DescriptionSerial port on a Tatung TWN-5213 CU marked "RS232".png
English: The serial port on a Tatung TWN-5213 CU is through a Hirose 3560-16S connector. Adjacent to it is the reset button. The hinged plastic cover is marked "RESET/RS232C". The mating connector is 3530-16P-CV or 3540-16P-CV. The smallest increment on the scale is 1 mm; the connector is approximately 20 mm wide. Tests have obtained no signals on any contact.
Numbering of contacts as seen above.
2 4 6 ... 12 14 16
1 3 5 ... 11 13 15
Resistance in ohms measured from each contact to the steel frame.
1 12 k
2 infinity
3 4 k
4 infinity
5 infinity
6 infinity
7 infinity
8 0
9 4 k
10 4 k
11 4 k
12 4 k
13 infinity
14 infinity
15 infinity
16 0
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