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Technical Descriptions - Panasonic CQ-VD5505W Service Manual

Dual din in-dash 7" widescreen color lcd monitor/dvd receiver
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4 Technical Descriptions

4.1.
Terminals Description
4.1.1.
Main Block
IC601 ： ： ： ： C2DBLK000XXB
Pin
Port
Description
No.
1
AVREF0
Reference voltage for A/D
converter
2
AVSS
Ground for A/D converter
3
FREQ_CNT Output for control of fre-
quency of DCDC
4
TFT_RST
RESET of TFT
5
AVREF1
Reference voltage for A/D
converter
6
MONI_CNT TFT monitor power supply
control output
7
Touch_SW
Switch
output
panel SW detection
8
IC/FLMD0
Flash memory update con-
trol
9
VDD
+3.3V power supply
10 REGC
Bypass capacitor terminal
for voltage reg.
11
VSS
Ground
12 X1
Crystal osillator terminal for
Main
13 X2
Crystal osillator terminal for
Main
14 RESET
System reset
15 XT1
Crystal osillator terminal for
Sub
16 XT2
Not connected
17 X+
Transistor SW output for
touch panel X respect + pole
18 Y+
Transistor SW output for
touch panel Y respect + pole
19 X-
Transistor SW output for
touch panel X respect-pole
20 Y-
Transistor SW output for
touch panel Y respect-pole
21 INV_PWR
Inverter power supply con-
trol output for monitor
22 D_SDA
I2C clock 2
23 D_SCL
I2C data 2
24 N.C.
25 RDS_DATA Not connected
26 RDS_CLK
Not connected
27 LED_ON
LED control for SW sub-
strate
28 REMO_DAT
External remote control sig-
A
nal input
29 REMO_OUT Remote control code output
30 REQUEST
I2C communication request
(DVD module)
31 NEJECT
Output for compulsion eject
32 LOADSW
Loading SW
33 EVSS
Grand potential for external
34 EVDD
Positive power supply for
external
35 I2C_DATA
I2C bus data output/ACK
detection
36 I2C_CLK
I2C bus clock output
37 BEEP
Beep correspondence title
output
38 CN_DET1
Input 1 for connector con-
nection confirmation
All manuals and user guides at all-guides.com
I/O
Vol (V)
FM AM DVD
-
3.3 3.3 3.3
-
0
0
0
O
1.5 1.5 1.5
O
3.3 3.3 3.3
-
3.3 3.3 3.3
O
2.5 2.5 2.5
for
touch
O
2.8 2.8 2.8
-
0
0
0
-
3.3 3.3 3.3
-
2.5 2.5 2.5
-
0
0
0
I
1.2 1.2 1.2
-
1.3 1.3 1.3
I
3.3 3.3 3.3
I
0
0
0
-
-
-
-
O
3.3 3.3 3.3
O
3.3 3.3 3.3
O
0
0
0
O
0
0
0
O
3.3 3.3 3.3
O
3.3 3.3 3.3
O
3.3 3.3 3.3
-
-
0
0
0
-
-
-
-
-
-
-
-
O
3.3 3.3 3.3
I
3.3 3.3 3.3
O
3.3 3.3 3.3
O
0.1 0.1 0.1
O
3.3 3.3 3.3
I
0
0
0
-
0
0
0
-
3.3 3.3 3.3
O
3.3 3.3 3.3
O
3.3 3.3 3.3
O
0
0
0
I
0
0
0
Pin
Port
Description
No.
39 PLL_CE
Chip
enable
PLL_IC communication
40 PLL_SI
Cereal data input for PLL_IC
communication
41 PLL_SO
Cereal
PLL_IC communication
42 PLL_CLK
Cereal
PLL_IC communication
43 E_SDA
I2C clock 2
44 E_SCLK
I2C data 2
45 MVR_DC
PWM output for mechanism
control
46 PULSE
Monitor
detection pulse signal input
47 DECK_RST Reset output of DVD module O
48 FRG_IN
Input for frequency count of
DCDC
49 SRC_LED
SRC button LED
50 SRC_KEY
SOURCE key detection
51 SD
Input
for
strength detection
52 SYS_MUTE System mute signal output
53 PR4_SI
Disc Chucking SW
54 PR4_SO
Inner Limit SW
55 PR4_SCK
8cm Eject SW Output or
Forced Eject Input
56 BATT_SENS
Battery level detection
E
57 ACC_SENS
ACC level detection
E
58 PANEL_DET Input
for
detection
59 SYS_PWR
System power control
60 VideoSW1
SW1 for VideoSW switch
61 VideoSW2
SW2 for VideoSW switch
62 FAN_CNT
FAN motor power supply
control
63 REVERSE
Reverse detection
64 EJECT_LED EJECT button LED
65 SIDE_BRAK
Parking brake detection
E
66 NC
Insertion entrance LED con-
trol when 2Din opens
67 AMP_CNT
Amplifier control output
68 ANT_CNT
Antenna control output
69 BVSS
Ground for bus I/F
70 BVDD
Power supply for bus I/F
71 PUSH_SW
Signal input for rotary SW
72 ROTARY.1
Rotary encoder signal (VOL
UP)
73 ROTARY.2
Rotary encoder signal (VOL
DOWN)
74 INIT_DET_2 Destination detection 2
75 INIT_DET_1 Destination detection 1
76 FLMD1
77 REMO_CUT External remote control out-
put stop signal output
78 HSD
P.IC abnormality detection
check
79 AMP_STB
Built-in power amplifier con-
trol output
80 AMP_MUTE Built-in power amplifier mute
output
81 FRAM_HOL
Not connected
D
82 FRAM_CLK Not connected
83 FRAM_DO
Not connected
84 FRAM_CS
Not connected
5
I/O
Vol (V)
FM AM DVD
output
for
O
0
0
I
3.3 3.3 3.3
data
output
for
O
0
0
clock
output
for
O
3.3 3.3 3.3
O
3.3 3.3 3.3
O
3.3 3.3 3.3
O
3.7 3.7 3.7
start-up
position
I
5.1 5.1 5.1
3.3 3.3 3.3
I
1.5 1.5 1.5
O
3.3 3.3 3.3
I
3.3 3.3 3.3
electric
field
I
5.2 5.2 4.5
O
0
0
I
3.3 3.3 3.3
I
0
0
I/0 3.3 3.3 3.3
I
3.3 3.3 3.3
I
5.4 5.4 5.4
Detatchapanel
I
0
0
O
3.3 3.3 3.3
O
3.3 3.3 3.3
O
3.3 3.3
O
3.3 3.3 3.3
I
3.3 3.3 3.3
O
0
0
I
0
0
O
0
0
O
3.3 3.3 3.3
O
3.3 3.3
-
0
0
-
3.3 3.3 3.3
I
3.3 3.3 3.3
I
3.3 3.3 3.3
I
3.3 3.3 3.3
I
0
0
I
0
0
-
-
0
0
O
0
0
I
3.3 3.3 3.3
O
0
0
O
0
0
-
-
-
-
-
-
-
-
-
-
-
-
0
0
0
0.35
0
0
0
0
0
0
0
0
0
0
0
0
0
-
-
-
-

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