Panasonic CQ-C7353W, Руководство по обслуживанию

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6
4.1.2. Display Block
IC900 ： C2CBYY000150
88 ILL SENS Pulled up to H - 5 5 5
89 NC Not connected - - - -
90 EP DO EPROM comuni. data
input O/I 0 0 0
91 NC Not connected - - - -
92 NC Not connected - - - -
93 SUB RESET Reset for display CPU O 4.9 5 4.9
94 DISPM CONT 5V power control for
Display O 0 0 0
95 NC Not connected - - - -
96 NC Not connected - - - -
97 NC Not connected - - - -
98 S LED Security LED drive O 0 0 5
99 ANT CONT Power control for
antenna motor O 5.2 5.2 5.2
100 NC Not connected - - - -
Pin
No.
Port Description I/O (V)
1 A18 A18 in Address bus O 1.5
2 A19 A19 in Address bus O 1.7
3 A20 A20 in Address bus O 1.3
4 A21 Not connected - -
5 A22 Not connected - -
6 A23 Not connected - -
7 A0 A0 in address bus for LCD O 1.3
8 A1 A1 in Address bus O 0.3
9 VSS GND - -
10 A2 A2 in Address bus O 0.4
11 A3 A3 in Address bus O 0.4
12 A4 A4 in Address bus O 0.4
13 A5 A5 in Address bus O 1.3
14 A6 A6 in Address bus O 0.4
15 A7 A7 in Address bus O 0
16 A8 A8 in Address bus O 1.3
17 A9 A9 in Address bus O 0
18 A10 A10 in Address bus O 0
19 A11 A11 in Address bus O 1.5
20 A12 A12 in Address bus O 1.7
21 VCC +3.3V Power supply - 3.5
22 A13 A13 in Address bus O 1.4
23 A14 A14 in Address bus O 1.5
24 A15 A15 in Address bus O 1.7
25 SIN0 Serial data from Main CPU or Flash
writer I 0.5
26 SOT0 Serial data to Main CPU or Flash writer O 1.8
27 SCK0 Serial clock for Flash writer I 3.5
28 NC Not connected - -
29 FRASH
RESET
Reset for Flash memory O 3.5
30 KS1 Key scan 1 O 0
31 NC Not connected - -
32 NC Not connected - -
33 AVCC +3.3V Power supply - 3.5
34 AVRH +3.3V Power supply - 3.5
35 AVSS/
AVRL
GND - -
36 TH
DETECT
Pulled up to H - 1.3
37 KS2 Key scan 2 O 0
38 KS3 Key scan 3 O 0
39 NC Not connected - -
40 VSS GND - -
Pin
No.
Port Description I/O FM AM CD
41 KI5 Key-in return 5 I 0
42 KI4 Key-in return 4 I 0
43 KI3 Key-in return 3 I 0
44 KI2 Key-in return 2 I 0
45 NC Pulled down to L - 0
46 NC Pulled up to H - 3.5
47 MD0 Operating mode control 0 from Flash
writer I 3.5
48 MD1 Operating mode control 1: pulled up to
H - 3.5
49 MD2 Operating mode control 2 from Flash
writer I 0
50 NC Not connected - -
51 ROTARY 1 Volume-up detection from Rotary
encoder
I 2.5
52 ROTARY 2 Volume-down detection from Rotary
encoder
I 2.5
53 NC Not connected - -
54 NC Not connected - -
55 NC Not connected - -
56 NC Not connected - -
57 NC Not connected - -
58 FLASH CE Chip enable for Flash memory O 3.4
59 LCD CS LCD chip select O 3.4
60 NC Not connected - -
61 NC Not connected - -
62 NC Not connected - -
63 NC Not connected - -
64 VLCD
CONT
Power control for LCD O 3.4
65 NC Not connected - -
66 NC Not connected - -
67 NC Not connected - -
68 NC Not connected - -
69 OE/RD Output enable for Flash memory or
Read strobe for LCD O 3.4
70 LCD WR Write strobe for LCD O 3.4
71 FLASH WE Write enable for Flash memory O 3.4
72 NC Not connected - -
73 LCD
RESET
Reset for LCD O 3.4
74 FLASH RY/
BY
Ready/Busy from Flash memory I 3.4
75 RST Reset I 3.5
76 NC Not connected - -
77 NC Not connected - -
78 X0A GND - -
79 VSS GND - -
80 X0 System clock (12.5MHz) I 1.3
81 X1 System clock (12.5MHz) O 1.5
82 VCC +3.3V Power supply - 3.5
83 D0 D0 in Data bus I/O 0.9
84 D1 D0 in Data bus I/O 0.9
85 D2 D0 in Data bus I/O 1.1
86 D3 D0 in Data bus I/O 0.9
87 D4 D0 in Data bus I/O 1
88 D5 D0 in Data bus I/O 1.1
89 D6 D0 in Data bus I/O 1.1
90 D7 D0 in Data bus I/O 0.9
91 D8 D0 in Data bus I/O 0.9
92 D9 D0 in Data bus I/O 0.9
93 D10 D0 in Data bus I/O 0.9
94 D11 D0 in Data bus I/O 0.5
95 D12 D0 in Data bus I/O 0.9
96 D13 D0 in Data bus I/O 0.7
97 D14 D0 in Data bus I/O 0.7
98 D15 D0 in Data bus I/O 0.7
Pin
No.
Port Description I/O (V)