> +--\/----\/--+   +------------+
> |            | 14|0          0|1
> |  o o o o   |   |            |
> |  o     o   | 13|0          0|2
> |  o     o   |   |      T     |
> |  o o o o   | 12|0     I    0|3
> |  o     o   |   |      L     |
> |  o     o   |   |      3    0|4
> |o o o o o o |   |      1     |
> |            | 10|0     1    0|5
> |   +---+    |   |            |
> |   |IC |    |   |            |
> |   |   |    |   |            |
> |   +---+    |  8|0          0|7
> +-----/\-----+   +------------+
>
> Maybe this will shed some light on the problem.

Similar to some HP displays I *had*, should be
BCD encoding + GND + VCC + CS :
Pin 7 - GND
Pin 14 - VCC
1-5 probably digital....