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Appendix B – Product Approvals, Regulatory Design Considerations, Compliance
SocketModem Placement
This figure illustrates where to place the SocketModem on a typical application. It must be placed so that the analog end is near the phone jack.
0.035 [0.889] Drill with 0.060 [1.524] Pad
.0787 TYP
[2]
0.125 [3.175]
Analog to Digital Barrier (Shown for Reference Only)
1.732
[44]
.750
[19.05]
.145
[3.683]
.945
[24.003]
B or C
Note: The locking end of C should go in the Motherboard.
E (Digital) | F |
|
|
| G | |
D (Power and GND) |
| Note: The modem should be placed with the | |
A | analog pins as close as possbile to the line jack. | ||
| |||
D (Analog) |
|
|
Figure B–3. SocketModem Placement
Note: The dimensions in this diagram are examples only.
See the mechanical drawing in Chapter 2 for true dimensions.
Key
Qty | Ref | Name | Description |
1 | A | Reference | Generic Motherboard |
1 | B (or C) | Recommended | RICHCO |
1 | C (or B) | Recommended | RICHCO |
2 | D | Recommended | Singatron Enterprises |
2 | E | Recommended | Singatron Enterprises |
1 | F | Reference | ModemModule Assembly |
1 | G | Reference | Line Jack |
Note: The analog to digital barrier is really a safety isolation barrier between TNV and SELV.
51 |