Technical Manual
SureTemp
®
Model 670/SureTemp 4
®
Model 675 23
Power and ground are available at the end terminals of slide switches S2 or S3.
Terminology
Many standard abbreviations are used in this section (and elsewhere):
PCB printed circuit board (the board itself) LCD
PCB
PCB holding the display assembly
PCA printed circuit assembly (the board
with all its components)
DMM Digital Multi-Meter
main
PCB
large PCB holding the
microprocessor
O-Scope Oscilloscope
LCD Liquid Crystal Display
Component Reference Designators:
C capacitor Q transistor
D diode R resistor
E test point S switch
J connector jack T transformer
L inductor U integrated circuit
P connector plug X crystal, resonator
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