CTX pv500a Manuales De Servicio
Service Guide
PV500T SERIES
4
2.2 Display Input
2.2.1. RGB Video
2.2.2. Sync Signal
2.2.2. Sync Signal
Analogue, 0.0 to 0.7 V peak to peak
Separate RGB
Input impedance 75 Ohm
Positive polarity
Separate horizontal & vertical sync (3.3V & 5V)
Low level 0.8 V maximum
High level 2.0 V minimum
Input impedance 5K ohm
Positive or negative polarity
Separate RGB
Input impedance 75 Ohm
Positive polarity
Separate horizontal & vertical sync (3.3V & 5V)
Low level 0.8 V maximum
High level 2.0 V minimum
Input impedance 5K ohm
Positive or negative polarity
2.2.3. Display Input Connection
a. Detachable Mini D-sub 15 pin male in two ends signal
cable.
b. A female Mini D-sub 15 pin base .
Pin 1 Red
Pin 2 Green
Pin 3 Blue
Pin 4 No Connection
Pin 5 Ground
Pin 6 R Return
Pin 7 G Return
Pin 8 B Return
Pin 2 Green
Pin 3 Blue
Pin 4 No Connection
Pin 5 Ground
Pin 6 R Return
Pin 7 G Return
Pin 8 B Return
Pin 9 No Connection
Pin 10 Ground
Pin 11 Ground
Pin 12 SDA
Pin 13 H. Sync
Pin 14 V. Sync
Pin 15 SCL
Pin 10 Ground
Pin 11 Ground
Pin 12 SDA
Pin 13 H. Sync
Pin 14 V. Sync
Pin 15 SCL
2.3 Audio Input (LPC15B13AA75 / LPC15W13AA75 only)
2.3.1. Audio Input Signal
Right & Left channels.
Input level : 1Vrms(typical), 2Vrms(max)
Input Impedance : 15 K ohm
Input Impedance : 15 K ohm
2.3.2. Audio Input Connection
a. Detachable stereo head phone in two ends signal
cable.
b. A female stereo phone jack base.
2.4 Touch Signal
2.4.1. RS232 Connection
a. Detachable male RJ-11 and female mini D-sub RS232
9 Pin signal cable.
b. A standard female RJ-11 type base.
RJ-11 RS232
Description
Pin 1
Pin 2
Pin 4
Pin 3
Pin 2
Pin 4
Pin 3
Pin 2
Pin 3
Pin 5
Pin 1,4,6,7,8,9
Pin 3
Pin 5
Pin 1,4,6,7,8,9
RxD
TxD
GND
NC
TxD
GND
NC