Siemens C35 series Service Manual page 33

If you use the C35 battery dummy, then make sure that the power supply voltage is correctly
adjusted 4.0V & 3A current rating.
Description
Adaptor-Cable-Bootadaptor, C35/C35
Boot Adaptor
IBM Compatible PC – Pentium
TABLE 2.1 EQUIPMENT LIST FOR SOFTWARE PROGRAMMING.
V1.0
Part No.
V30146-A5004-D
L24857-F1006-A30
-
31