User manual ADCOM GFR-700

[. . . ] GFR-700 A/V Receiver User's Manual Congratulations on your purchase of the Adcom GFR-700 You have made a wise choice that will reward you with exceptionally accurate musical sound reproduction for years to come. To realize the full potential of your new receiver, please read these operating and installation instructions thoroughly before attempting to make any connections to it. The GFR-700 is not only designed to reproduce the highest quality sound and picture but also to deliver the greatest possible value. It is our engineers' passion for perfection that has enabled our components to be judged the equivalent of others costing two, three, or even five times as much. [. . . ] VID I/O Selects the video source you wish to assign to the selected input. Use the / buttons to select: · Auto, Composite, S-video, Component, or Bypass · If you select Auto, the GFR-700 will automatically detect which video input jacks are in use. www. adcom. com · If you select Bypass, the Setup menu and onscreen displays will not be shown. Once Bypass has been selected, you will need to use the Setup menu on the front panel display in order to change this setting. Chapter 3 - Setup HDMI Selects the HDMI input you wish to assign to the selected input source. Use the / buttons to select: · Video 1, Video 2, or None VOLUME Sets the relative volume of the selected input. Use this feature to balance volume levels as you switch between inputs. Use the / buttons to set the volume level: · The available range is -80 dB to +18 dB. Use this feature if video processing is causing the video to lag behind the audio. Use / to set the lip sync delay: · The available range is 0 to 169 mS. · The default setting is 0 mS. · · Notes: For `on the fly' adjustments to the lip sync delay, press the Sync button on the remote control, then use / to override the default delay setting. While the Lip Sync Delay menu is displayed, press the Sync button again to toggle the delay on and off. This allows you to make quick comparisions with and without delay. GFR-700 Owner's Manual 33 Speaker Configuration What speaker types and sizes are you using?access the Speaker Configuration menu: Press the Main button on the remote control. Use the / buttons to select SPEAKER CONFIG, then press the Select button. 4 Use the / buttons to choose from the following menu items: FRONT Selects the relative size of your front speakers. Use the / buttons to select: · Small or Large · Select Small if you DO have a subwoofer. CENTER Selects the relative size of your center speaker (if applicable). Use the / buttons to select: · Small, Large, or None · Select Small if you DO have a subwoofer. SURROUND Selects the relative size of your surround speakers (if applicable). Use the / buttons to select: · Small, Large, or None · Select Small if you DO have a subwoofer. SURR BACK Indicates the presence and configuration of your surround back speakers. Use the / buttons to select: · BS-LB, LB/RB, or None · Select BS-LB if you have a SINGLE surround back speaker (BS) connected to the left back (LB) output. [. . . ] If you do not see the answers you need here, please contact your Adcom dealer or customer service department; see page 59. Symptom No sound Possible Reason · · · · · Power cable unplugged Power switch turned off Tape Monitor selected Mute on Incorrect Input Config setting Possible Solution · · · · · Plug in power cable Turn on power switch Press Tape to de-select Tape Monitor Switch off Mute Make sure audio input is set correctly in Input Config menu No sound on one channel · Speaker not properly connected or damaged · Input cable disconnected or damaged · Speaker set to "None" in menu system · · · · No surround mode selected Mono sound source Speakers not properly connected Surround volume level too low · Check connections and speakers · Check cables and connections · In Speaker Config menu, set speaker to "Small" or "Large" · Select a surround mode · Test system with stereo or Dolby Surround material · Check speakers and connections · Increase surround volume level · In Speaker Config menu, set Center speaker to "Small" or "Large" · Check speaker and connection · Increase Center volume level · Connect digital output of source to GFR-700 · Check the Digital Out setting on your source component · Check connections to all speakers in the system · Check or replace batteries · Remove obstruction · Place unit away from direct sun, reduce amount of ambient light · Check antenna connections to preamplifier · Re-tune · Switch off Mute · Check station tuning · Adjust or replace antenna · Press St/Mono button to reduce hiss · Check station tuning · Adjust or replace antenna · Check station tuning · Switch off or move the source of the electrical noise · Check station tuning · Adjust or replace AM antenna · Check the input setting on your TV · If the GFR-700 is connected to your TV in more than one way (e. g. , S-video and Component video), select the TV input that corresponds with your selected source component · Press Main, then press Setup · Select Video, S-video, or Component output to view Setup menus · Press Setup to exit the Setup menu, then power off unit No sound on surround channels No sound on center channel · Center speaker set to "None" in menu system · Speaker not connected properly · Center volume level set too low · Source not connected using digital input · Incoming signal is set to PCM instead of Bitstream Chapter 5 - Help "Dolby Digital" OR "DTS" auto-detection function does not work Weak bass/diffuse stereo image Remote control not working · Speakers wired out of phase · Batteries dead, or incorrectly inserted · IR transmitter or receiver windows obstructed · IR receiver in direct sun or bright ambient light · Antenna leads incorrectly connected · Station not selected or weak signal · Mute on · Weak signal No sound with tuner Noise, hiss on AM and FM Distortion on FM Whistles or buzzes on FM & AM Whistles or buzzes on AM No picture · Multi-path signals or interference from another station · Interference from other electrical sources, e. g. , computers or games consoles · Interference from fluorescent lighting or electrical motor · Incorrect TV input selected Cannot access setup menu Cannot power off unit · Not in Main mode · HDMI or Progressive Scan video output selected · Setup menu is active 60 GFR-700 Owner's Manual Technical Specifications PREAMPLIFIER ANALOG SECTION Input Impedance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47k Output Impedance (Main-RCA) . . . . . . . . . . . . . . . . <600 Ohm Rated Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8Vrms Volume & Trim Range (relative to 0dB Trim) · Main . . . . . . . . . . . . . . . . . . -10dB to +10dB (1. 0dB res) · Main Input Sens. /Input . . . . . . . . . . . . . . . . . . 1V/2V/4V · Room 2 . . . . . . . . . . . . . . . . . +0dB to +6dB (2. 0dB res) Channel Separation (at 1kHz) . . . . . . . . . . . . . . . . . . . . (>65dB) Frequency Response · Analog DSP Input . . . . . [. . . ]