Pioneer PDP-425CMX Service Manual page 48

1
A
Name Pin No. Pin name
46 GND GND
47 KEY KEY SIGNAL
48 NC Non-connection termial
49 NC Non-connection termial
50 VDDM3.3V 3.3V supply for
microcomputer
50 NC Non-connection termial
D3
49 PNP_WR EEPROM WRITE
CN4004
PROTECT
48 VCC_ VIDEO CARD
DOWN1 voltage surveillance
47 GND GND
B
46 SCL5 Clock line of the
I2C bus
45 SDA5 Data line of the
I2C bus
44 SCL_VS Clock line of the
I2C bus
C
43 SDA_VS Data line of the
I2C bus
42 GND GND
41 IN4_DET INPUT4 SIGNAL
DETECT for AUTO
POWER OFF
40 SLOT_ST1 CARD TYPE SELECT
39 S_DIN_SEL Digital INPUT
SELECTOR
38 FNC1 FUNCTION LOGIC
D
37 SLOT_ST2 CARD DETECT
for OEM/PIONEER
36 IR INFRARED
REMOTE CONTROL
DATA
35 FNC0 FUNCTION LOGIC
34 G4G 3G4G
DISCERMMENT
E
33 DSUBSW_ INPUT1
DET CARD ANALOG OUT
SELECT
32 GND GND
31 VYOBI2 NC
30 VYOBI1 RESERVE
29 GND GND
28 GPC5 VIDEO CARD
COMM CARD LINE
27 GPC2 VIDEO CARD
COMM CARD LINE
26 GPC4 VIDEO CARD
COMM CARD LINE
25 GPC1 VIDEO CARD
COMM CARD LINE
24 GPC3 VIDEO CARD
COMM CARD LINE
23 HYOUJI_X 2 SCREENS Permit
/Prohibit
F
22 GND GND
21 IN5_HD INPUT5Å@SYNC
20 IN5_VD INPUT5Å@SYNC
19 GND GND
48
1
2
Basic operation(Numerical unit:Vdc; except for case when units are individually indicated)
AC power ON MAIN POWER "ON"
Function (Power cord
connected to the
No signal
wall outlet)
MAIN 0
MAIN 0 clock signa
l used duaring
data recieved
(3.3Vac),
3.3Vdc when
are received.
MAIN -
MAIN -
MAIN 0
VIDEO SLOT I/F -
VIDEO SLOT I/F 0
VIDEO SLOT I/F 0
Unusual 0Vdc
VIDEO SLOT I/F 0
VIDEO SLOT I/F 0 Clock signal
during data
transmission
(3.3Vac),
3.3Vdc when
are transmitted
VIDEO SLOT I/F 0 During data
exchange:
Clock signal
(3.3Vac),
exchanged:
VIDEO SLOT I/F 0 Clock signal
during data
transmission
(3.3Vac),
3.3Vdc when
are transmitted
VIDEO SLOT I/F 0 During data
exchange:
Clock signal
(3.3Vac),
exchanged:
VIDEO SLOT I/F 0
VIDEO SLOT I/F 0 With INPUT4
0V,Without
INPUT4 5Vdc
VIDEO SLOT I/F 0 When equipped
with PDA-
5003. 0V,When
equipped
with PDA-
5004 0.36Vdc
VIDEO SLOT I/F 0 SLOT digital
ON 0V,SLOT
OFF 3.3Vdc
VIDEO SLOT I/F 0 INPUT3,5
select 5Vdc,
select 0V
VIDEO SLOT I/F 0 PIONEER
CARD:.3Vdc,
OEM CARD:
VIDEO SLOT I/F 0 Clock signal
when data
are received;
4.4Vdc when
are received.
VIDEO SLOT I/F 0 INPUT4,5
5Vdc, INPUT3
Select 0V
VIDEO SLOT I/F 0
equipped with
3G CARD.
0V, When
equipped
CARD. 3.3Vdc
VIDEO VIDEO SLOT I/F 0
select, 0V:
VIDEO CARD
VIDEO SLOT I/F 0
VIDEO SLOT I/F -
VIDEO SLOT I/F 0
VIDEO SLOT I/F 0
VIDEO SLOT I/F 0
VIDEO SLOT I/F 0
VIDEO SLOT I/F 0
VIDEO SLOT I/F 0
VIDEO SLOT I/F 0
VIDEO SLOT I/F 0
0Vdc,Prohibit
VIDEO SLOT I/F 0
VIDEO SLOT I/F INPUT5 SYNC
VIDEO SLOT I/F INPUT5 SYNC
VIDEO SLOT I/F 0
PDP-425CMX
2
3
Power Standby
management
With signal
0 0 0
clock signa clock signa clock signa
l used duaring l used duaring l used duaring
data recieved data recieved data recieved
(3.3Vac), (3.3Vac), (3.3Vac),
3.3Vdc when 3.3Vdc when 3.3Vdc when
no data no data no data no data
are received. are received. are received.
