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Multi-4/8 usb v1.5, v1.6, Rs232 model, Db9 female pin assignment – Solvline USB Multiport User Manual

Page 29: External voltage supply jumper

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Hardware

Multi 4/8 V1.5 & 1.6

Multi-4/8 USB V1.5, V1.6

Multi-4/8 USB V1.5 & V1.6 can work with USB power, so does not need external adapter. But it

can work with external adapter when it needs more stable power supply. It can supply +5V when

the device needs. This feature is useful when small devices such as cash box, bar-code reader

and printer are connected to PC POS system. +5V can be supplied even when Multi-4/8 USB

do

n‟t use external adapter. This supply voltage is supplied through 9th pin of DB9 connector.

(Caution: Never use adapter except +5V. It may damage the MultiPort. )

1. RS232 Model

- DB9 Female Pin Assignment

- External Voltage Supply Jumper

Multi-4U RS232 V1.5, V1.6