Dual-channel guitar preamp faithfully recreates the sound of a 1965 jtm45 in a pedal with independent channel controls, pre/post boost, optional cab sim and dedicated outputs for di and headphones (23 pages)
For some components, alternative types are mentioned. Some PCB layouts are made as gatefolds (fold-out page). Finally appendix contains a list for mechanical parts. ______________________________________________________________________________________________________________________________________________________________________________ _________________ TC Electronic A/S Gold Channel Service manual page 3...
Try with other cables or read section "Built-in Test program". Digitech pedals are incompatible. External Control In fails Try with other cables or read section "Built-in Test program". Check also the section; Software Changes, on page 14 ______________________________________________________________________________________________________________________________________________________________________________ __________________ TC Electronic A/S Gold Channel Service manual page 5...
Master Reset. Run this command and all global and preset settings are reset!!! Info Display the Device type, the Serial no. and software version Start Start the loaded software ______________________________________________________________________________________________________________________________________________________________________________ __________________ TC Electronic A/S Gold Channel Service manual page 6...
Built-in Test Program The Gold Channel has a Built-in Test Program. To run the program; Press the PROGRAM button while powering on. Select RUN TEST PROGRAM and press ENTER. Follow the instructions on the display. To leave the Built-in Test Program; turn off the power.
PCB guides, see fig. 5. Note: All push buttons are loose in the profile after removing the guides. ______________________________________________________________________________________________________________________________________________________________________________ __________________ TC Electronic A/S Gold Channel Service manual page 9...
Dismount the power supply by removing the screw, just below the mains plug at the Do the wire ends short circuit to the bottom panel? back panel, see fig. 6. Mount the new power supply with the screw at the back panel. ______________________________________________________________________________________________________________________________________________________________________________ _________________ TC Electronic A/S Gold Channel Service manual page 10...
Lithiumbatteri. Eksplosionsfare ved fejlagtig håndtering. Må kun udskiftes med batteri af samme fabrikat og type. Lever det brugte batteri tilbage til leverandøren. Recommended battery type: CR2032-FT-4-2. TC stock no. (TCcode) for battery: 342 0000 11 ______________________________________________________________________________________________________________________________________________________________________________ _________________ TC Electronic A/S Gold Channel Service manual page 11...
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Fig. 8: Block diagram for the signal flow in the Gold Channel. ______________________________________________________________________________________________________________________________________________________________________________ __________________ TC Electronic A/S Gold Channel Service manual page 13...
Circuit Description The Gold Channel consist of a front, a digital, an analog and a power supply section. Here is a brief description of the sections: Front section consist of three boards and a display, all placed in the front profile. The Analog section is placed mainly on the right side of the main board.
Boot from PCMCIA Boot from Flash (normal mode) (for service only) Booting from PCMCIA requires a PCMCIA card loaded with special boot software. Contact TC Electronic for further information. ______________________________________________________________________________________________________________________________________________________________________________ __________________ TC Electronic A/S Gold Channel Service manual page 15...
S/PDIF.Place cursor at the output block, use Value wheel to change. When Software changes from 1.04 to 1.05: AES/EBU is above S/PDIF in the output list, the Gold Channel output professional status bits, and when S/PDIF is on top of AES/EBU consumer status bits are output.
Mains Voltage: 100 to 240 VAC, 50 to 60 Hz (auto-select) THD+N, 20 Hz to 20 kHz: -86 dB (0.005%) @ 1 kHz, -6 dBFS Power Consumption: < 20 W ______________________________________________________________________________________________________________________________________________________________________________ __________________ TC Electronic A/S Gold Channel Service manual page 17...
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Backup Battery Life: > 10 years Warranty Parts and Labor: 1 year Note: Due to continuous development and standardization all specifications are subject to change without notice ______________________________________________________________________________________________________________________________________________________________________________ __________________ TC Electronic A/S Gold Channel Service manual page 18...
Appendix list: Service notes, Schematics, Part lists, PCB Lay-out The list below show the contents and the order of appendix. Part list for mechanical parts in Gold Channel 2 pages Service note no. 720 1006 04 1 page Service note no. 720 1006 05 2 pages Service note no.
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