Philips 170A7, Service Manual

Page: 84 / 96

17” LCD Color Monitor
84
3.1 Interface signals
The input signals can be applied in three different modes :
1). D-Sub Analog
Input signal : Video, Hsync., Vsync
Video : 0.7 Vp-p, input impedance, 75 ohm @DC
Sync. : Separate sync TTL level , input impedance 2.2k ohm terminate
Hsync: Positive/Negative
Vsync: Positive/Negative
Composite sync TTL level, input impedance 5k ohm terminate
(Positive/Negative)
Sync on green video 0.3 Vp-p Negative (Video 0.7 Vp-p Positive)
2). Intel DVI Digital
NA
3).
Audio
Input signal: 500mVrms
Loudspeaker (Impedance: 16 Ohm +/-15%): 2W+2W stereo for RMS Power
Frequency range: 320Hz - 13KHz
Headphone connection will mute speakers
3.2 Interface
3.2.1 D-Sub Cable
Length : 1.8 M +100/- 0 mm (fixed)
Connector type : D-Sub male with DDC2B pin assignments.
Blue connector thumb-operated jack screws
pin assignment :
PIN No. SIGNAL
1 Red
2 Green/
SOG
3 Blue
4 Sense
(GND)
5 Cable Detect
6 Red GND
7 Green GND
8 Blue GND
9 DDC +5V
10 GND
11 Sense (GND)
12 Bi-directional data
13 H/H+V sync
14 V-sync
15 Data
clock