User Manual

Adjustment Proc
edures
Adjustment Procedures
These procedures are for use by qualified service personnel only. Refer to the service safety s ummary at the beginning
of this manual before servicing this product.
WARNING. To avoid injury from electric s hock, do not touch exposed connections. Use care when servicing equipment
that is powered on. Dangerous voltages or currents may exist in this product. Disconnect power and test leads before
removing protective panels.
Prepare the probe for adjustment as follows:
1. Remove the four screws attaching the top cover from the control box.
2. Rem o ve the top cover.
3. Attach the probe to the 1103 Power Supply.
4. If necessary, set the line selector to the correct voltage.
5. Turn on the 1103 power supply.
6. Set the 1103 power supply offset to off (button not illuminated).
7. Allow at least 20 minutes for the equipment to warm up.
NOTE. Ambient temperature m ust be within 20 C to 30 C when you adjust the probe.
Tools
Flat-blade
d screw drive
Potentiome
ter, trimmer adjustment tool
42 P6250 & P6251 Technical Reference