Read Panasonic CQ-VD6503W Service Manual online
9.1. Main Block
IC601 : C2DBLK000114
Pin
No.
Port
Description
I/O
Vol
(V)
1
AVREF0
Reference voltage for A/D
converter
converter
-
3.2
2
AVSS
Ground for A/D converter
-
0
3
ANT CNT
Antenna control
O
3.2
4
RCA SW
Voice change of DVD-CH and
HUB. H: HUB L:VTR2
HUB. H: HUB L:VTR2
O
0
5
AVREF1
Reference voltage for A/D
converter
converter
-
3.2
6
Touch RESET Touch Panel reset
O
3.2
7
HUB CNT
HUB control. L: HUB CPU
Communication
Communication
O
3.2
8
IC/FLMD0
Flash memory update control
-
0
9
VDD
+3V power supply
-
3.2
10 REGC
Bypass capacitor terminal for
voltage reg.
voltage reg.
-
2.5
11 VSS
Ground
-
0
12 X1
Crystal osillator terminal
I
1.1
13 X2
Crystal osillator terminal
-
1.2
14 /RESET
System reset
I
3.2
15 XT1
(Connecting to ground)
-
0
16 XT2
No Connection
-
-
17 EVENT
EVENT input (for HUB)
I
0
18 CH STB/XM
DET2
Changer data strobe
I
5.0
19 RDS DATA
RDS data
I
3.3
20 RDS CLK
RDS clock
I
0
21 MAIN CNT
Main_Control (for HUB)
O
5.0
22 OSD CS
OSD chip select
O
1.0
23 OSD DO
OSD control data
O
0.6
24 OSD CLK
OSD data shift clock
O
2.2
25 XM TX(MO)
XM data
O
5.0
26 CH DATA/XM
RX
Changer data
I
0
27 CH CLK/XM
DET1
Changer clock / XM detection
signal
signal
I
3.1
28 REMO DATA
Ext. remote control signal
I
5.0
29 CHC REM
OUT
Changer remote control code
O
5.1
30 I2C CLK
I2C bus clock
O
5.1
31 I2C DATA
I2C bus data
O
5.1
32 OSD RESET
OSD reset
O
3.2
33 EVSS
Ground for ext. unit
-
0
34 EVDD
+3V power supply for ext. unit
-
3.2
35 DVD TX(MO)
DVD deck TX data
O
3.2
36 DVD RX(MI)
DVD deck RX data
I
3.2
37 BEEP
Beep signal
O
0
38 AMP CNT
Ext. AMP control
O
3.2
39 AMP STB
Ext. AMP stand-by
O
5.0
40 TFT SI(MI)
TFT unit communication data
I
0
41 TFT SO(MO)
TFT unit communication data
O
0.5
42 TFT CLK
TFT unit communication clock
O
5.0
43 AMP MUTE
Internal power AMP mute
O
0
44 SYS ON
System power (5V) control for SW
PCB
PCB
O
0
45 NAVI REMO
OUT
NAVI remote control data
O
0
46 ENTER
ENTER key
I
3.3
47 FRONT MUTE Audio signal (BEEP NAVI) mute
O
5.0
48 VD COUNT
Vertical drive signal count
I
5.0
49 REAR MUTE
Video out mute
O
5.0
50 SYSID1
Connected equipment recognition
(for HUB)
(for HUB)
I
5.0
Pin
No.
Port
Description
I/O
Vol
(V)
51 SYSID2
Connected equipment recognition
(for HUB)
(for HUB)
I
5.0
52 SYS MUTE
(F)
System mute (FRONT)
O
5.0
53 SYS MUTE
(S)
System mute (SURROUND)
O
5.0
54 SYS MUTE
(C)
System mute (CENTER)
O
5.0
55 SYS
MUTE(SW)
System mute (SW)
O
5.0
56 BATT SENS
Battery level detection
I
5.0
57 ACC SENS
ACC level detection
I
5.0
58 PULSE
Monitor position detection pulse
I
5.0
59 SYS PWR
System power control
O
5.0
60 MAIN PWR
Main power control
O
3.2
61 MONI PWR
Monitor power control
O
3.2
62 NAVI RM CH
NAVI remote control output
change
change
O
0
63 SEC LED
LED blinking function for
CodeSecurity emphasis
CodeSecurity emphasis
O
3.2
64 EJECT LED
(NC)
No Connection
-
-
65 NAVI LED
NAVI LED on/off
O
0
66 MA
Drive mechanism control signal
O
3.2
67 MB
Drive mechanism control signal
O
3.2
68 MC
Drive mechanism control signal
O
3.2
69 BVSS
Ground for bus I/F
-
0
70 BVDD
Power supply for bus I/F
-
3.2
71 FAN CNT
Fan motor power control
O
3.2
72 ROTARY.1
Rotary encoder signal (VOL
DOWN)
DOWN)
I
0
73 ROTARY.2
Rotary encoder signal (VOL UP)
I
3.3
74 INIT DET 2
Destination detection
I
0
75 RADIO CNT
Radio power control
O
3.2
76 DVD MUTE
DVD mute request / Flash
memory update cnt.
memory update cnt.
I
3.3
77 DSP SCK
Shift clock for DSP communication
data
data
O
2.8
78 DSP SDA
DSP communication data
O
3.1
79 DSP RESET
DSP reset
O
3.2
80 DVD CNT
DVD deck power control
O
3.2
81 DVD RESET
Reset signal for DVD deck control
MPU
MPU
O
3.2
82 FRAM HOLD
F-RAM hold
O
0
83 FRAM CLK
Shift clock for F-RAM data
O
0
84 FRAM DO
F-RAM serial data
O
0
85 FRAM CS
F-RAM chip select
O
3.2
86 FRAM WP
F-RAM write protect
O
0
87 SW PWR
Switching power supply frequency
change
change
O
0
88 MODE
MODE key detection
I
3.2
89 JOY A/D
ADC input terminal for joy stic
signal
signal
I
3.3
90 NAVI DISP
NAVI display activity detection
I
3.3
91 NAVI SENS
NAVI system connection detection
I
3.3
92 SIDE BRAKE
Side break detection
I
3.3
93 INIT DET
Destination detection
I
0
94 POSI SENS
ADC input terminal for monitor
position signal
position signal
I
2.4
95 NAVI MUTE
NAVI mute
I
0
96 OFFSET DET Power IC abnormality detection
I
0
97 AD KEY
ADC input terminal for AD key
signal
signal
I
3.3
98 REVERSE
REVERSE signal detection
I
3.3
99 FRAM DI
F-RAM serial data
I
0
100 V_NAVI
NAVI RGB signal change
O
0
9 TERMINALS DESCRIPTION
7
CQ-VD6503W
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