Velleman CSR1 - Manual (Page 11)

CSR1 11 VELLEMAN
b. Oscillating signal
a) This could be due to poor battery connections. Ensure that the batteries are securely clipped into place.
b) Loose search head cable connection - tighten.
c) Interference from a vehicle using a radio transmitter or possibility a stationary source of electromagnetic radiation
- if this occurs then reduce the sensitivity. If the problem persists then the best remedy is to wait until the
transmission stops.
c. Intermittent sound from speaker
a) This could be due to poor battery connections. Ensure that the batteries are securely clipped into place.
b) Loose search head cable connection - tighten.
c) Radio interference (see above).
d. Poor or No Contrast on Display
a) This could be due to poor battery condition. Ensure that batteries are in good condition.
b) The CSR1 internal storage could be corrupted. To reset the detector ensure it is turned OFF, press and hold
ENTER, turn the CSR1 ON and wait 5 seconds. You will be asked if you wish to reset the detector. Use the
MENU/SCROLL control to highlight YES then press ENTER. The detector will then be reset to factory settings.
e. No Sound or Partial Sound from Headphones
a) On headphones fitted with stereo/mono switch, ensure stereo is selected.
b) Ensure headphone connector is fully inserted into socket.
c) Try another set of headphones or try headphones on another piece of equipment.
f. Further Information
Before returning a detector for repair, please ensure you have done the following:
a) Read the instructions thoroughly.
b) Tried new batteries and checked procedure outlined above.
c) Return your detector with a letter giving full details of fault.
This equipment conforms to the EMC Directive 89/336/EEC.
System performance may be impaired by unusually strong electromagnetic fields.
The information in this manual is subject to change without prior notice.