Toshiba CTX28 manual Status Indicators, Bit, Led

Strata CTX670 Installation

Remote Expansion Cabinet Unit

Status Indicators

The RRCU1A card set provides two status indicators: a set of LEDs on the ROMS1A card and an RS232C Monitor Port on the RRCU1A. Status indications are provided according to Tables 4-16and 4-17. Binary Code Output is generated upon change of a reported condition.

Table 4-16 RS-232C Binary Code Output

BIT	Label			Function	Normal
					Condition
D0		SD	1: Optical signal not detected		0
			0: Optical signal detected
D1	RDER		1: Code rule violation detected in received data		0
			0: Code rule violation not detected in received data
D2	SYCF		1: Frame synchronization of received data not established		0
			0: Frame synchronization of received data established
D3	SYCS		1: System synchronization between cabinets not established		0
			0: System synchronization between cabinets established
D4	RST		1: Reset signal from CTU detected		0
			0: Reset signal from CTU not detected
D5			Not Used		0
D6			Not Used		1
D7			Not Used		0
Table 4-17 LED Status Indications
LED			Function		Normal
					Condition
PWR		Blinking: Power is supplied			Blinking
		Off: Power is not supplied
SD		On: Optical signal not detected			Off
		Off: Optical signal detected
RDER		On: Code rule violation detected in received data			Off
		Off: Code rule violation not detected in received data
SYCF		On: Frame synchronization of received data not established			Off
		Off: Frame synchronization of received data established
SYCS		On: System synchronization between cabinets not established			Off
		Off: System synchronization between cabinets established
RST		On: Reset signal from CTU detected			Off
		Off: Reset signal from CTU not detected

4-60 Strata CTX I&M 06/04