BenQ SX930 Service Manual page 23

1.1.9 Audio Headphone Output (Phone-Jack
(1) Pin definition
(2) Signal Level:
PIN Signal
25 Audio Out Right
Audio out detect
23/24
Audio Out Left
22
1.1.10 RS232 Control Port
(1) Pin definition (D-Sub 9 Pin)
(2) Signal Level:
PIN Signal
1 NC
2 RX
3 TX
4 NC
5 GND
6 NC
7 RTSZ
8 CTSZ
9 NC
1.1.11 Lan Control Port (Follow IEEE 802.3)
(1) Pin definition(speed:10M/100M)
(2) Signal Level:
φ3.5mm
Parameter
Amplitude
Load Impedance
Output ON
Output Off
Amplitude
Impedance
Parameter
Amplitude (with sync)
Amplitude
)
Min Type Max
400 500 600
32 10kohm
0.2
0.8
400 500 600
32 10kohm
Min Type Max
-25
-13.2
23
mV ( when input =
500mVrms , volume
maximum and Measurement
on 10kohm loading)
Ω
VDD
VDD
mV ( when input =
500mVrms , volume
maximum and Measurement
on 10kohm loading)
Ω
25 Volt
13.2 Volt