Quick Trouble Shooting - TC Electronic G-Force Service Manual

Quick Trouble Shooting

Use this table to solve problems or find out what to do next.
Symptom
No sound
Cannot turn power off with power switch at front
Right input meter is not showing any signal
Still problems with presets made in version 1.05 after
installing new sofware version.
Message "Invalid software" appears when loading
software from G-Card
Blank display. Cannot run application software.
Lines or spots in display
Backlight is blinking
Message: "User Preset Error, Cleared All Presets "
Bad LED's, keys or Parameter/Value wheel.
Analog in/out fails
Digital or Midi in/out fails
External Control In fails
More hints to solve setup problems can be found in the G-Force Users manual. Check also FAQ on TCs web site: www.tcelectronic.com
______________________________________________________________________________________________________________________________________________________________________________
__________________
TC Electronic A/S
Killdry in the I/O setup is set to ON and the unit is bypassed
The switch must be pressed for at least 1 second to turn off power. The delay provide unintended power off.
Is L-Only selected in the I/O Setup, Audio menu.
Recall the affected preset and store it in a new preset number.
Or store all presets to a card and then make a master reset. Load in the presets afterwards.
Here is correct procedure for loading Application Software from the G-Card:
1. Insert the G-Card into the G-Force.
2. Turn on power with the power switch at the front. (Use this switch during the whole procedure)
2. As soon as you see the Window "CARD ACCEPTED" turn off power.
4. Quickly press ENTER while turning on power again. (gives access to the boot menu)
5. Quickly press ENTER to load the software. (loading takes approx. 15 seconds)
Enter the SOFTWARE BOOT menu, by keeping ENTER button pressed at power on.
Dial option to INFO, press ENTER to check the application software. If corrupted; load the application software again.
Make sure no external equipment is influencing the display, i.e. magnetic fields, hot fields. If the picture is still distorted,
replace the display. If the backlight is bad or blinking; check the soldering on the display itself, especially the two connections
going to the upper part of the display.
Appears normally at first power up after RESET. All Presets are set to factory default!
See section "Built-in Test program".
Try with other cables or read section "Built-in Test program". Note: When analog in/out is connected to unbalanced
equipment, XLR pin 3 must be connected to pin 1.
Note: If IC35 + IC36 are defective, they should be replaced with type MC33079
Try with other cables or read section "Built-in Test program". Digitech pedals are incompatible.
Try with other cables or read section "Built-in Test program".
G-Force Service manual
Comments / Action:
page 4