Daewoo DTD-25G1 ME, Service Manual

Page: 48 / 54

- 13 -
APPENDIX
IC DESCRIPTION
PIN NAME FUNCTION INTERFACE
52 DC NF A terminal for connect the capacitor for DC
NF.
53 VCO Bias Filter A terminal to be connected with a filler for PIF
VCO.
54 IF DET OUT Detected PIF output terminal.
(typical output level 2.2Vp-p)
55 AFT OUT An output terminal for AFT.
output dc range : 0~2.5~5V
output impedance : 50 k ohms(typ.)
56 SIF in / H corr An input terminal for 2’nd SIF signal and
H.curve correction.
52
14
5
53
14 1
5
15k
2k
1.5k
54
14
5
55
1
5
56
1
5