Terminals Description - Panasonic CY-VHD9401U Service Manual

CY-VHD9401U

10 TERMINALS DESCRIPTION

10.1. Main Block
IC601 : C2DBJH000035
Pin Port
No.
1 SD SI SD Card data
2 SD CLK SD Card clock
3 OSDC CS OSD controller chip select
4 OSDC COM OSD controller COM
5 OSDC SCK OSD controller SCK
6 EVDD Power supply (+5V)
7 EVSS Ground
8 OSDC REST OSD controller Reset
9 BEEP Buzzer output
10 REMO DATA Remote control data
11 NC (Connecting to ground)
12 VD COUNT
(NC)
13 DVD MUTE DVD mute
14 NC (Connecting to ground)
15 NC (Connecting to ground)
16 DVD RESET DVD reset
17 DVD CNT DVD power control
18 IC/VPP
19 IR CNT IR modulator output control
20 NC (Connecting to ground)
21 NC (Connecting to ground)
22 NC (Connecting to ground)
23 NC (Connecting to ground)
24 NC (Connecting to ground)
25 EJECT LED Eject LED control
26 LED CONT No Connection
(NC)
27 EJECT Eject switch signal
28 NC (Connecting to ground)
29 NC (Connecting to ground)
30 NC (Connecting to ground)
31 RESET Reset
32 XT1 (Connecting to ground)
33 XT2 (NC) No Connection
34 CPUREG (Capacitor for internal
regulation)
35 X2 Crystal oscillator
36 X1 Crystal oscillator
37 VSS Ground
38 VDD Power supply (+5V)
39 CLKOUT(NC) No Connection
40 NC (Connecting to ground)
41 NC (Connecting to ground)
42 NC (Connecting to ground)
43 NC (Connecting to ground)
44 NC (Connecting to ground)
45 NC (Connecting to ground)
46 SYS PWR System powe control
47 MAIN PWR Main power control
48 MONI CNT Monitor power control
49 VIDEO CNT Video control signal
50 CLOSE SW Close Switch signal
51 CTL1
52 NC (Connecting to ground)
53 CTL2
54 NC (Connecting to ground)
55 BVDD Power supply (+5V)
56 BVSS Ground
57 NC (Connecting to ground)
58 NC (Connecting to ground)
Description I/O (V)
O 0
O 0
O 3.6
O 0.8
O 1.5
- 5.2
- 0
O 5.1
O 0
I 0
- 0
- - -
O 0
- 0
- 0
O 0
O 5.2
- - 0
O 5.2
- 0
- 0
- 0
- 0
- 0
O 5.2
- -
I 5.2
- -
- -
- -
I 5.2
- 0
- -
- 3.3
- 1.6
- 1.5
- 0
- 5.2
- -
- 0
- 0
- 0
- 0
- 0
- 0
O 5.1
O 5.2
O 5.1
I 5.4
I 0
- O 0
- 0
- O 0
- 0
5.2
- 0
- 0
- 0
Pin Port
No.
59 NC (Connecting to ground)
60 NC (Connecting to ground)
61 NC (Connecting to ground)
62 SD 3.2 Not Used
63 SD 5.5 Not Used
64 SD MUTE EN Not Used
65 SD V MUTE Not Used
66 SYS MUTE System mute
67 NC (Connecting to ground)
68 NC (Connecting to ground)
69 NC (Connecting to ground)
70 NC (Connecting to ground)
71 AVDD Power supply (+5V)
72 AVSS Ground
73 AVREF Analog reference voltage
74 A/D KEY Key switch analog input
75 LIGHT SENS Dimmer sensor signal
76 NC (Connecting to ground)
77 NC (Connecting to ground)
78 NC (Connecting to ground)
79 NC (Connecting to ground)
80 NC (Connecting to ground)
81 NC (Connecting to ground)
82 NC (Connecting to ground)
83 NC (Connecting to ground)
84 NC (Connecting to ground)
85 NC (Connecting to ground)
86 NC (Connecting to ground)
87 NC (Connecting to ground)
88 BATT SENS BATT voltage detection signal
89 ACC SENS ACC voltage detection signal
90 NC (Connecting to ground)
91 NC (Connecting to ground)
92 AV MUTE AV mute signal (for AV
switch)
93 NC (Connecting to ground)
94 I2C SDA I2C sirial data
95 NC (Connecting to ground)
96 I2C SCL I2C clock
97 DVD DO DVD data
98 DVD DI DVD data
99 NC (Connecting to ground)
100 SD SO Not Used
6
Description I/O (V)
- 0
- 0
- 0
O 0
O 5.2
O 0
O 5.2
O 0
- 0
- 0
- 0
- 0
- 5.2
- 0
- 5.4
I 5.4
I 0.6
- 0
- 0
- 0
- 0
- 0
- 0
- 0
- 0
- 0
- 0
- 0
- 0
I 5.2
I 5.2
- 0
- 0
O 0
- 0
O 5.4
- 0
O 5.2
I 4.8
O 5.1
- 0
I 0