10.1. Main Block
IC601 : YESAM335
Pin
No.
Port
Description
I/O
(V)
FM
AM
CD
1
BATT DET Battery voltage detection
I
1.9
1.9
1.9
2
AMP MUTE Amp mute control
O
4.8
4.8
4.8
3
STBY
Power IC stundby control
O
4.8
4.8
4.8
4
FP
MOTOR1
Panel motor control 1
O
4.7
4.7
4.7
5
FP
MOTOR2
Panel motor control 2
O
4.7
4.7
4.7
6
PANEL IN
Panel detection
I
4.8
4.8
4.8
7
INV CNT
Illumination control
O
4.8
4.8
4.8
8
LCD CE
LCD chip enable
O
0
0
0
9
DISP CNT
Display 5V control
O
0
0
0
10 RESET
Reset
I
4.8
4.8
4.8
11 XT2
Crystal oscillator
-
2.5
2.5
2.5
12 XT1
Crystal oscillator
-
2.1
1.8
2
13 FLMD0
(NC)
-
-
-
-
-
14 X2
Crystal oscillator
-
2.4
2.4
2.4
15 X1
Crystal oscillator
-
2.3
2.3
2.3
16 REGC
(Regulator capacitor)
-
2.5
2.5
2.5
17 VSS
Ground
-
0
0
0
18 EVSS
Ground
-
0
0
0
19 VDD
+5V power supply
-
4.8
4.8
4.8
20 EVDD
+5V power supply
-
4.8
4.8
4.8
21 ROTARY 2 Rotary encoder input 2
I
4.8
4.8
4.8
22 ROTARY 1 Rotary encoder input 1
I
4.8
4.8
4.8
23 OP/ PANEL
OPEN
Panel open detect
I
4.9
4.9
4.9
24 PANEL
CLOSE
Panel close detect
I
4.9
4.9
4.9
25 ILL CNT
Illumination control
O
4.8
4.8
4.8
26 S LED
LED control
O
4.8
4.8
4.8
27 (NC)
-
-
-
-
-
28 (NC)
-
-
-
-
-
29 IP CNT
System upgrade ACC
control
O
0
0
0
30 PLL DO
PLL data
I
4.9
4.9
4.9
31 PLL CLK
PLL data clock
O
4.8
4.8
4.8
32 PLL DI
PLL data
O
0
0
0
33 PLL CE
PLL chip select
O
0
0
0
34 ST
Radio station detect
I
4.8
4.8
4.8
35 INI A
Mode setting A
I
0
0
0
36 INI B
Mode setting B
I
0
0
0
37 INI C
Mode setting C
I
0
0
0
38 RM IN
Remote control data
I
4.7
4.7
4.7
39 (NC)
-
-
-
-
-
40 MAIN CNT Main power control
O
4.8
4.8
4.8
41 (NC)
-
-
-
-
-
42 CD STB
CD strobe
I
4.8
4.8
3.3
43 CD SW1
CD mechanism SW1
I
4.8
4.8
4.8
44 CD SW2
CD mechanism SW2
I
4.8
4.8
4.9
45 CD A0
CD mute
I
0
0
4.9
46 CHSTB /
SYSID4
CD changer strobe /
System upgrade ID4
I
0
0
4.8
47 CD RST
CD reset
O
4.8
4.8
4.8
48 EVENT
System upgrade EVENT
I
0
0
0
49 (NC)
-
-
-
-
-
50 UART-TX
UART serial data
O
0
0
0
51 UART-RX
UART serial data
I
0
1.4
1.2
52 CD SI
CD data input
O
0
0
0
53 CD SO
CD data output
I
0
0
0.8
54 CD SCK
CD clock
O
4.7
4.7
4.7
Pin
No.
