Pin
No.
Port
Description
I/O (V)
1
XIN
Crystal oscillator
-
1.9
2
TEST2
(Connecting to ground)
-
0
3
VREG
Voltage regulator
capacitor
-
0
4
VSS
Ground
-
0
5
CHC
DATA
CD changer data (Note 1)
I
0
6
N.C.
No connection
-
-
7
CHC CK
CD changer clock (Note1)
I
0
8
RM DATA Remocon data (Note 1)
O
4.9
9-12 N.C.
No connection
-
-
13 /LCD CE
LCD chip enable
O
0.6
14,15 N.C.
No connection
-
-
16 LCD DI
LCD data
O
4.6
17 LCD CLK LCD clock
O
4.7
18 N.C.
No connection
-
-
19 BATT
Battery detection
I
5.0
20 LCD DO
LCD data
I
4.9
21 l2C CLK
Electric volume cont. clock O
5.2
22 l2C DATA Electric volume cont. data
I/O 5.2
23 /LED
Security LED control
O
3.7
24 N.C.
No connection
-
-
25 /EJ ILL
Eject illumi. Control
O
5.0
26 /ILL
Illumi. Control
O
5.0
27 N.C.
No connection
-
-
28 /P. LED
Panel LED control
O
0.4
29 FP
CLOSE
Front panel close SW
I
5.2
30 PANEL
Panel detection SW
I
5.2
31 /EJ
Eject SW
I
4.7
32-
38
N.C.
(Connecting to VDD)
-
5.0
39 VDD
+5V power supply
-
5.0
40 VSS
Ground
-
0
41-
48
N.C.
(Connecting to ground)
-
0
49 CD CNT
CD power control
O
4.9
50 INV CNT
Invertor control
O
4.9
51 DIM 2
Dimmer control
O
0
52 DIM 1
Dimmer control
O
0
53 PWR CNT Power control
O
4.9
54 /MUTE
Mute control
O
5.0
7
Summary of Contents for CQDF402U - AUTO RADIO/CD DECK
Page 5: ...8 BLOCK DIAGRAM 5 ...
Page 6: ...9 TERMINALS DESCRIPTION 9 1 Main Block IC601 C2ABGF000015 6 ...
Page 8: ...54 MUTE Mute control O 5 0 8 ...
Page 18: ...Electrolytic 10 F 16WV 18 ...
Page 36: ...15 PACKING PARTS LIST 36 ...
Page 39: ...28 ...
Page 41: ...CQ DF402U DFX302U DISPLAY ...
Page 42: ......
Page 45: ... VJB62115 Top View CQ DF402U DFX302U CD P C B RAJ2722 ...
Page 46: ...CQ DF402U DFX302U DISPLAY E 8984B Top View B C E B C E 1 20 21 40 41 60 61 80 Bottom View ...
Page 52: ...18 SCHEMATIC DIAGRAM 2 18 1 Display Block 27 ...
Page 53: ...CQ DF402U DFX302U DISPLAY CQ DF402U CQ DFX302U 27 ...