D7212G
Telephone Connections
6.0Telephone Connections
6.1Registration
The Bosch Security Systems D7212G Control/Communicator is registered with the Federal Communication Commission under Part 68, for connection to the public telephone system using an RJ31X or RJ38X jack installed by the local phone company.
Note: | An RJ31X jack can be modified by placing a jumper wire between Terminals 2 and 7 to become an RJ38X jack. |
6.2Notification
Do not connect registered equipment to party lines or
•The particular line to which the panel will be connected
•Make (Bosch Security Systems), model (D7212G), and serial number of the panel
•FCC registration number and ringer equivalence for the panel:
- FCC Registration Number: |
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| RJ31X | RJ31X | |
| RING (red) |
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| TIP (green) | |||||
- Ringer Equivalence: 0.1B |
| R1 | R | T T1 | |||
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6.3 | Location |
| 1 | 2 | 4 | 5 | 7 8 |
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To prevent jamming of signals, wire the RJ31X or RJ38X jack |
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before the |
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| TELCO | ||
Figure 8. Install the jack on the street side of the phone switch, | (TIP) | (RING) |
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wired ahead of any PBX equipment. Line seizure provides for a |
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temporary interruption of normal phone usage while the |
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communicator transmits data. After installation, confirm that |
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the panel seizes the line, acquires dial tone, reports correctly to |
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the receiver, and releases the phone line to the |
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system. |
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6.4 | Phone Cord Connection |
| Figure 8: RJ31X Wiring |
Connect one end of a D161 (7 ft. [2.1 m]) or D162 (2 ft. [61 cm]) Telephone Cord to the TELCO Cord connector located on the bottom left corner of the panel. See Figure 9. Connect the other end to the RJ31X or RJ38X jack.
Note: | To supervise the phone cord, use an RJ38X jack. |
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| Telephone Cord |
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| Connector |
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| N | S |
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| GROUND START | RED PHONE |
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| Requires | LED | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | L |
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| Relay Model | ON WHEN | L | GRN | |||||||||||||
| D136 in Ground | COMMUNICATING |
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| Start Socket | OFF WHEN IDLE |
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| Phone LED |
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| Operation Monitor |
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| LED (Green) |
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Figure 9: Phone Connector and LED and Operation Monitor LED Locations
6.5Phone LED (Red)
The red Phone LED lights when the panel seizes the phone line and remains lit until the panel returns the phone line. See Figure 9 for the location of the red LED.
D7212G Operation and Installation Guide
© 2003 Bosch Security Systems | Page 31 | 4998138544C |