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

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1-10 (No.YA099)
1 SYSTEM0 I PDP size select
[1.75V : 42V VGA 3.25V : 35V VGA]
2 SYSTEM3 I PDP maker select
[0V : SAMSUNG 3.25V : NEC]
3 AVCC I 5.0V
4 X2 - Not used
5 X1 - GND
6 VCL - GND
7 RES I Reset [Reset : L]
8 TEST I GND
9 VSS - GND
10 OSC2 O 16MHz for system clock
11 OSC1 I 16MHz for system clock
12 VCC I 5.0V
13 PW_LOB O Power control [ON : L]
14 PANEL_PW_ON O Panel power control [ON : L]
15 TALK_RST
O Not used
16 CODEC_RST O Not used
17 I2C_STOP O I
2
C bus stop control [Stop : L]
18 NC O Not used
19 NC O Not used
20 NC O Not used
21 NC O Not used
22 NC O Not used
23 SDA1 I/O I 2 C bus data (for panel memory)
24 FAN O Not used
25 SCL1 O I
2
C bus clock (for panel memory)
26 SDA0 I/O I
2
C bus data (for BBE / surround /
audio control, temp. sensor)
27 SCL0 O I
2
C bus clock (for BBE / surround /
audio control, temp. sensor)
28 SDA2 I/O I
2
C bus data (for PDP communication)
29 SCL2 O I 2 C bus clock (for PDP communication)
30 NC O Not used
31 SDA3 I/O Not used
32 SCL3 O Not used
33 NC O Not used
34 NC O Not used
35 NMI I Port for writing on board control
[Writing : L]
36 A_MU O Audio muting [Muting : H]
37 (HD) I Not used
38 ON_TIMMER O Not used
39 REMO I Not used
40 POWERLED O Not used
41 P85 I Emulator connection / Port for
writing on board [Writing : H]
42 P86 I Emulator connection
43 P87 I Emulator connection
44 SCK3 O Port for writing on board
45 RXD I Port for writing on board
46 TXD O Port for writing on board
47 AC_DET I AC power frequency detection
[Detection : H]
48 NC O Not used
49 RXD2 I Data receive for main CPU
communication
50 TXD2 O Data transmision for main CPU
communication
51 NC O Not used
52 MECA_SW I Not used
53 VD I Vertical sync
54 REC_DET I Not used
2.3.4 PANEL CPU [INTERFACE PWB : IC807] PIN FUNCTION
Pin name I/O Function
Pin
No.
Pin name I/O Function
Pin
No.
55 I2C_READY I PDP I 2 C communication select
[Prohibition : L Permission : H]
56 FAN_LOCK I Not used
57 SYSTEM2 I Not used
58 SYSTEM 1 I Not used
59 THEM_DET I Temp. sensor detection [Detection : H]
60 (AMP_PRO2) - GND
61 AMP_PRO1 I Not used
62 EE_CDS I Not used
63 KEY_IN1 I Not used
64 KEY_IN2 I Not used