140-Pin PCM
140-PIN PCM POWER AND GROUNDS
| Function | Description | Connector/Pin |
|---|---|---|
| VPWR | Voltage input to module | B51 |
| VPWR | Voltage input to module | B52 |
| PWRGND | Power ground | B67 |
| PWRGND | Power ground | B68 |
| PWRGND | Power ground | B69 |
| CSEGND | Case ground | B66 |
| SIGRTN | Connector B signal return | B58 |
| SIGRTN | Connector E signal return | E58 |
| VREF | Connector B buffered 5.0-volt reference | B33 |
| VREF | Connector E buffered 5.0-volt reference | E57 |
| KAPWR | Keep alive power | B54 |