Panasonic CQ-C700U Service Manual page 6

4.1.2. Display Block
IC900:YEAMB90488BP
Ref Part No. Part Name & Description
No.
1 P22/A18 A18 in Address bus
2 P23/A19 A19 in Address bus
3 P24/A20/PPG0 A20 in Address bus
4 P25/A21/PPG1 NC
5 P26/A22/PPG2 LED_G Control
6 P27/A23/PPG3 LED_B Control
7 P30/A00/AIN0 LCD driver data command
distinction terminal
8 P31/A01/BIN0 A0 in Address bus
9 VSS GND
10 P32/A02/ZIN0 A1 in Address bus
11 P33/A03/AIN1 A2 in Address bus
12 P34/A04/BIN1 A3 in Address bus
13 P35/A05/ZIN1 A4 in Address bus
14 P36/A06/PWC0 A5 in Address bus
15 P37/A07/PWC1 A6 in Address bus
16 P40/A08/SIN2 A7 in Address bus
17 P41/A09/SOT2 A8 in Address bus
18 P42/A10/SCK2 A9 in Address bus
19 P43/A11/MT00 A10 in Address bus
20 P44/A12/MT01 A11 in Address bus
21 VCC +3.3v power supply
22 P45/A13/EXTC A12 in Address bus
23 P46/A14/OUT4 A13 in Address bus
24 P57/A15/OUT5 A14 in Address bus
25 P70/SIN0 Serial data from Main CPU
or Flash writer
26 P71/SOT0 Serial data from Main CPU
or Flash writer
27 P71/SCK0 External Flash rewriting
switch
28 P73/TIN0 NC
29 P74/TOT0 Flash reset
30 P75/PWC2 Key scan 1
31 P76/SCL NC
32 P77/SDA NC
33 AVCC +3.3 Power supply
34 AVRH +3.3 Power supply
35 AVSS/AVRL GND
36 P60/AN0 Key matrix setting
37 P61/AN1 Key scan 2
38 P62/AN2 Key scan 3
39 P63/AN3 NC
40 VSS GND
41 P64/AN4 Key-in return 5
42 P65/AN5 Key-in return 4
43 P66/AN6 Key-in return 3
44 P67/AN7 Key-in return 2
45 P80/IRQ0 NC
46 P81/IRQ1 NC
47 MD0 MODE SET 0
48 MD1 MODE SET 1
49 MD2 MODE SET 2
50 P82/IRQ2 NC
51 P83/IRQ3 Volume-up detection from
Rotary encoder
52 P84/IRQ4 Volume-down detection from
Rotary encoder
53 P85/IRQ5 NC
54 P86/IRQ6 NC
55 P87/IRQ7 NC
56 P90/SIN1/CS0 NC
57 P91/SOT1/CS1 NC
58 P92/SCK1/CS2 chip enable for Flash mem-
ory
59 P93/FRCK/ LCD chip select
ADTG/CS3
60 PN94/PPG4 LED_R Control
61 PN95/PPG5 NC
62 P96/IN0 NC
Ref Part No.
No.
63 P97/IN1
64 PA0/OUT0
65 PA1/OUT1
I/O V
66 PA2/OUT2
67 PA3/OUT3
O 3.5
68 P50/ALE
O 3.5
69 P51/RDX
O 3.5
O -
70 P52/WRLX
O 0.7
71 P53/WRHX
O 0.7
72 P54/HRQ
O 3.5
73 P55/HAKX
74 P56/RDY
O 3.5
-- 0
75 RSTX
O 3.5
76 P57/CLK
O 3.5
77 X1A
O 3.5
78 X0A
O 3.5
79 VSS
O 3.5
80 X0
O 0
81 X1
O 3.5
82 VCC
O 0
83 P00/AD00/D00
O 0
84 P01/AD01/D01
O 3.5
85 P02/AD02/D02
O 3.5
86 P03/AD03/D03
-- 3.5
87 P04/AD04/D04
O 3.2
88 P05/AD05/D05
O 3.2
89 P06/AD06/D06
O 3.2
90 P07/AD07/D07
? 3.2
91 P08/AD08/D08
92 P09/AD09/D09
O 3.5
93 P10/AD10/D10
94 P11/AD11/D11
I 3.5
95 P12/AD12/D12
O -
96 P13/AD13/D13
O 3.5
97 P14/AD14/D14
I 0
98 P15/AD15/D15
O -
99 P20/A16
O -
100 P21/A17
-- 3.5
-- 3.5
-- 0
4.1.3.
I 3.5
IC101:MN6627971UC
I 0
I 0
O -
Ref Part No.
-- 0
No.
I 0
1 P96
I 0
2 P95
I 0
3 P94
I 0
4 P93
I 0
5 P92
I 3.8
6 P91
I 3.5
7 P90
I 3.5
8 P87
I 0
9 P86
O -
10 P85
I 3.2
11 P84
12 NPWDOWN
I 3.2
13 DVSS3
O - 14 SRAMVDD
15 REGOUT
O -
O - 16 REGVDD
17 REGON2
O -
18 P83
O -
O 3.5 19 P82
20 P81
O 3.5
21 P80
22 P34
O 0.7
23 P35
O -
24 P36
O -
25 P37
6
Part Name & Description
NC
Power control for LCD
NC
NC
NC
NC
output enable for Flash
memory
Write strobe for LCD
Write enable
NC
Reset for LCD
Ready/Busy from Flash mem-
ory
RESET
NC
NC
NC
GND
System clock (12.5MHZ)
System clock (12.5MHZ)
+3.3 Power supply
D0 in Address bus
D1 in Address bus
D2 in Address bus
D3 in Address bus
D4 in Address bus
D5 in Address bus
D6 in Address bus
D7 in Address bus
D8 in Address bus
D9 in Address bus
D10 in Address bus
D11 in Address bus
D12 in Address bus
D13 in Address bus
D14 in Address bus
D15 in Address bus
A15 in Address bus
A16 in Address bus
CD Servo Block
Part Name & Description
SW1
RESET_SW
LD-MON
TEST1
TEST2
TEST3
TEST4
MON1
MON0
CDMUT
N.C.
NPWDOWN
DVSS3
SRAMVDD
REGOUT
REGVDD
REGON2
N.C.
NPWDOWN
N.C.
SEQIN
DI/DO
SK
CS
N.C.
I/O V
O -
O 3.5
O -
O -
O -
O -
O 3.4
O 3.4
O 3.4
O -
O 3.4
I 3.4
I 3.5
O -
O -
I -
-- 0
I 3.2
O 3.2
-- 3.5
I 3.8
I 3.8
I 3.8
I 3.8
I 3.8
I 3.8
I 3.8
I 3.8
I/O 3.8
I/O 3.8
I/O 3.8
I/O 3.8
I/O 3.8
I/O 3.8
I/O 3.8
I/O 3.8
O 3.8
O 3.8
Play(V) Stop(V)
0.2 0.2
3.3 3.3
2.1 2.2
0 0
0 0
0 0
0 0
- -
- -
0 3.3
- -
1.2 1.2
0 0
1.5 1.5
1.5 1.5
3.3 3.3
3.3 3.3
- -
3.3 3.3
- -
0 0
0 0
0 0
0 0
0 0