Page 25
CONDITION
POSSIBLE CAUSE
Time does not advance.
1.
Diode D203.
2.
IC201.
Alarm does not work properly.
1.
Switch 5305 or S306.
2.
Diode D208 or D209.
3.
Transistor Q214.
4.
Speaker SP301.
5.
IC201.
AM-PM lamp does not turn
1.
Lamp is not normally on.
on.
See Page 22.
2.
Switch S301 or S302.
3.
Transistor 0213.
4.
V201.
5.
Resistors R218, R219, or R220
interchanged.
Clock gains time.
1.
50 Hz jumper wire was installed.
See Page 11, left-hand column, step 5.
N
SPECIFICATIONS
Display
Six full digits.
Format
12 or 24 hour.
Accuracy
Determined by accuracy of power line frequency.
Snooze Alarm
Seven minute intervals.
Power
6.5 watts, 120 VAC or 240 VAC, 50 Hz or 60 Hz.
Dimensions
7" wide x 5" deep x 2-1/2" high.
Weight
3 lbs.
-4Ill
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The Heath Company reserves the right to discontinue
instruments and to change specifications at any time
without incurring any obligation to incorporate new features
in instruments previously sold.
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