Daewoo DTD-25G1 ME, Service Manual

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APPENDIX
IC DESCRIPTION
PIN NAME FUNCTION INTERFACE
23 IK IN An input terminal to sense AKB cathode
current.
Connect this terminals to GND if the AKB
system is not being used.
24 V RAMP A terminal should be connected wiht a
capacitor to generate the V.Ramp signal.
The V.Ramp amplitude is kept constant by
the V.AGC.
25 V NFB An input terminal for the V saw-tooth signal
feedback.
If the DC voltage on this pin is less than 1.7V,
it blanks RGB output for V guard.
26 V OUT An output terminal for the vertical driving
pulses.
19
23
12
31
24
33
31
25
33
12.5k
2V
31
26
33