- - -
- - -
3.3V 3.3V 3.3V
- - -
0 0 0
3.3Vdc, Normal 3.3Vdc, 0
Unusual 0Vdc
0 0 0
Clock signal 0
used used
during data
transmission
(3.3Vac),
3.3Vdc when
no data no data
are transmitted
During data 0
exchange:
Clock signal
(3.3Vac),
datanot datanot
exchanged:
3.3Vdc 3.3Vdc
Clock signal 0
used used
during data
transmission
(3.3Vac),
3.3Vdc when
no data no data
are transmitted
During data 0
exchange:
Clock signal
(3.3Vac),
datanot datanot
exchanged:
3.3Vdc 3.3Vdc
0 0 0
With INPUT4 0
0V,Without
INPUT4 5Vdc
When equipped When equipped When equipped
with PDA- with PDA- with PDA-
5003. 0V,When 5003. 0V,When 5003. 0V,When
equipped equipped equipped
with PDA- with PDA- with PDA-
5004 0.36Vdc 5004 0.36Vdc 5004 0.36Vdc
SLOT digital SLOT digital SLOT digital
ON 0V,SLOT ON 0V,SLOT ON 0V,SLOT
digital digital digital
OFF 3.3Vdc OFF 3.3Vdc OFF 3.3Vdc
INPUT3,5 INPUT3,5
select 5Vdc, select 5Vdc,
INPUT4 INPUT4 INPUT4
select 0V select 0V
PIONEER PIONEER PIONEER
CARD:.3Vdc, CARD:.3Vdc, CARD:.3Vdc,
OEM CARD: OEM CARD: OEM CARD:
0V 0V 0V
Clock signal Clock signal Clock signal
(4.4Vac) (4.4Vac) (4.4Vac) (4.4Vac)
when data when data when data
are received; are received; are received;
4.4Vdc when 4.4Vdc when 4.4Vdc when
no data no data no data no data
are received. are received. are received.
INPUT4,5 INPUT4,5 INPUT4,5
Select Select Select
5Vdc, INPUT3 5Vdc, INPUT3 5Vdc, INPUT3
Select 0V Select 0V Select 0V
When When When
equipped with equipped with equipped with
3G CARD. 3G CARD. 3G CARD.
0V, When 0V, When 0V, When
equipped equipped equipped
with 4G with 4G with 4G with 4G
CARD. 3.3Vdc CARD. 3.3Vdc CARD. 3.3Vdc
3.3Vdc: 3.3Vdc: 3.3Vdc: 3.3Vdc:
INPUT1 INPUT1 INPUT1 INPUT1
select, 0V: select, 0V: select, 0V:
VIDEO CARD VIDEO CARD VIDEO CARD
select select select
0 0 0
- - -
3.3Vdc 3.3Vdc 3.3Vdc
0 0 0
0 0 0
0 0 0
0 0 0
0 0 0
0 0 0
Permit Permit Permit
0Vdc,Prohibit 0Vdc,Prohibit 0Vdc,Prohibit
3.3Vdc 3.3Vdc 3.3Vdc
0 0 0
0 INPUT5 SYNC INPUT5 SYNC INPUT5 SYNC
0 INPUT5 SYNC INPUT5 SYNC INPUT5 SYNC
0 0 0
3
4
AC Power OFF
Main power
Signal direction
(Power cord pulled
OFF
(DR : Data Relay)
out of the wall outlet
0 0 0
0 0 MAIN
- - -
- - -
3.3V 0 0
MAIN
- - -
0 0 0
MAIN
0 0 0
VIDEO SLOT I/F
0 0 0
0 0 0
MAIN
0 0 0
MAIN
0 0 0 MAIN
0 0 0 MAIN
0 0 0
0 0 0 VIDEO SLOT I/F
0 0 VIDEO SLOT I/F
0 0 MAIN
digital
0 0 0
MAIN
0 0
VIDEO SLOT I/F
0V
0 0
MAIN
0 0
MAIN
Select
When 0 0
VIDEO SLOT I/F
0 0 VIDEO SLOT I/F
select
0 0 0
- - -
3.3Vdc 0 0 VIDEO SLOT I/F
0 0 0
0 0 0 VIDEO SLOT I/F
0 0 0 VIDEO SLOT I/F
0 0 0 VIDEO SLOT I/F
0 0 0 VIDEO SLOT I/F
0 0 0 VIDEO SLOT I/F
Permit 0 0 VIDEO SLOT I/F
3.3Vdc
0 0 0
INPUT5 SYNC INPUT5 SYNC VIDEO SLOT I/F
INPUT5 SYNC INPUT5 SYNC
VIDEO SLOT I/F
0 0 0
4
-
VIDEO SLOT I/F
-
-
VIDEO SLOT I/F
-
VIDEO SLOT I/F
MAIN
-
VIDEO SLOT I/F
VIDEO SLOT I/F
VIDEO SLOT I/F
VIDEO SLOT I/F
-
MAIN
MAIN
VIDEO SLOT I/F
VIDEO SLOT I/F
MAIN
VIDEO SLOT I/F
VIDEO SLOT I/F
MAIN
MAIN
-
-
MAIN
-
MAIN
MAIN
MAIN
MAIN
MAIN
MAIN
-
MAIN
MAIN
-