Philips 20MC4206/37, Service Manual

Page: 60 / 79

1-14-1 T8201PIN
IC PIN FUNCTION DESCRIPTIONS
IC1201 (TV Micro Controller)
Pin
No.
Signal Name Function
1 GND GND
2 NU Not Used
3 NU Not Used
4 TEST1 TEST 1
5 GND GND
6 TIMER+5V Vcc
7 TEST0 TEST 0
8 FILT Filter
9 HLF Horizontal Filter
10 VHOLD Vertical Hold
11 CVIN Composite Video Signal Input
12 RESET Reset
13 NU Not Used
14 CVOUT
Composite Video Signal
Output
15 GND GND
16 XTAL Crystal Oscillation(3.58MHz)
17 C-APC Chrominance APC
18 +5V-CTRL
+5V Regulator Control Signal
Output
19 NU Not Used
20 NU GND
21 AUX2(L)-IN AUX Audio L Input
22 VCC Vcc
23 GND GND
24 CVBS2-IN
Composite Video Signal 2
Input
25 NU GND
26 CVBS1-IN
Composite Video Signal 1
Input
27
AUDIO MONO -
IN
Tuner Audio Input
28 +5V-CTRL
+5V Regulator Control Signal
Output
29 C-IN
DVD Chrominance Signal
Input
30 Y-IN DVD Luminance Signal Input
31 +9V-CTRL
+9V Regulator Control Signal
Output
32 FSC OUT Clock Output
33 NU Not Used
34
AUDIO ATT(L) -
OUT
Audio L Output
35 NU Not Used
36 NU GND
37 V RAMP F/B Vertical Ramp Feed Back
38 V RAMP OUT Vertical Ramp Output
39 V RAMP CAP Vertical Ramp Capacitor
40 +8V-CTRL
+8V Regulator Control Signal
Output
41
AUDIO ATT(R)-
OUT
Audio R Output
42 H VCO F/B Horizontal Vco Feed Back
43 AFC FILT Horizontal AFC Filter
44 GND GND
45 FBP IN Flyback Pulse Input
46 H-OUT Horizontal Pulse Output
47 VCC Vcc
48 VCC Vcc
49 VCC Vcc
50 R OUT Red Signal Output
51 G OUT Green Signal Output
52 B OUT Blue Signal Output
53 ACL Automatic Contrast Limiter
54 NU Not Used
55
DVD-MAIN-
POWER Power On Signal at High for
DVD
56 SDA Serial Data
57 I2C-OPEN Chip Select
58 SCL Serial Clock
59 CS DVD Interface Chip Select
60 SDATA DVD Interface Serial Data
61 SCLK DVD Interface Serial Clock
62 VOLUME Volume Control Signal Output
63 REMOTE-OUT
Remote Control Signal
Output to DVD
64 NU Not Used
65 GND GND
66 KEY-0 Key Input 0
67 X-RAY X-RAY Protect
68
DVD-AUDIO-
MUTE
DVD Audio Mute Signal
69 AFT AFT Voltage Input
70 REMOTE-IN Remote Control Signal Input
71 NU Not Used
72 NU Not Used
Pin
No.
Signal Name Function