Display Block; Cd Servo Block - Panasonic CQ-DF402U Service Manual
Removable full front cd player / receiver with changer control
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Also See for CQ-DF402U:
- Operating instructions manual (76 pages) ,
- Operating instructions manual (76 pages) ,
- Operating instructions manual (41 pages)
Table of Contents
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99 TEST 1
(Connecting to ground)
100 XOUT
Crystal oscillator
Note 1 : CQ-DF402U only
9.2. Display Block
IC901 : YEAMLC75884W
Pin
Port
No.
1-51 S3-53
LCD segment data
52-
COM1-4
LCD common
55
56,
S54, 55
LCD segment data
57
58-
KS3-6
Key strobe
61
62-
Kl1-5
Key data
66
67 VDD
+5V power supply
68 VLCD
+5V power supply
69 VLCD1
LCD angle
70 VLCD2
LCD angle
71 VSS
Ground
72 TEST
(Connecting to ground)
73 OSC
Oscillator terminal
74 /RESET
(Connecting to VCC)
75 DO
Key data output
76 CE
LCD driver chip enable
77 CLK
LCD clock
78 DI
LCD data
79,
S1,2
LCD segment data
80
9.3. CD Servo Block
IC3 : C2BBFD000355
Description
-
0
-
2.6
I/O (V)
O
2.5
O
2.5
O
2.5
O
0.9
I
0
-
5.1
-
5.1
-
3.3
-
1.7
-
0
-
0
-
3.9
-
5.1
O
4.1
I
0
I
0
I
0
O
2.5
10
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