Changhong Electric PT4216 Service Manual page 10

Analog signal input port
L3
L4
N2
N1
D1、D2
C3
C1、C2
B1、B2
A2,B3,E3,D3
A3，A4
A5，B4
C4，D4，E1，E2，E4
DVI import port
N4
N3
A6，B6
A8～A10
B8～B10
B11
C6～C11
D6、D8～D10
A7,A11,B5,B7,C7,D7
D11
Low bandwidth ADC port
C13
A12，B12，C12
D12
D13
OCM bus port
AA1~AA3,Y1~Y3,
W1~W3,V1~V4,
U1~U4,T1~T3
AB1~AB3,AC1~AC3,
AD1~AD4,AE1~AE3,
AF1~AF3
OCM port control signal
R1，T4，P1，P2
R2
R3
L1
L2
M1
M2
D25
Standard definition video control port
D16 SVCLK
C14 SVHSYNC
B14 SVVSYNC
A14 SVODD
A17 SVDV
Standard definition video data port
D14,D15,A15,A16, SVDATA7~
B15,B16,C15,C16 SVDATA0
AVSYNC ADC vertical synchronization signal input
AHSYNC ADC horizontal synchronization signal input
VGA-SCL VGA lock input
VGA-SDA VGA digital input
Red analog signal input
RED+、RED-
SOG Green pedestal synchronization signal
Green analog signal input
GREEN+、-
Blue analog signal input
BLUE+、BLUE-
ADC3.3 ADC3.3Vpower supply
ADC1.8 ADC1.8Vpower supply
ADC-DGND ADC digital ground
ADC-AGND ADC analog ground
DVI-SCL
DDC interface , serial clock signal
DVI-SDA
DDC interface ，serial data signal
DVI clock input signal
RXC+，RXC-
DVI input port
～RX2+
RX0+
RX0-～RX2-
REXT External interrupt resistance
DVI-3.3 DVI 3.3V power supply
DVI-1.8 DVI 1.8V power supply
DVI-GND DVI ground
LBADC-33 ADC3.3Vpower supply
ADC analog input channel
LBADC_IN1～
LBADC_IN3
LBADC_RETURN Channel analog ground
LBADC-GND Power supply voltage analog ground
Address input output port
OCMADDR0～
OCMADDR19
OCMDATA0~ Data input output port
OCMDATA15
ROM_CSn~ chip selection signal
ROM_CS2n
OCM_REn Read enable signal
OCM_WEn Write enable signal
OCM_INT2 Interrupt
OCM_INT1
OCM_UDO OCM data output
OCM_UDI OCM data input
OCM_TIMER1 OCM timer input
SV pixels clock input
SV horizon synchronization signal input
SV vertical synchronization signal input
Scan status input
SV data input
SV ITU656 data input
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