Read Panasonic CQ-JH4380K Service Manual online
Pin
No.
Signal
Description
I/O
(V)
FM
AM
CD
94
(SIO)
L: input
O
-
-
-
95
NC
-
-
-
-
-
96
NC
-
-
-
-
-
97
PW-SCK
Power supply IC clock
output (H/L)
output (H/L)
O
0
0
0
98
PW-DATA Power supply IC data
output
O
0
0
0
99
PW-
LATCH
LATCH
Power supply IC data latch
signal output
signal output
O
5.0
5.0
5.1
100 PW-STBY
Power supply IC STBY
output
output
O
5.0
5.0
5.1
7.2. Display Block
IC901 YEAMLC75853
Pin No.
Name
Description
I/O
Volt (V)
1
(NC)
-
-
-
2
P.LED
LED Indicator Signal Output
O
0
3~40
S3~S40
LCD Segment
O
2.7
41
COM1
LCD Common
O
2.7
42
COM2
LCD Common
O
2.7
43
COM3
LCD Common
O
2.7
44~49 KS1~KS6
Key Data Output
O
5.3
50~54 K11~K15
Key Data Input
I
0
55
TEST
(Connect to Ground)
-
0
56
VDD
+5V Power Supply
-
5.3
57
VDD1
+5V Power Supply
-
3.5
58
VDD2
+5V Power Supply
-
1.8
59
VSS
(Connect to Ground)
-
0
60
OSC
CR Oscillator
-
3.9
61
DO
LCD Data Output
O
5.2
62
CE
Chip Enable
I
0.3
63
CLK
LCD Clock Input
I
0
64
DI
LCD Data Input
I
0
7.3. CD Deck Block
IC201 : C2BBFD000410
Pin
No.
Port
Description
I/O
(V)
1
P50 RFOK
D63712 RFOK Signal
I
3.4
2
P51/RST
D63712 /RST Signal
O
3.4
3
P52 A0
D63712 A0 Signal
O
2.9
4
P53/STB
D63712 /STB Signal
O
3.3
5
P54 XEN
D63712 /XTALEN Signal
O
0
6
P55 8/12cm
0:12cm 1:8cm
I
3.4
7
P56 HOLD
0:Wound vibration(Defect Hold) 1:
Normal (No Defect Hold)
Normal (No Defect Hold)
I
3.4
8
P57
Mute (H:Mute ON)
O
-
9
VSS0
-
-
-
10
VDD0
-
-
-
11
SI31
Pana Bus SI
I
3.4
12
SO31
Pana Bus SO
O
1.8
13
SCK31
Pana Bus SCK
I
3.4
14
SI SI30
D63712 SI
I
0
15
SO SO30
D63712 SO
O
1.8
16
SCK/SCK30
D63712 SCK
O
3.2
17
P23 SW2
SW2
I
3.4
18
P24 SW5
SW5
I
3.4
19
P25 SW4
SW4
I
0
20
VDD1
-
-
-
21
AVSS
-
-
-
22
Q1 ANI3
SW1
I
2.6
23
Q3 ANI12
SW3
I
1.7
24
Q6ANI1
SW6
I
2.1
25
SDI ANI0
Input of thread
I
3.4
26
AVREF
-
-
-
27
AVDD
-
-
-
28
/RESET
-
-
-
29
XT2
-
-
-
30
XT1
-
-
-
31
IC/VPP
-
-
-
32
X2
-
-
-
33
X1
-
-
-
34
VSS1
-
-
-
35
INTP0
D63712 SUBQ/CD TextInt
I
0
36
INTQ INTP1
-
I
0
37
CDON INTP2
Operation mode (H: Power supply
ON)
ON)
I
3.1
38
P03 RMUTE
TEST
I
0
39
P70 LMUTE
TEST
I
0
40
P71 IFR
TEST PORT(P TP40)
O
0
41
TO50 SD0A
Stepping motor drive PWM output
O
0
42
TO51 SD0B
Stepping motor drive PWM output
O
0
43
P74 SW1
SW1 level control (at CD TEXT
data sent)
data sent)
I/O
3.4
44
P75
H (lighting): SLEEP/DISC no L
(turning off): DISC clamping
(turning off): DISC clamping
I/O
3.4
45
P40
TEST PORT(P TP45)
O
0
46
P41 MASHON D63712 sending control
O
3.4
47
P42 LOCK
D63712 LOCK signal
I
3.4
48
P43 LOD2
-
-
-
49
P44 LOD1
Loading motor control terminal 1
O
1.9
50
P45
STB12(SLED)
STB12(SLED)
Driver
power
supply
MUTE
(thread output) control
O
0
51
P46
STB6(LOAD)
STB6(LOAD)
Driver power supply MUTE (LOAD
output) control
output) control
O
0
52
P47 STB345
Driver
power
supply
MUTE
(FO/TE output) control
O
3.4
8
HONDA / CQ-JH4380K
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