
DS7400XiV4-EXP | Reference Guide | 6. Troubleshooting Guide EN | 100
Bosch Security Systems | 1/05| 4998154963B
6. Troubleshooting Guide
6.1 Keypad Problems
Table 135: Keypad Troubleshooting
Symptom Probable Cause Possible Solutions
Entry Error: Please Re-enter displays
on keypad. A three-beep error tone
emits continuously.
a. Two or more keypads share the
same address.
b. The DS7430, DS7433, or
DS7436 is installed in the wrong
pins.
a. Install keypad jumper properly in
back of keypads.
b. Be sure the DS7430, DS7433, or
DS7436 is installed properly.
Keypad displays Not Programmed,
See Install Guide, sounder is on and
the keypad does not operate.
a. The keypad not addressed
properly.
b. The keypad is not programmed
properly.
c. Keypads 11through 15 are not
properly configured.
a. Install the keypad jumper properly
in the back of the keypad.
b. Check keypad programming
addresses 3131-3138.
c. Check keypad addresses 11-15.
System only sees keypads on the
options bus.
Keypad displays Ready to arm, Area 1
when using only one area.
Keypad displays System Fault, sounder
is on, and the keypad does not operate.
The keypad is programmed as a Master
keypad.
a. Keypad wiring error.
b. Keypad(s) assigned to wrong or
non-existent area.
c. The control panel’s
microprocessor isn't running.
Master keypads can only be used on
multi-area systems. Program the
keypad as a standard keypad.
a. Check wiring.
b. Assign the keypad(s) to correct
area. If none of the keypads are
correctly assigned, re-enable
keypad 1 by shorting the program
contacts in the lower right corner
of the main panel board. This
forces program mode and assign
keypad 1 as alpha, non-master to
Area 1.
c. Disconnect battery and any aux.
power load. If the microprocessor
has shut down, aux. power reads
approximately 11.5 VDC. If the
EEProm chip has been field-
replaced, power down AC and
battery, and check for bent or mis-
inserted pins; Otherwise, replace
the control panel.
Keypad alpha display is locked up, but
the keys still function.
The keypad is enabled, but as an LED
keypad.
Enter the program mode at the keypad
and input the correct sequence to re-
enable it as an alpha keypad. Care
must be taken, since there is no visual
feedback to verify programming until
the keypad is properly enabled.
Can't read back history with # 89 input. a. Entering from Master keypad.
b. Not using a PIN with test authority.
a. First enter Single Partition Mode.
b. Use a PIN with test authority.
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