AT&T 555-230-894 manual OFF On on OFF OFF

Install and Connect the Cabinets

13	ON	ON
	OFF	OFF

2	3			7
		4		6
1		1		5
ON ON		ON ON		ON ON
			12
OFF		OFF OFF		OFF OFF

12 11 7

77

9

8

10

Figure Notes:

1.Expansion Port Network (EPN) Control Cabinet A

2.Circuit breaker

3.Power supply

4.Power receptacle in power supply

5.Processor Port Network (PPN) Control Cabinet A

6.Cabinet-stack single-point ground block

7.Power cord 2.5 meters

8.National Electrical Manufacturer’s Association (NEMA) 5-15 or National Electrical Manufacturer’s Association (NEMA)5-20 receptacle or equivalent locally provided receptacles

9.6 AWG ground wire to approved ground

10.Generic 3 Management Terminal (G3-MT)

11.10 AWG Coupled Bonding Conductor

12.6 AWG cabinet-stack ground conductor

13.Port cabinet

Figure 4-2. Typical AC Power and Grounding Arrangement for Single-Carrier Cabinet (Rear View)

4-4Issue 1 September 1995