Panasonic CQ-C3302N, Руководство по обслуживанию

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Pin
No.
Port Description I/O (V)
FM AM CD
70 X1 Crystal oscillator - 2.3 2.3 2.3
71 TEST (TEST terminal) - 0 0 0
72 XT2 Crystal oscillator - 2.7 2.7 2.7
73 XT1 Crystal oscillator - 2 2 2
74 VDD0 +5V power supply - 4.9 4.9 4.9
75 AVDD +5V power supply - 4.8 4.8 4.8
76 INI A Mode setting A I 0 0 0
77 INI B Mode setting B I 4.8 4.8 4.8
78 ACC ACC detection I 4.9 4.9 4.9
79 (NC) (Connecting to
ground) - 0 0 0
80 LEVEL Audio signal I 0 0 0
9.2. Display Block
IC901 : YEAMLC75854T
Pin
No.
Port Description I/O (V)
1-16 SEG1-16 LCD segment data O 2.5
17-
39
SEG19-41 LCD segment data O 2.5
40-
43
COM1-4 LCD common O 2.5
44,45 SEG17,18 LCD segement data
O 2.5
46-
49
KS3-6 Key scan O 5.0
50-
54
Kl1-5 Key data I 0
55 TEST (Connecting to ground) - 0
56 VDD +5V power supply - 5.0
57 VDD1 VDD1 filter terminal - 3.3
58 VDD2 VDD2 filter terminal - 1.7
59 VSS Ground - 0
60 OSC Oscillator terminal - 3.9
61 DO Key data output O 5.0
62 CE LCD driver chip enable I 0
63 CLK LCD clock I 4.9
64 DI LCD data I 4.9
9.3. CD Servo Block
IC401 : YESAM348
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