User manual

Raisecom Technology Co., Ltd
8
connector type is DSC/PC. TX stands for optical output, RX for optical input.
z For single strand fiber model, RCMS2301-30-FV35 and RCMS2501-30-FV35, the TX wavelength of
RCMS2301-30-FV35 is 1310nm, and the TX wavelength of RCMS2501-30-FV35 is 1550nm. The
fiber connector type is SC/PC.
4.2. Description of the Rear Panel
DCE
Sketch of rear panel of RCMS2X01-30-FV35 series
4.2.1. Power Socket
When using AC power supply, 220V standard 3-phase power socket.
When using DC power supply, -48V power socket. The left pin is connected with -48V, right pin 0V, and
middle pin for protecting ground.
4.2.2. V.35 (DCE) Interface
V.35 interface adopts V.35/ISO2593: DCE Connector Face,
34-pin female connector. It can be connected with standard DTE
cable. The interface definition is as follows:
Name I/O Pin Number
Chassis Ground — CGND - A
Signal Ground — GND - B
Receive Data (A) — RD(A) O R
Receive Data (B) — RD(B) O T
Receive Timing (A) — RCK(A) O V
Receive Timing (B) — RCK(B) O X
Send Data (A) — TD(A) I P
Send Data (B) — TD(B) I S
Send Timing (A) — TCK(A) O Y
Send Timing (B) — TCK(B) O AA