GTP-602 Stereo Tuner/Preamplifier
ABOUT ADCOM PERFORMANCE AND VALUE In the world of high performance electronics, Adcom has done the impossible: make state-of-theart components that are easy to use at an affordable price. In doing this, Adcom has created a revolution in the world of consumer electronics. By creating some of the most renowned components and offering them at affordable prices, Adcom has enabled more people to enjoy their favorite music and movies at top performance levels.
TABLE OF CONTENTS WELCOME .................................................................... 2 SAFETY INFORMATION ...................................................... 4 INTRODUCTION & UNPACKING .............................................. 5 DESCRIPTION OF UNIT FRONT PANEL DRAWING .................................................... 6 1.1 INTERFACE OVERVIEW ............................................ 6-7 REAR PANEL DRAWING ...................................................... 8 1.
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 anyoneSHOCK removing the cover to gain RISK OF ELECTRIC access to the interior of the unit.
Congratulations on your decision to purchase the GTP-602 tuner/ preamplifier. Your new ADCOM component was designed to deliver incredible sound and years of reliable performance. Audition the GTP-602 paired with an ADCOM power amp and DVD player and you will experience what high performance is all about. To realize the full potential of your GTP-602, and before making any connections to it, please read these operating and installation instructions thoroughly.
GTP-602 Front Panel 1 2 3 [1] Power Button [2] Source Buttons Description of Unit 1.1 Interface Overview The GTP-602’s front panel is designed for ease of operation. All controls are logically grouped for easy, intuitive operation. Familiarize yourself with the preceding diagram and read the short explanations of each feature below. When you finish, you will be well on your way to enjoying the GTP-602’s convenience and sound quality.
RDS Tuner Overview remote. Stations can also be tuned manually. NOTE: Tuner reception cannot take place unless an appropriate AM and/ or FM antenna is connected to the rear panel of the GTP-602. To operate the tuner: 1. Press the tuner button on the remote control once, or press the tuner button on the front panel. FM/AM Button: Toggles between AM and FM frequency bands. FM mode Button: Sets the FM tuner to mono mode. The word mono appears next to the tuner preset number in the front panel display.
GTP-602 Rear Panel 7 8 9 10 11 12 13 14 15 16 17 [7] Antenna Connections [11] Phono Input [15] RS232 Control Input [8] CD Analog Inputs [12] IR Input [16] Power Switch [9] Auxiliary Analog Inputs [13] 12V DC Trigger [10] Tape Inputs/Outputs [14] Main Audio Outputs 1.
Use a twin RCA-to-RCA lead to connect the CD player’s left and right ‘Audio Outputs’ to this input. [9] Auxiliary Analog Inputs Input for any line-level signal source. Use a twin RCA-to-RCA lead to connect the CD player’s left and right ‘Audio Outputs’ to this input. [10] Tape Inputs/Outputs Connections for analog recording and playback to an audio tape recorder of any type, such as a cassette, reelreel, DAT, MD or CD-R.
GRC-820 Remote Control [18] Power Button [19] RDS Button 18 19 [20] Tuner Preset Buttons [21] Scan Button [22] Bass and Treble 20 23 [23] Bypass [24] Balance Control [25] GDV-850 Control [26] Volume Up [27] Volume Down [28] Mute 21 22 24 25 31 [29] Tune Up 26 [30] Tune Down 28 [31] AM/FM 27 [32] FM Mode 33 32 29 30 34 [33] Tune/Preset [34] Memory 35 [35] Sources 52
2.1 GRC-820 Overview The GRC-820 is designed specifically for use with the GTP-602. We hope you find the layout of the controls simple to use. Note, there are also controls for use with an ADCOM DVD player, should you wish to utilize our GDV-850 in your system with the GTP-602. The following text provides information on each functional area of the the GRC-820. The GRC-820 needs two AAA batteries which are installed into the back of the remote control.
IR Command List for ADCOM GTP-602 1AE5h: Custom Code(A) Code:NEC 1AE8h: Custom Code(B) Button HEX DECIMAL Power 0x80 128 Power On CD 0x88 136 Power Off tuner 137 Mute On 138 Mute Off aux 1 0x89 0x8A 0x8B 139 Bypass On aux 2 0x84 132 Bypass Off phono 0x86 134 volume up 0xD5 213 AM volume down 0xD1 209 mute 0x82 130 balance left 217 bass down 0xD9 0xDA 0x58 0x59 0x5A 0x5B bypass 0x4D 77 AM/FM 143 FM mode 0x8F 0xCD 0x8C 0x8D 0xCE rds 0x02 2 tape balance ri
SYMPTOM POSSIBLE REASON POSSIBLE SOLUTION No sound • Power AC lead unplugged or power not switched on • Tape Monitor selected • Mute on • Power Amplifier not on • Check if AC lead is plugged in and power switched on • De-select Tape Monitor mode • Switch off Mute • Turn on the Power Amplifier No sound on one channel • Speaker not properly connected or damaged.
Troubleshooting Use the troubleshooting notes above to solve common situations that don’t require professional attention. If the steps stated in possible solution do not resolve your problem, 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 department.
Please address mail inquires to: ADCOM Service 8541 East Anderson Drive Scottsdale, Arizona 85255 USA Phone, Fax or Email inquires to: Voice: (480) 607-2277 or Fax: (480) 348-9876 Monday through Friday, 8:00 AM to 4:00 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.
GTP-602 Specifications Input Impedance Audio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47k Ω Output Impedance Audio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 550 Ω Frequency Response 20Hz to 20kHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
