Bosch DS7400XiV4-EXP Spécifications télécharger pdf (Page 105)

DS7400XiV4-EXP | Reference Guide | 6. Troubleshooting Guide EN | 105

Bosch Security Systems | 1/05| 4998154963B

Table 138: General System Troubleshooting (continued)

Symptom Probable Cause Possible Solutions

#87 display = Communicator Err

#89 display = Report Failure X

The control panel has failed to

communicate.

Check history #89 to determine the

source:

Report Failure 1 = Phone number 1

Report Failure 2 = Phone number 2

Report Failure 3 = Phone number 3

(remote

programmer)

Report Failure 4 = DS7416i

Communications

fault

#87 display = 2Ph/Bell Fault

#89 display = System Fault 10

a. The dual phone line/bell

supervision module (DS7420i) is

defective or the wiring to the

module is defective.

b. There is no DS7420i or a

DS7420i was removed from the

system.

a. Check the wiring to the module.

b. Enter, then exit programming

mode. This will re-scan the

options bus and clear the

problem.

#87 display = Line 1 Fault

#89 display = System Fault 11

There is a phone line fault on line 1. Check phone line 1 for proper

operation.

#87 display = Line 2 Fault

#89 display = System Fault 12

Check phone line 2 for proper

operation. To monitor only one phone

line, reprogram address 4021.

#87 display = Bell Fault

#89 display = System Fault 13

There is a phone line fault on line 2. Check the bell circuit wiring. Be sure

that the end-of-line resistor is in place.

Place an end-of-line resistor across the

bell terminals if the bell circuit is not

used.

#87 display = Aux. Output Fault

#89 display = System Fault 14

The bell circuit on the DS7420i is open

or shorted.

The auxiliary circuit on the DS7420i is

open or shorted.

Check the auxiliary circuit wiring. Be

sure that the end-of-line resistor is in

place. Place an end-of-line resistor

across the auxiliary terminals if the

auxiliary circuit is not used. Cut the

auxiliary supervision jumper on the

DS7420i to use the auxiliary circuit

without supervision.

#87 display = Aux Power Fault

The auxiliary power output has been

shorted.

Remove wiring from auxiliary power

and check for shorts.

#87 display = Keypad Fault

a. The keypad wiring is defective.

b. A keypad is missing.

c. A keypad was programmed, but is

not intended in this system.

a. Check keypad operation and

wiring.

b. Install a keypad.

c. Remove from programming (3131

to 3138).

1 2 ... 100 101 102 103 104 105 106 107 108 109 110 ... 143 144

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Bosch DS7400XiV4-EXP Spécifications Page 105

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