Ic Pin Function Descriptions - iLO CR320IL8 A Service Manual

IC PIN FUNCTION DESCRIPTIONS

IC301 (TV Micro Controller)
Pin
Signal Name
No.
1 RCV-IN Remote Control Signal Input
2 VOLUME Volume Control Signal Output
3 DTV-H DTV On Signal at High
4 P-ON-H Power On Signal at High
5 RESET Reset
6 NU Not Used
7 ACL Automatic Contrast Limiter
8 PROTECT-3 Power Supply Protection 3
9 AUDIO-MUTE2 Audio Mute 2 Signal Output
10 AUDIO-MUTE1 Audio Mute 1 Signal Output
11 DTV-ON-H2 DTV On Signal 2 at High
12 AFT-IN AFT Voltage Input
13 DEF-VCC DEF VCC(+8V)
14 VRAMP+ Vertical Ramp+
15 NU Not Used
16 AFC1-FIL Horizontal AFC1 Filter
17 DEF-VCC DEF VCC(+5.0V)
18 HOUT Horizontal Pulse Output
19 FBP-IN Flyback Pulse Input
20 GND GND
21 C-APC Chrominance APC
22 XTAL Crystal Oscillation(3.58MHz)
23 GND Chrominance GND
24 NU Not Used
25 EW-OUT EW-OUT
26 NU Not Used
27 NU Not Used
+8.7V Regulator Control Signal
28 +8.7V-CTRL
Output
Composite Video Signal 2
29 CVBS2-IN
Input
30 VCC(+5V) Chrominance VCC(+5.0V)
Composite Video Signal 1
31 CVBS1-IN
Input
32 NU Not Used
Component Video Cr Signal
33 Cr1-IN[YUV]
Input
Component Video Cb Signal
34 Cb1-IN[YUV]
Input
Component Video Y Signal
35 Y1-IN[YUV]
Input
Function
11-1
Pin
Signal Name
No.
+2.5V Regulator Control Signal
36 +2.5V-CTRL
Output
37 C-IN[YC] Chrominance Signal Input
38 Y-IN[YC] Luminance Signal Input
39 NU Not Used
40 Cb2-IN[YUV] DTV Cb Signal Input
41 Cr2-IN[YUV] DTV Cr Signal Input
42 Y2-IN[YUV] DTV Y Signal Input
43 NU Not Used
44 VCC(+9V) VREG VCC
Composite Video Signal 3
45 CVBS3-IN
Input
46 NU Not Used
47 FSC-OUT Clock Output
48 VCC(+8V) HI VCC(+8V)
49 R-OUT Red Signal Output
50 G-OUT Green Signal Output
51 B-OUT Blue Signal Output
52 ANALOG-VCC Analog VCC(3.3V)
53 VRT Vref Top
54 NU Not Used
55 VRB Vref Bottom
56 RAMPFIL Ramp Filter
57 GND Analog GND
58 VRAMP-C Vertical Ramp Capacitor
59 GND Sub GND
60 PROTECT-2 Power Supply Protection 2
61 DTV-PROTECT DTV Power Supply Protection
62 INPUT1 Input Select 1 Signal Output
63 INPUT0 Input Select 0 Signal Output
64 DTV-S-RESET DTV Reset
65 NU Not Used
66 VDD(+3.3V) +3.3V DIGI VDD
67 DTV-S-SREQ DTV Serial Request
68 DTV-S-SCLK DTV Serial Clock
69 GND GND
70 DTV-S-SIN DTV Serial Data In
71 VDD(+1.8V) +1.8V DIGI VDD
72 DTV-S-SOUT DTV Serial Data Out
73 KEY-IN1 Key Input 1
74 PROTECT-1 Power Supply Protection 1
75 DG-ON-H Degaussing Coil Control Signal
Function
P71D0PIN