JVC AV-32S565 Series, Руководство по обслуживанию, Страница: 6 / 119

(No.YA093)1-5
2.3 TECHNICAL INFORMATION
2.3.1 MAIN MICRO COMPUTER (CPU) FUNCTION
Pin No. Pin name I/O Function Pin No. Pin name I/O Function
1 BS_RXD - Not used 43 P74 - Not used
2 /MICON_V I V. sync for OSD 44 ON_TIM - Not used
3 LB_PRO I Low B protect detection [Detect: H] 45 SBO0 - Not used
4 NC - Not used 46 SBD0 - Not used
5 /RST I CPU reset [Reset: L] 47 SBT1 I Use for on board writing [for factory]
6 FORMAT_EDGE O NC 48 TS_PC_DET - Not used
7 /TEST O Operation test for CPU 49 SRQ - Not used
8 OSD_YS I Ys (blanking) for OSD 50 BS1.5CTL - Not used
9 SDA4 I/O Data for Inter IC control (for DIST) 51 EE_ABL - Not used
10 SYNCSEL O Not used 52 ABL/ACL O ABL/ACL control
11 A_MU O Audio muting [Muting: H] 53 CHROMA I Not used
12 /MICON_H O H. sync for OSD 54 DC_COTL I Black level DC reproduce control
13 M_MU O NC 55 FMT1 - Not used
14 OSDXI O Keep for OSD oscillation 56 FMT2 - Not used
15 OSDXO O Keep for OSD oscillation 57 AFC_1 I Sub AFT voltage
16 SDA2 I/O Data for Inter IC control (for MTS) 58 /LOB_POW O Low B power control [Power on: L]
17 AC_IN I AC(60Hz) for timer clock 59 COMPLINK I/O AV compulink lll control
18 SCL2 O Clock for Inter IC control (for MTS) 60 /POWERGOOD I Power condition check
19 TU_POW - Not used 61 /MECA_ON O Power SW interrupt [Pushing:L]
20 VCOI I LPF 62 /MAIN_POW I Main power control [Power on: L]
21 PDO I LPF 63 NC - Not used
22 /IP_RESET I Reset for DIST [Reset: L] 64 /B1_POW O B1 power control [Power on: L]
23 OSD_YM I YM (transparence) for OSD 65 C/N I Main AFT voltage
24 OSD_B O Blue for OSD 66 X_RAY_M I X-ray protect detection [Protect: 0.7V]
25 POWER_LED O Lighting for POWER LED [Lighting: H] 67 EE_CDS - Not used
26 OSD_G O Green for OSD 68 KEY2 I/O Key scan for front key (CH+ Vol-/+)
27 OSD_R O Red for OSD 69 KEY1 O Key scan for front key (Menu CH-)
28 VREF I Reference voltage for OSD 70 SCL1 O Clock for Inter IC control (for Memory)
29 IP_ERR I AMDP program load error detection [Detect: L ] 71 SDA1 I/O Data for Inter IC control (for Memory)
30 IREF O Reference current for OSD 72 REMO I Remote control [No input: H]
31 COMP O Phase adjust for OSD 73 POW_DET - Not used
32 AVDD I +3.3V 74 VSS - GND
33 CLL O For low clamp level 75 OSC2 O System clock oscillation (4MHz)
34 VREFLS I Reference voltage in for sub CCD 76 OSC1 I System clock oscillation (4MHz)
35 SUB_CCD I Composite video for sub CCD 77 VDD I +3.3V
36 NC - Not used 78 SCL0 O Clock for Inter IC control (for Generally)
37 VSS - GND 79 VOUTENB - Not used
38 MAIN_CCD O Composite video for main CCD 80 SDA0 I/O Data for Inter IC control (for Generally)
39 VREFHS O Reference voltage for main CCD 81 P57 - Not used
40 CLH O For high clamp level 82 BS_TXD - Not used
41 VDD/VPP I +3.3V 83 BS_TXD - Not used
42 SCL4 O Clock for Inter IC control (for DIST) 84 P_MUTE O Picture muting [Muting: H]