Foscam WS-7004, Руководство пользователя по установке и эксплуатации

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17
、
The keyboard can not control the DVR.
Possible reasons are as followed:
1 The serial port of the DVR is not set correctly.
2 The address is not correct.
3 When multiple transformers are connected, the power supply is not large enough. Please give each
transformer individual power supply.
4 The distance is too far.
18
、
Alarm can not be recessional.
Possible reasons are as followed:
1 The setting of the alarm is not correct.
2 The alarm output is turned on manually.
3 The input machine is damaged or the connections are not correct.
4 There are some problems for specific program edition, Please update the program.
19
、
Alarm is not working.
Possible reasons are as followed:
1 The setting of the alarm is not correct.
2 The connection of the alarm is not correct.
3 The alarm input signal is not correct.
4 A alarm is connected with two loops synchronously.
20
、
The remote controller is not working,
Possible reasons are as followed:
1 The remote control address is not correct.
2 The remote control distance is too far or the angle is too large.
3 The battery is used up.
4 The remote controller or the front panel of the recording machine is damaged.
21
、
The storage time is not enough.
Possible reasons are as followed:
1 Front vidicon quality is bad. The lens is too dirty. The vidicon is in backlighting installation.
2 The hard disk capability is not enough.
3 The hard disk is damaged.