Based on industry standards and complying with the modular design idea, the S7502 combines advantages of the mainstream products in the industry. The reasonable division of the system module ports makes it has a sound system structure and standard, independent functional modules. By far, the S7502 provides auto-sensing 10/100/1000 Mbps Ethernet electrical ports, 100 Mbps Ethernet (single mode/multimode) optical ports, GE (single mode/multimode) GBIC optical ports, SFP optical ports and 10GBASE-R-XENPAK ports.

The following sections describe the LPU specifications and performances in detail.

2.2 LS81FT48E

Figure 2-1 LS81FT48E appearance

2.2.1 Technical Specifications

This LPU provides forty-eight auto-sensing 10/100 Mbps Ethernet electrical ports.

Table 2-1 LS81FT48E specifications

Item	LS81FT48E
CPU	MPC8241, 200 MHz
Boot ROM	512 KB
SDRAM	128 MB
Dimensions (H ´ W x D)	40.1 × 376.7 × 354.5 mm (1.6 × 14.8 × 14 in.)
Max power consumption	35 W
Connector	RJ-45
Number of ports	48
Port rate	l 10/100 Mbps half-/full-duplex l MDI/MDI-X auto-sensing
Matching cable and maximum transmission distance	Category-5 twisted pair with maximum transmission distance of 100 m (328 ft)
Supported standard	l IEEE 802.3 l IEEE 802.3u l IEEE 802.3ad l IEEE 802.3x l IEEE 802.1p l IEEE 802.1D l IEEE 802.1Q l IEEE 802.1X l IEEE 802.1s l IEEE 802.1w

2.2.2 Panel and LEDs

Figure 2-2 LS81FT48E panel

(1) Silkscreen of the LPU name	(2) Captive screw
(3) LPU edge (Purple)	(4) Ejector lever
(5) Ethernet port LED	(6) Ethernet port

Figure 2-3 Partial amplification of LS81FT48E panel

Every port has a green LED. The following table describes the LED state.

Table 2-2 LED state description of LS81FT48E

LED	State	Description
LINK/ACT	OFF	No link is present.
	ON	A link is present
	Blinking	Packets are being transmitted/received on the port.

2.2.3 Matching Cable

The matching cable to the port is category-5 twisted pair with a maximum transmission distance of 100 m (328 ft).

2.3 LS81FT48F

Figure 2-4 LS81FT48F appearance

2.3.1 Technical Specifications

This LPU provides 48 ´ 10/100 Mbps auto-sensing Ethernet electrical port service channels. And all the ports support PoE, that is, to implement remote power supply to PDs through Ethernet twisted pair cables.

Table 2-3 LS81FT48F specifications

Item	LS81FT48F
CPU	MPC8241, 200 MHz
Boot ROM	512 KB
SDRAM	128 MB
Dimensions (H ´ W x D)	40.1 × 376.7 × 354.5 mm (1.6 × 14.8 × 14 in.)
Max power consumption	35 W
Connector	RJ-45
Number of interfaces	48
Port rate	l 10/100 Mbps half-/full-duplex l MDI/MDI-X auto-sensing
Matching cable and maximum transmission distance	Category-5 twisted pair with maximum transmission distance of 100 m (328 ft)
Maximum PoE distance	100m (328 ft)
Max power each port can provide	Each port provides a maximum power of 15.4 W for the connected device.
Supported standard	l IEEE 802.3 l IEEE 802.3u l IEEE 802.3x l IEEE 802.3ad l IEEE 802.1p l IEEE 802.1D l IEEE 802.1Q l IEEE 802.1X l IEEE 802.1s l IEEE 802.1w l IEEE 802.3af

2.3.2 Panel and LEDs

Figure 2-5 LS81FT48F panel

(1) Silkscreen of the LPU name	(2) Captive screw
(3) LPU edge (Purple)	(4) Ejector lever
(5) Ethernet port LED	(6) Ethernet port (Supporting PoE)

Figure 2-6 Partial amplification of LS81FT48F panel

Every port has a green LED. The following table describes the LED state.

Table 2-4 LED state description of LS81FT48F

LED	State	Description
LINK/ACT	Off	No link is present.
	On	A link is present
	Blinking	Packets are being transmitted/received on the port.

2.3.3 Matching Cable

The matching cable to the port is category-5 twisted pair with a maximum transmission distance of 100 m (328 ft).

2.4 LS81FP48

Figure 2-7 LS81FP48

2.4.1 Technical Specifications

This LPU provides 48 ´ 100 Mbps full duplex SFP Ethernet optical ports.