Port
Description
I/O
(V)
FM
AM
CD
55 SCL
Audio control serial clock
O
4.8
4.8
4.8
56 SDA
Audio control data
O
4.8
4.8
4.8
57 SA CLK
Audio control clock
O
4.7
4.7
4.7
58 BEEP
Beep sound output
O
0
0
0
59 AVREF
(Conecting to +5V)
-
4.8
4.8
4.8
60 AVSS
Ground
-
0
0
0
61 VSM
Radio signal strength
I
0
0
0
62 A IN
Audio level meter signal
I
0
0
0
63 ACC
ACC detection
I
4.9
4.9
4.9
64 (NC)
-
-
-
-
-
65 (NC)
-
-
-
-
-
66 TRUBASS
True Bass function
control
O
0
0
0
67 SW MUTE Sub woofer mute control
O
4.8
4.8
4.8
68 AF MUTE
AF mute control
O
4.8
4.8
4.8
69 HUB CNT
HUB control signal
O
4.8
4.8
4.8
70 CH CLK /
SYSID3
CD changer clock /
System upgrade ID3
I
0
0
0
71 CH DATA
CD changer data
I
0
0
0
72 SYSID 1
System upgrade ID1
I
4.8
4.8
4.8
73 CH REM
CD changer remote
O
0.9
1.2
0
74 SYSID 2
System upgrade ID2
I
4.8
4.8
4.8
75 AMP CNT
Amp power control
O
4.8
4.8
4.8
76 LCD DI
LCD data
O
4.6
4.6
4.6
77 LCD DO
LCD data
I
4.8
4.8
4.8
78 LCD CLK
LCD Clock
O
4.7
4.7
4.7
79 ANT CNT
Antenna power control
O
4.8
4.8
0
80 EXT.MUTE External mute
O
4.8
4.8
4.9
10.2. Display Block
IC901 : YEAMLC75884W
Pin No.
Port
Description
I/O
(V)
1-51
SEG2-40
LCD segment data
O
2.4
52-55 COM1-4
LCD common
O
2.4
56,57 SEG39,38
Not used
-
-
58-61 KS3-6
Key scan
O
4.8
62-66 Kl1-5
Key data
I
0
67
VDD
+5V power supply
-
4.8
68
VLCD
VLCD terminal
-
4.8
69
VLCD1
VLCD1 terminal
-
3.2
70
VLCD2
VLCD2 terminal
-
1.6
71
VSS
Ground
-
0
72
TEST
(Connecting to ground)
-
0
73
OSC
Oscillator terminal
-
3.4
74
RESET
Reset
I
4.8
75
DO
Key data output
O
4.8
76
CE
LCD driver chip enable
I
0
77
CLK
LCD clock
I
4.6
78
DI
LCD data
I
4.6
79
P1 (NC)
-
-
-
80
SEG1
LCD segment data
O
2.4
10 TERMINALS DESCRIPTION
8
CQ-C5403U / CQ-C5303U
Summary of Contents for CQC5403U - AUTO RADIO/CD DECK
Page 4: ...8 WIRING CONNECTION 4 CQ C5403U CQ C5303U ...
Page 5: ...9 DISASSEMBLY INSTRUCTIONS 9 1 How to remove the Flexible PCB 5 CQ C5403U CQ C5303U ...
Page 6: ...9 2 How to install the Main P C B of the Electric Slide Display 6 CQ C5403U CQ C5303U ...
Page 7: ...7 CQ C5403U CQ C5303U ...
Page 18: ...14 EXPLODED VIEW Unit CQ C5403U 18 CQ C5403U CQ C5303U ...
Page 24: ...16 EXPLODED VIEW Unit CQ C5303U 24 CQ C5403U CQ C5303U ...
Page 28: ...18 EXPLODED VIEW CD Deck 28 CQ C5403U CQ C5303U ...
Page 29: ...19 WIRING DIAGRAM 19 1 Display Block 29 CQ C5403U CQ C5303U ...
Page 30: ...19 2 Main Block Top View 30 CQ C5403U CQ C5303U ...
Page 31: ...19 3 Main Block Bottom View 31 CQ C5403U CQ C5303U ...
Page 32: ...19 4 CD Servo Block Top View 32 CQ C5403U CQ C5303U ...
Page 33: ...19 5 CD Servo Block Bottom View 33 CQ C5403U CQ C5303U ...
Page 34: ...34 CQ C5403U CQ C5303U ...
Page 39: ...21 BLOCK DIAGRAM 21 1 Main Display Block CQ C5403U CQ C5303U 39 ...
