Philips FM-2, Service Manual

Page: 41 / 110

Service Menu
Chapter 4 - Power-up Default Settings and the Service Menu 29
System A/D Values
For the end user or service personnel, the system A/D values require no
interpretation.
The A/D screen displays the current value of each analog-to-digital
(A/D) channel in volts. The A/D channels read DC voltages, for example, power
supply voltages and battery voltage. The A/D values displayed are static, being
acquired when the screen is first displayed.
None of the displayed values may be changed or reset in this screen.When in the
A/D screen, the
Return
item is always highlighted; a press of the wheel will
return the user to the Service Menu. Rotating the wheel while in the A/D screen
will have no effect. The A/D Values screen appears as follows:
Figure 3 System A/D Values
Note—The screenshot above shows untypical system A/D values that are
not representative of normal operation.