99 TEST 1
(Connecting to ground)
-
0
100 XOUT
Crystal oscillator
-
2.6
Note 1 : CQ-DF402U only
9.2. Display Block
IC901 : YEAMLC75884W
Pin
No.
Port
Description
I/O (V)
1-51 S3-53
LCD segment data
O
2.5
52-
55
COM1-4
LCD common
O
2.5
56,
57
S54, 55
LCD segment data
O
2.5
58-
61
KS3-6
Key strobe
O
0.9
62-
66
Kl1-5
Key data
I
0
67 VDD
+5V power supply
-
5.1
68 VLCD
+5V power supply
-
5.1
69 VLCD1
LCD angle
-
3.3
70 VLCD2
LCD angle
-
1.7
71 VSS
Ground
-
0
72 TEST
(Connecting to ground)
-
0
73 OSC
Oscillator terminal
-
3.9
74 /RESET
(Connecting to VCC)
-
5.1
75 DO
Key data output
O
4.1
76 CE
LCD driver chip enable
I
0
77 CLK
LCD clock
I
0
78 DI
LCD data
I
0
79,
80
S1,2
LCD segment data
O
2.5
9.3. CD Servo Block
IC3 : C2BBFD000355
10
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 ...