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10 TERMINALS DESCRIPTION
10.1. Main Block
IC601 : C2CBKG000034
Pin
Port
Description
No.
1
PANEL OPEN Panel open detection
2
PANEL
Panel close detection
CLOSE
3
SUBM CNT
3.3V power control for
Display
4
BATT
Battery power check
5
ACC
Acc. power check
6
SDA
Serial data for electronic
volume
7
SCLK
Serial clock for electronic
volume
8
CD MUTE
Signal mute from CD deck
9
Vss
GND
10 ST
FM stereo detection
11 PLL DI (MO)
Serial data to PLL
12 PLL DO (MI)
Serial data from PLL
13 PLL CLK
Serial clock for PLL
14 PLL CE
Chip enable for PLL
15 CD RESET
Reset for CD deck
16 SUB SI
Serial data to Display CPU O
17 CD IN
Disc-in detection
18 SUB SO
Serial data from Display
CPU
19 CH DATA/ UP
XM SO/UP SO Serial data
SO
from Changer
20 CH CLK/ UP
Serial clock for Changer or
CLK
Flash writer
21 Vdd
+5V power supply
22 XM SI (MO)/
Serial data to Satellite or
UP SI
Flash writer
23 CD SI (MO)
Serial data to CD deck
24 CD SCLK
Serial clock for CD deck
25 CONDENSOR Capacitor connection for
power
26 CD SO (MI)
Serial data from CD deck
27 CH STB
Strobe from Changer
28 CH REM OUT Remote control codes to
Changer
29 DECK V
Power control for CD deck
CONT
30 REMO INT
Interrupt for remote control
31 CD FS
Frame sync. for CD deck
32 Avdd
+5V power supply
33 AVREF
+5V power supply
34 AVGND
GND
35 AVSS
GND
36 SD
FM/AM signal level meter
37 INIT A
Model setting A by voltage
level
38 INIT B
Model setting B by voltage
level
39 A IN
Spectrum analyzer data
40 Vss
GND
41 SYS ID1
Hub connection device
detection ID 1
42 SYS ID2
Hub connection device
detection ID 2
43 HUB EVENT
Bluetooth incoming
detection
44 HUB CNT
Request of hub
connection check
45 CD SW1
Disc detection switch 1
46 CD SW2
Disc detection switch 2
Pin
No.
47 MOD0
(I/O
(V)
)
FM AM CD
48 MOD1
I
0
5.2 5.2
49 MOD2
I
0
0
5.2
50 H STANDBY
O
5.0
-
-
51 DCDC CONT
I
4.8 5.0 5.0
52 FP MOTOR1
I
4.8 5.0 5.0
I/O 4.9 4.9 4.9
53 FP MOTOR2
O
4.9 4.9 4.9
54 V CONT1
I
5.0 5.0 5.0
55 REMO 1
-
0
0
0
56 SA CLK
I
5.1 5.2 5.2
57 EXT MUTE
O
0.6
0
0
58 AMP CONT
I
5.2 5.2 5.2
O
4.9 4.9 4.9
59 BZ OUT
O
0
0
0
60 OEL VCONT
O
4.9 4.9 4.9
61 WOW MODE1 SRS WOW mode 1
0.6 0.6 0.8
I
5.0 5.0 5.0
62 WOW MODE2 SRS WOW mode 2
I
4.4 4.4 4.4
63 WOW MODE3 SRS WOW mode 3
I
1.6 1.6 1.6
64 DIM1
I
4.9 4.9 4.9
65 DIM2
66 MAIN CNT2
-
4.9 4.9 4.9
67 SRC KEY
O
0
0
0
68 PANEL IN
O
0
0
0
69 NC
I/O
0
0.4
0
70 NC
-
3.3 3.3 3.3
71 NC
72 MAIN CONT
I
0
0
0
73 INV CONT
I
0
0
0
74 AF MUTE
O
4.9 4.9 0.4
75 RESET
76 FOCUS ELV
O
4.9 4.9 4.9
77 X1A
I
3.7 3.7 3.7
78 X0A
O
-
-
-
79 Vss
-
5.1 5.1 5.1
80 X1
-
5.1 5.1 5.1
81 X2
-
0
0
0
82 Vdd
-
0
0
0
83 P00
I
0.2
0
0.3
84 P01
I
0
0
0
85 OFFSET DET Audio clipping level
I
0
0
0
86 STBY
I
0
0
0
87 MUTE
-
0
0
0
88 ILL SENS
I
0
0
0
89 NC
I
5.2 5.2 5.2
90 NC
91 NC
I
5.2 5.2 5.2
92 NC
93 SUB RESET
O
0
0
0
94 DISPM CONT 5V power control for
I
0
0
0
95 NC
I
0
0
0
96 NC
9
Port
Description
Operating mode control 0
from Flash writer
Operating mode control 1:
pulled up to H
Operating mode control 2
from Flash writer
Standby control from
external
Not connected
Open/Close of Front panel
1
Open/Close of Front panel
2
Reference voltage control
for motor driver
Remote control data
Spectrum analyzer clock
Pulled up to H
Power control for external
Amplifier
Buzzer signal
Power control for OEL
(C8403U only)
(C8403U only)
(C8403U only)
Not connected
Not connected
Power control for Hub
SOURCE key detection
Panel attachment
detection
Not connected
Not connected
Not connected
Main power control
Dimmer power control
Audio mute
Reset
Focus elevation for SRS
WOW (C8403U only)
Oscillator clock
Oscillator clock
GND
Crystal oscillator clock
Crystal oscillator clock
+5V power supply
Pulled down to L
Pulled up to H
detection from Power
amp.
Standby for Power amp.
Mute for Power amp.
Pulled up to H
Not connected
Not connected
Not connected
Not connected
Reset for display CPU
Display
Not connected
Not connected
CQ-C8403U / CQ-C8303U
(I/O
(V)
)
FM AM CD
I
5.1 5.1 5.1
-
5.1 5.1 5.1
I
0
0
0
I
5.0 5.0 5.0
-
-
-
-
O
4.9 5.0 4.9
O
4.9 5.0 4.9
O
0
0
5.0
I
5.0 5.0 5.0
O
5.0 5.0 4.9
I
5.3 5.2 5.2
O
4.9 5.0 4.9
O
0
0
0
O
0
0
0
O
0
0
0
O
0
0
0
O
0
0
0
-
-
-
-
-
-
-
-
O
5.0 5.0 5.0
I
5.0 4.9 5.0
I
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
O
4.9 4.9 4.9
O
5.0 5.0 5.0
O
5.0 5.0 5.0
I
5.0 5.0 5.0
O
-
-
-
O
2.1 2.1 2.1
I
1.6 1.6 1.6
-
0
0
0
I
2.0 2.0 2.0
O
2.5 2.5 2.5
-
5.0 5.0 5.0
-
0
0
0
-
5.1 5.0 5.1
I
0
0
0
O
5.0 5.0 5.0
O
0
0
0
-
5.0 5.0 5.0
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
O
4.9 5.0 4.9
O
0
0
0
-
-
-
-
-
-
-
-
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