( L ) EXTERNAL PROGRAMMING NOT OK.
EXTERNAL PROGRAMMING
NOT OK
Is Pot connected across INT
Ensure 5K Pot connected
& COM OK ?
between INT and COM
Terminal.
Is there proper Continuity between
PROG Terminal and O/P +Ve ?
Ensure proper Connectivity.
1.
Check whether 5K Pot is connected between INT and COM Terminal.
2.
Check whether there is proper Continuity between PROG Terminal and
Output Positive.
(M ) REMOTE SENSE NOT OK.
1.
Check whether there are Oscillations at Output, when Remote Sense Switch
is pressed. If Oscillations are present reduce Resistor R6 and R9 on Front
Panel PCB, until Oscillations die out.
N
N
Y
25
Summary of Contents for 1794
Page 1: ...Instruction Manual Model 1794 High Current Power Supply B PRECISION K ...
Page 36: ...TOP VIEW 33 ...
Page 37: ...BOTTOM VIEW OF MODEL 1790 1791 34 ...
Page 38: ...FRONT PANEL CONTROL PCB OF 1790 1791 35 ...
Page 39: ...POWER MODULE PCB OF 1790 1791 36 ...