Samsung CW29M064VPXXEC Service Manual page 18

4-6
PIN ASSIGNMENT SPECIFICATION
PIN NO SYMBOL
1 P1.3/T1
2 P1.6/SCL
3 P1.7/SDA
4 P2.0/TPMW
5 P3.0/ADC0
6 P3.1/ADC1
7 P3.2/ADC2
8 P3.3/ADC3
9 VSSC/P
10 P0.5
11 P0.6
12 VSSA
13 SECPLL
14 VP2
15 DECDIG
16 PH2LF
17 PH1LF
18 GND3
19 DECBG
20 EWD
21 VDRB
22 VDRA
23 IFIN1
24 IFIN2
25 IREF
26 VSC
27 AGCOUT
28 SIFIN1/DVBIN1
29 SIFIN2/DVBIN2
30 GND2
31 SIFAGC/DVBAGCR
32 REFO/AMOUT/REFIN
Samsung Electronics
PIN FUNCTION
port 1.3 or Counter/Timer 1 input
port 1.6 or IIC-bus clock line
port 1.7 or IIC-bus data line
port 2.0 or Tuning PWM output
port 3.0 or ADC0 input
port 3.1 or ADC1 input
port 3.2 or ADC2 input
port 3.3 or ADC3 input
digital ground for m-Controller core and periphery
port 0.5(8mA current sinking capability for direct drive of LEDs)
port 0.6(8mA current sinking capability for direct drive of LEDs)
digital ground of TV-processor
SECAM PLL decoupling
2nd supply voltage TV-processor(+8V)
supply voltage decoupling of digital circuit of TV-processor
phase-2 filter
phase-1 filter
ground 3 for TV-processor
bandgap decoupling
East-West drive output
vertical drive B output
vertical drive A output
IF input 1
IF input 2
reference current input
vertical sawtooth capacitor
tuner AGC output
SIF input 1 / DVB input 1
SIF input 2 / DVB input 2
ground 2 for TV processor
narrow band PLL filter
Automatic Volume Leveling/subcarr reference output/sound IF
input/external reference signal input for I signal mixer for DVB
operation
Alignment and Adjustments
CHECK VOLTAGE
S-By P-On
4-7