Daewoo DWP-28W2ZLF User Manual
Page 33
Appendix Service manual WP-795
- 6 -
RF AGC in
6
ADC 1 : For factory use only ( High impedance )
Key-in
7
ADC 2 : local key input ( High impedance )
S/SW 8
ADC 3 : Scart Slow switching input ( See XXX)
VssC/P 9
digital ground for
µ
-controller core and peripheral
LED 1
10 port 0.5 ( 8mA current sinking capability )
PANO
11 port 0.6 ( 8mA current sinking capability )
VSSA
12 analog ground of teletext decoder and digital ground of TV
processor
SEC PLL 13 SECAM
PLL decoupling
VP2 14 2nd supply voltage TV-processor
DECDIG 15 decoupling digital supply of TV-processor
PH2LF
16 phase-2 filter
PH1LF
17 phase-1 filter
GND3 18 ground 3 for TV-processor
DECBG
19 bandgap decoupling
AVL/EWD 20 East / West drive output
VDRB
21 vertical drive B
output
VDRA
22 vertical drive A output
IFIN1
23 IF input 1
IFIN2
24 IF input 2
IREF 25
reference
current
input
VSC
26 vertical sawtooth capacitor
TUNERAGC 27 tuner AGC output
SIFIN1
28 SIF input 1
SIFIN2
29 SIF input 2
GND2
30 ground 2 for TV processor
SIF AGC
31 AGC sound IF
REF0 32 n.u.
HOUT 33
horizontal
output
FBISO
34 flyback input / sandcastle output
QSS out
35 QSS intercarrier output
EHT0 36 EHT/Overvoltage
protection
PLLIF
37 IF PLL loop filter
IFVO 38 IF video output
VP1 39 main supply voltage TV-processor
CVBSINT 40 internal CVBS input
GND1 41 ground 1 for TV-processor
CVBS/Y 42 external
CVBS/Y
input
CHROMA 43 chrominance
input
(SVHS)
AMOUT 44 n.u.
INSSW2 45 2nd
RGB insertion input
R2IN 46 2nd R input
G2IN 47 2nd G input
B2IN 48 2nd B input
BCLIN
49 beam current limiter input
BLKIN
50 black current input
R0 51 RED
Output
G0 52
GREEN
Output