Panasonic CQVD7001U - CAR A/V DVD NAV, Service Manual

Page: 8 / 74

9.2. TFT Block
IC401 : C2BBFD000592
PIN
No.
Name Description I/O (V)
1 UCOM 5V In connection with VDD A/D
converter standard voltage input
- 5.1
2 Avss A/D converter ground potential - 0
3 IC/VPP Internal connection terminal (in
connection to ground) - 0
4 VDD Positive power supply - 5.1
5 VSS GND - 0
6 X1 Main system clock - 2.3
7 X2 Main system clock - 2.6
8 RESET System reset input I 5.0
9 XT1 In connection with VDD. - 5.1
10 XT2(NC) No Connection - -
11 TFT
RESET System Reset input I 5.0
12 MONIO
VD Vertial SYNC signal I 1.9
13 HPOS0 H Position Data 0 I/S 3.0
14 HPOSI H Position Data 1 I/S 3.0
15 HPOS2 H Position Data 2 I/S 0
16 HPOS3 H Position Data 3 I/S 0
17 HPOS4 H Position Data 4 I/S 2.8
18 SIDE2 ASPECT switch signal output Side
black 2 O 0
19 SIDE1 ASPECT switch signal output Side
black 1 O 0
20 ZOOM ASPECT switch signal output
Zoom/just mode switch control O 0
21 JUST ASPECT switch signal output Just
display O 0
22 EVSS Ground port - 0
23 EVDD Port power supply - 5.1
24 I2C Data I2C Data O 5.0
25 I2C Clock I2C clock O 5.0
26 MONI
CNT - - -
27 BL CNT Backlight power supply control
output O 5.1
28 TFT Data Serial communications data output
for the main CPU O 0
29 TFT COM Serial communications data input
for the main CPU
I 0
30 TFT CLK Serial communications clock for
the main CPU I 5.0
31 TOUCH
SW Switch output for touch panel SW
detection O 4.6
32 NC - - -
33 X- Transistor SW output for touch
panel side X (- pole) O 0
34 Y- Transistor SW output for touch
panel sideY (- pole) O 0
35 X+ Transistor SW output for touch
panel side X (+ pole) O 5.1
36 Y+ Transistor SW output for touch
panel side Y (+ pole) O 5.1
37 XG Touch panel side X with respect
to - pole I 0
38 YG Touch panel side Y with respect
to - pole I 1.0
39 XR Touch panel side X with respect
to + pole I 0
40 YR Touch panel side Y with respect
to + pole I 1.0
41 A/D KEY A/D key input for TILT and
OPEN/CLOSE I 5.1
42 Light
SENS DIMMER input I 4.1
43 EJECT
KEY Eject key input I 5.1
PIN
No.
Name Description I/O (V)
44 NC No Connection - -
8
CQ-VD7001U