JVC I'Art Palette PD-42V475, Руководство по обслуживанию

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1-8 (No.YA099)
61 GND - GND
62 DIN_PH I Optical DET. out
63 ATSC_REC I Not used
64 YS1 I Not used
65 YS2 I Not used
66 3.3V I 3.3V
67 DIN_PRO O Digital-in voltage detection
[Detection : H]
68 NC O Not used
69 NC O Not used
70 NC O Not used
71 NC O Not used
72 NC O Not used
73 SBD5 I/O Flash writing for chassis CPU
74 SBT5 I Flash writing for chassis CPU
75 3.3V I 3.3V
76 NC I Not used
77 REMOCON I Remote control
78 V_SYNC I Vertical sync
79 WAKEUP_SHM I Sleep state release for chassis
CPU [Relese : L]
80 POWERGOOD I Power error detection [Detection : H]
81 REC_LED O Stand-by power LED control
[Stand-by :H]
82 RST I Chassis CPU reset [Reset : L]
83 3.3V I 3.3V
84 SCL3A O I
2
C bus clock (for 3D YC separation,
gamma correction / color
management / RGB process / OSD
composition, U / V frontend, HDMI
driver)
85 SDA3A I/O I
2
C bus data (for 3D YC separation,
gamma correction / color
management / RGB process / OSD
composition, U / V frontend, HDMI
driver)
86 SCL3B O I 2 C bus clock (for video / audio
select, color demod. / sync sep.,
3 line comb filter, component
video / audio select, sync sep. /
SW / detect, MTS demod. /
surround / audio control)
87 SDA3B I/O I
2
C bus data (for video / audio
select, color demod. / sync sep.,
3 line comb filter, component
video / audio select, sync sep. /
SW / detect, MTS demod. /
surround / audio control)
88 DIN_sel O Not used
89 LR_SW O Digital-in control
90 DIN_INT O Digital-in reset [Reset : H]
91 DVI_RST O Not used
92 GND - GND
93 SCL5055 O I
2
C bus clock (for DIST)
94 NC O Not used
95 SDA5055 I/O I
2
C bus data (for DIST)
96 NC O Not used
97 NC O Not used
98 15K/OTH O Y signal select for 3D YC separation
[525i : H / other : L]
99 DsyncSW1 O Not used
100 JCC5057_BUSY I Busy for gamma correction / color
management / RGB process / OSD
composition [Busy : H]
Pin name I/O Function
Pin
No.
Pin name I/O Function
Pin
No.
2.3.2 CHASSIS CPU [DIGITAL SIGNAL PWB : IC7001] PIN FUNCTION
1 NC O Not used
2 P_MU O Video muting [Muting : H]
3 FUNC_LED O Not used
4 A_MU O Audio muting [Muting : H]
5 M_MU O Not used
6 PC_SW O PC input select [ON : H]
7 DIMMER_LED O Power LED dimmer control
[Low dimmer : L]
8 NC O Not used
9 NC O Not used
10 NC O Not used
11 POW_LED O Power LED control [ON : H]
12 WORD O Programming control
13 SBT2 I Clock for main CPU communication
14 SBI2 I Data receive for main CPU
communication
15 SBO2 O Data transmission for main CPU
communication
16 REQ O Request for main CPU
communication
17 3.3V I 3.3V
18 NC O Not used
19 GND - GND
20 3.3V I 3.3V
21 NC O Not used
22 3.3V I 3.3V
23 OSCI I 16MHz for system clock
24 OSCO O 16MHz for system clock
25 3.3V I 3.3v
26 NC O Not used
27 A92_RST O 3D YC separation reset [Reset : L]
28 NC O Not used
29 LIP_RST O Not used
30 NC O Not used
31 NC I Not used
32 NC O Not used
33 MDR_CON I Not used
34 3.3V I 3.3V
35 NC O Not used
36 DsyncSW2 O Digital sync signal select
[Digital sync : L]
37 NC O Not used
38 NC O Not used
39 HOTPLUG I Not used
40 MECA_SW I Power switch monitor [ON : L]
41 MAIN_POW O Main power control [ON : L]
42 VARI / FIX O Audio out select [VARI : L / FIX : H]
43 0V - GND
44 NC I Not used
45 AFT1 I AFT detection [Detection : H]
46 NC I Not used
47 NC I Not used
48 NC O Not used
49 NC O Not used
50 NC I Not used
51 NC O Not used
52 NC I Not used
53 NC O Not used
54 3.3V I 3.3V
55 PDP_TX O PDP communication for panel CPU
56 PDP_RX I PDP communication for panel CPU
57 SDA0 I/O I
2
C bus data (for chassis memory)
58 SCL0 O I
2
C bus clock (for chassis memory)
59 SDA_DVI I/O Not used
60 SCL_DVI I/O Not used