-7-
CPU Port Functions
Pin No. Function Name Function IN/OUT
1 RC IN RC signal input IN
2 RESET Reset input IN
3 50/60 50/60Hz output (50Hz=H) OUT
4 H-BLK H-Blank OUT
5V-BLK V-Blank OUT
6AV SW2 Option SW2 OUT
7AV SW1 Option SW1 OUT
8 KEY IN Key switch signal input IN
9 H-P Headphone mute (not used) OUT
10 RELAY To operate degauss circuit OUT
11 PROTECT Power failure detect IN
12 HP-mode Headphone mute OUT
13 BBE BBE ON/OFF OUT
14 W-P White enable OUT
15 B-OUT Blue output OUT
16 G-OUT Green output OUT
17 R-OUT Red output OUT
18 FB-OUT Fast blanking output OUT
19 SDA SDA IN/OUT
20 SCL SCL OUT
21 VDD VDD --
22 JDTO Not used --
23 N.C. Not used --
24 Vpp Not used --
25 AVDD3 Analog VDD of PLL --
26 TEST0 Test pin --
27 MCFM Test pin --
28 JTCK Test pin --
29 TXCF Analog pin for the --
Teletext slicerline PLL
30 CVBSO Not used --
31 AVDD2 Analog power supplies --
32 JTMS Not used --
33 CVBS2 Video input (H.F) IN
34 CVBS1 Video input (L.F) IN
35 AGND Analog circuit ground --
36 GND Digital circuit ground --
37 JTRSTO Test pin --
38 PXFM Analog pin for the Display --
Pixel Frequency Multiplier
39 AVDD Analog power supplies --
40 H-SYNC Horizontal Sync input IN
41 V-SYNC Vertical Sync input IN
42 ACK Answer for status OUT
43 STATUS Request for Bus open IN
44 IGNOA RGB on/off switch OUT
45 AMP-MUTE Sound mute on/off switch OUT
46 L/L’ L/L’ switch OUT
Pin No. Function Name Function IN/OUT
47 LED2 Brightness control of LED OUT
48 S-VIDEO SW S-video switch OUT
49 H-Phase H-Phase (not used) OUT
50 OSC OUT Oscillator (output) OUT
51 OSC IN Oscillator (input) IN
52 RF AGC RF Auto gain control IN
53 PITTARI PITTARI switch OUT
54 POWER TV power on/off switch OUT
55 8PIN (SC2) AV input detect IN
56 8PIN (SC1) AV input detect IN
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