Beep Sound - Acer P5271 Service Manual

No Symptom
Network Func-
17 tion Abnormal
(only for P5271i)
Wireless Func-
18 tion Abnormal
(only for P5271i)

3-3 Beep Sound

No
1 Power on (as soon as power button pressed) So(0.3s)
2 Power on (lamp lighting failed)
Power on (lens cap was not opened, for the
3
model with sliding lens cover only)
Close lens cap while projector is operating
4
(for the model with sliding lens cover only)
5 Power off (power button pressed twice)
6 Fan lock
7 Overheat
8 Lamp error
9 Lamp Life reminding
10 Presentation Timer (time is up)
- Ensure you use the right LAN cable.
- Ensure RJ45 Connector work well (after joining RJ45 line, Green
LED and Red LED of RJ45 Port will light).
- Check Internet Source and Wireless Module if LED message is in
abnormal status.
- Check Main Board if LED message is in normal status.
- Ensure setting on projector and PC (Laptop) are correct.
- Ensure the signal strength of wireless network connection is
good enough.
- Check Wireless Module
- Check Main Board
Scenario
P5271/P5290/P5390W/P5271i Confidential
Procedure
Beep sound definition
2 x {So(0.1s) – Off(0.1s)} per lighting failure
12s interval for each trial lighting. Max 4
times of trial
2 x {So(0.1s) – Off(0.1s)} periodically per 3
seconds, Totally 5 cycles. Turn off projector
after 5 cycles.
2 x {So(0.1s) – Off(0.1s)} periodically per 3
seconds, Totally 5 cycles. Turn off projector
after 5 cycles.
So(0.3s)
So(0.1s) periodically per second
2 x {So(0.1s) – Off(0.1s)} periodically per
second
3 x {So(0.1s) – Off(0.1s)} periodically per
second
3 x {Do(0.2s) – Off(0.8s) – So(0.2s)
– Off(0.8s)} with reminding message
3 x {Do(0.1s) – Off(0.9s)} - So(0.5s)
3-6