACE Sleep (60) 0x21 ! Sleep (90) 0x22 ” Sleep (120) 0x0A LF Sleep (180) 0x12 DC2 Tes...
Page 55 - Chapter 4 - Operations; Operations Overview
55 Ch ap te r 4 - O pe ra tio ns www.adcom.com GTP-870HD Owner’s Manual Chapter 4 - Operations Operations Overview Now that you’ve connected and configured your GTP- 870HD, it’s time for the fun part—enjoying the full power and performance of your Adcom system. This chapter covers: • Basic Audio/Vide...
Page 56 - Basic Audio/Video Playback
56 Ch ap te r 4 - O pe ra ti on s GTP-870HD Owner’s Manual Basic Audio/Video Playback Follow these steps to play an audio/video source component connected to the Video 1, Video 2, Video 3, Video 4, or CD inputs. Playing an AV Source Component 1 Before you begin: • Power on the GTP-870HD. • Power on ...
Page 57 - Selecting Surround Modes; DOLBY PL; DTS Surround Modes; DTS
57 Ch ap te r 4 - O pe ra tio ns www.adcom.com GTP-870HD Owner’s Manual Selecting Surround Modes If source components are the main course in your home entertainment center, then Surround modes provide the special sauce. Surround modes process incoming audio signals and distribute them to your speake...
Page 58 - Other Surround Modes; STEREO; Tone Control; Manual Bass/Treble Control
58 Ch ap te r 4 - O pe ra ti on s GTP-870HD Owner’s Manual Other Surround Modes 7.1 m 2 Uses an Adcom-proprietary digital pro- cessing technology to expand incoming stereo signals to 7.1-channel surround sound. Use if: • Your source component is connected to the ana- log or digital audio inputs. • Y...
Page 59 - Basic Recording; Making an Audio/Video Recording
59 Ch ap te r 4 - O pe ra tio ns www.adcom.com GTP-870HD Owner’s Manual Basic Recording Follow these steps make a recording using the play- back and recording components connected to the GTP-870HD. You will first need to identify your Source and Target components. • Source - This can be the AM/FM tun...
Page 60 - Tuner Operations
60 Ch ap te r 4 - O pe ra ti on s GTP-870HD Owner’s Manual Tuner Operations Follow these steps to use the GTP-870HD’s built-in AM/FM tuner. Before you begin, make sure the AM/ FM antennas are properly connected; see page 14. Selecting Tuner Mode To select Tuner mode: • Press the Tuner button on the ...
Page 61 - System Operations; Using the Sleep Timer; Using the Front Panel Display Dimmer
61 Ch ap te r 4 - O pe ra tio ns www.adcom.com GTP-870HD Owner’s Manual System Operations The GTP-870HD includes additional features that en- hance the user experience, including a built-in sleep timer and front panel display dimmer. Using the Sleep Timer If you enjoy falling asleep while watching T...
Page 62 - Room 2 Operations; Activating the Room 2 Output; Overriding Default Room 2 Settings
62 Ch ap te r 4 - O pe ra ti on s GTP-870HD Owner’s Manual Room 2 Operations The Room 2 feature makes the GTP-870HD a true multi-tasking device. For example, you can watch a movie in one room and play a CD in another at the touch of a button. To use the Room 2 feature, you must have: • An amplifier o...
Page 63 - Customer Support; A Special Note on “Hum”; System Reset
63 Ch ap te r 5 - H elp www.adcom.com GTP-870HD Owner’s Manual Customer Support Use the Troubleshooting chart on page 64 to resolve common situations that don’t require professional at- tention. If the information provided does not resolve your problem, please contact your Adcom dealer or contact th...
Page 64 - Troubleshooting
64 Ch ap te r 5 - H el p GTP-870HD Owner’s Manual Troubleshooting The table below shows possible causes and solutions to common GTP-870HD issues. If you do not see the an- swers you need here, please contact your Adcom dealer or customer service department; see page 63. Symptom Possible Reason Possi...
Page 65 - PREAMPLIFIER ANALOG SECTION; FM TUNER SECTION; Technical Specifications
65 Ch ap te r 5 - H elp www.adcom.com GTP-870HD Owner’s Manual PREAMPLIFIER ANALOG SECTION Input Impedance ........................................ 47k Output Impedance (Main-RCA) ................<600 Ohm Rated Input ........................................ 1.0Vrms Maximum Input (@ 4Vrms Input Se...
Page 66 - Index
66 Ch ap te r 5 - H el p GTP-870HD Owner’s Manual Index A Analog Input Level 45 Audio Cables 13 C Channel Balance 39 Connections Amplifier 24, 25 Antenna 14 Audio/Video 15 CableTV box 15 CD Player 21 Component Video 17 Digital Audio 18 DVD Player 16 External Decoder 20 HDMI 19 HDTV set-top box 15 iPo...
