BenQ MX613ST, Product Service Manual

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(2) Signal Level:
PIN Signal Parameter Min Type Max
6
Audio Out
Right
Amplitude mV
Impedance 32 Ω
7
Audio out
detect
Output ON 0.2 VDD
Output Off 0.8 VDD
8 NC
5 GND
9 Audio Out Left
Amplitude mV
Impedance 32 Ω
2.1.9 RS232 Control Port
(1) Pin definition (D-Sub 9 Pin)
(2) Signal Level:
PIN Signal Parameter Min Type Max
1 NC
2 RX Amplitude (with sync) -25 25 Volt
3 TX Amplitude -13.2 13.2 Volt
4 NC
5 GND
6 NC
7 RTSZ
8 CTSZ
9 NC
2.2 Speaker
Signal Parameter Min Type Max
Audio Impedance (audio in) 10 Kohm
Amplitude (audio in) 500 mVolts rms
Bandwidth 300Hz 16kHz
S/N Ratio 40 dB
Total Harmonic Distortion 10 %
3. Power Specification
3.1 Input Power Specification
Specification Description
Input Voltage Range
The unit shall meet all the operating requirements with the range 90 ~
264 VAC
Frequency Range
The unit shall meet all the operating requirements with an input
frequency range 47 Hz ~ 63 Hz
Regulation Efficiency 80 % (typical) measuring at 115Vac and full load