D9412GV2/D7412GV2 | Troubleshooting Guide | 3.0 Troubleshooting
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Bosch Security Systems, Inc. | 11/05 | F01U011024B 25
3.2 Point Symptoms
Table 15: Point Symptoms
Symptom Corrective Action
Keypad shows POINT TROUBLE.
Refer to TTP10 Point Trouble on page 25.
Control panel’s on-board point has only an EOL
resistor connected directly to it, but the keypad
indicates that the point is faulted.
Refer to
TTP16 Point Trouble on One of the Eight On-board Points on
page
57.
Point 8 has an EOL resistor and indicates a short.
Refer to TTP16 Point Trouble on One of the Eight On-board Points on
page 57. Pay particular attention to the Initial Actions.
Control panel’s on-board point has only an EOL
resistor connected to it, but the keypad indicates
the point is faulted.
Refer to
TTP16 Point Trouble on One of the Eight On-board Points on
page
57.
Points 128 and 248 are missing.
Refer to TTP19 Points 128 and 248 Are Missing on page 58.
Point indicates a short circuit when it is open.
Refer to
TTP20 Point Indicates a Short Circuit When It Is Open on page 59.
Extra points on the system.
Refer to TTP21 Extra Points on the System on page 60.
Keypad shows SERVICE ZONEX.
Refer to
TTP22 Keypad Shows SERVICE ZONEX on page 62.
Control panel sends PT BUS TROUBLE reports
to the central station.
Refer to TTP22 Keypad Shows SERVICE ZONEX on page 62.
All points on a point expansion technology appear
shorted.
Refer to
TTP22 Keypad Shows SERVICE ZONEX on page 62.
Point does not respond as programmed.
Refer to TTP25 Point Does Not Respond as Programmed on page 63.
Missing Points Go to the customer site and locate a keypad that shows POINT TROUBLE.
Then refer to TTP10 Point Trouble on page 25.
Unexpected voltage on on-board point wiring.
Refer to TTP50 Unexpected Voltage on On-board Point Wiring on page 108.
TTP10: Point Trouble
Procedure
1. Refer to Section
4.1.1 Identifying the Point Expansion
Technologies Installed on the System
on page 113 to
determine which point expansion technologies are
installed at the site.
2. Refer to TTP32 Silencing Alarms or Troubles, and
Clearing Keypad Memory
on page 70 to silence
alarms or troubles, clear keypad memory, and
view the points that are in alarm or trouble.
3. From the keypad, press [MENU/ESC], then press
[NEXT] until you see VIEW PT STATUS.
4. If using a D1255 Keypad, press [ENT] three times.
If using a D1260 Keypad, press
[VIEW PT STATUS][Next][Status].
5. Press [NEXT] to view each point’s status.
If there are more than one point expansion
technologies connected to the control panel,
and you do not know which points are
connected to each technology, perform the
procedures in Section 4.1.2 Setting Up the
Control Panel on page 114, and Section
4.1.3 Identifying the Points Associated with
Each Point Expansion Technology on page
115 before continuing with this procedure.
Only troubleshoot one point expansion
technology at a time.
6. If the addressable point in trouble is connected to:
• a D8128C or D8128D OctoPOPIT Module,
refer to
TTP11 on page 26.
• a D8125 Zone Expansion Module, refer to
TTP12 on page 30.
• a D8125MUX Multiplex Bus Interface, refer
to
TTP13 on page 37.
• a D8125INV Wireless Interface Module,
refer to
TTP14 on page 48.
• a D9210B Access Control Interface Module,
refer to
TTP15 on page 55.
• one of the on-board points, refer to
TTP16 on
page
57.
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