Troubleshooting; Section 9: Packaging List - Yale JB-304VCT User Manual

8.2 Troubleshooting

Common malfunctions
No feedback ring after pushing the
call button. Meanwhile the outdoor
camera's LED indicator doesn't turn
on.
No image displayed. The others are
all ok.
Poor image quality
Receive a call but cannot answer.
Ghost image
9. Packaging List
Indoor Phone
Indoor Phone Mounting Bracket
Outdoor Station
Outdoor Station Mounting Bracket
Power adapter
User's manual
Resistors
4 Core Cable
Jumper Caps
Screws
Name Tag Paper
Screw Driver
Terminal Connectors
Possible reasons
Disconnection on the power adapter or socket.
Disconnection on the (red or black) signal wires
Disconnection on the (black) signal wire of the
indoor monitor.
No video resistor connected on the indoor phone.
Wrong matched video resistor connected.
Audio jumper is not on the right position (usually
AF).
No video resistor connected on the indoor monitor.
Two or more outdoor cameras share the same
address.
1no
1no
1no
1no
1no
1no
4 no's
(2 no's of 75 ohms and 2 no's of 150 ohms)
10 meters
4 no's
2 set
(1 set for outdoor station and 1 set for indoor phone)
2 no's
1 no
4 no's of 4 pin terminal connectors
3 no's of 2 pin terminal connectors
1 no of 3 Pin terminal connector
15
Obviation
Replace the power adapter or the
socket
Check and connect the wires
Check and connect the wires.
Check and connect the video resistor.
Replace the wrong video resistor with
a correct one.
Use the audio jumper on the right
position accordingly.
Check and connect the video resistor.
Cut the code wires to make unique
address no. For every outdoor
camera.
(for 12V instant output Lock Terminals)
(for NO.COM.NC Relay Terminal)