Table 2-5 LS81FP48 specifications

Item	LS81FP48
CPU	MPC8241, 200 MHz
Boot ROM	512 KB
SDRAM	128 MB
Dimensions (H x W x D)	40.1 × 376.7 × 354.5 mm (1.6 × 14.8 × 14 in.)
Max power consumption	36.5 W
Connector	LC
Number of ports	48
Port transmission speed	100 Mbps full duplex
SFP module	l SFP-FE-SX-MM1310-A l SFP-FE-LX-SM1310-A l SFP-FE-LH40-SM1310 l SFP-FE-LH80-SM1550 l SFP-FE-LX-SM1310-BIDI l SFP-FE-LX-SM1550-BIDI
Supported standard	l IEEE 802.3 l IEEE 802.1p l IEEE 802.1Q l IEEE 802.1D l IEEE 802.3x l IEEE 802.3ad l IEEE 802.1X l IEEE 802.1s l IEEE 802.1w

2.4.2 Panel and LEDs

Figure 2-8 LS81FP48 panel

(1) Silkscreen of the LPU name	(2) Captive screw
(3) LPU edge (Purple)	(4) Ejector lever
(5) SFP interface LED	(6) SFP interface

Figure 2-9 Partial amplification of LS81FP48 panel

Each 100 Mbps electrical port has a green LED with it, which is described in the following table.

Table 2-6 Description of a LS81FP48 LED

LED	State
LINK/ACT	OFF	The link is down or no link presented.
	ON	The link is active.
	Blinking	Data is being transmitted/received through the port.

2.4.3 Matching Cable

Table 2-7 LS81FP48 port cables

SFP module	Central wavelength	Connector	Matching cable	Maximum transmission distance
SFP-FE-SX-MM1310-A	1,310 nm	LC	Multimode optical fiber cable	2 km (1.2 mi)
SFP-FE-LX-SM1310-A	1,310 nm	LC	9 µm/125 µm single mode optical fiber cable	15 km (9.3 mi)
SFP-FE-LH40-SM1310	1,310 nm	LC	9 µm/125 µm single mode optical fiber cable	40 km (24.9 mi)
SFP-FE-LH80-SM1550	1,550 nm	LC	9 µm/125 µm single mode optical fiber cable	80 km (about 49.7 mi)
SFP-FE-LX-SM1310-BIDI	1550 (receive)/1310nm (transmit)	LC	9 9 µm/125 µm single mode optical fiber cable	15 km (9.3 mi)
SFP-FE-LX-SM1550-BIDI	1310 (transmit)/1550nm (receive)	LC	9 µm/125 µm single mode optical fiber cable	15 km (9.3 mi)

2.5 LS81GT8UE

Figure 2-10 LS81GT8UE appearance

2.5.1 Technical Specifications

This LPU provides eight 10/100/1000 Mbps auto-sensing Ethernet electrical ports.

Table 2-8 LS81GT8UE specifications

Item	LS81GT8UE
CPU	MPC850, 50 MHz
Boot ROM	512 KB
SDRAM	64 MB
Dimensions (H x W x D)	40.1 × 376.7 × 354.5 mm (1.6 × 14.8 × 14 in.)
Max power consumption	11 W
Connector	RJ-45
Number of ports	8
Port rate	l 10/100/1000 Mbps half-/full-duplex l MDI/MDI-X auto-sensing
Matching cable and maximum transmission distance	Category-5 twisted pair with maximum transmission distance of 100 m (328 ft)
Supported standard	l IEEE 802.3 l IEEE 802.3u l IEEE 802.3ab l IEEE 802.3x l IEEE 802.1D l IEEE 802.1Q l IEEE 802.1X l IEEE 802.1s l IEEE 802.1w

2.5.2 Panel and LEDs

Figure 2-11 LS81GT8UE panel

(1) Ethernet port number	(2) Port status LED(LINK)
(3) Interface status LED (ACT)	(4) Silkscreen of the LPU name
(5) Captive screw	(6) LPU edge (Purple)
(7) Ejector lever	(8) Ethernet interface (Gigabit)

Figure 2-12 Partial amplification of LS81GT8UE panel

Every port has two LEDs. The following table describes the LED state.

Table 2-9 LED state description of LS81GT8UE

LED	State
LINK	OFF	No link is present.
LINK	ON	A link is present.
ACT	OFF	No packets are transmitted/received on the port.
ACT	Blinking	Packets are being transmitted/received on the port.

2.5.3 Matching Cable

The matching cable to the port is category-5 twisted pair with a maximum transmission distance of 100 m (328 ft).

2.6 LS82GT20

Figure 2-13 LS82GT20 appearance

2.6.1 Technical Specifications

This LPU provides 20 x 10/100/1000 Mbps auto-sensing Ethernet electrical ports.

Table 2-10 LS82GT20 specifications

Item	LS82GT20
CPU	MPC8241, 200 MHz
Boot ROM	512 KB
SDRAM	64 MB
Dimensions (H x W x D)	40.1 × 376.7 × 354.5 mm (1.6 × 14.8 × 14 in.)
Max power consumption	45 W
Connector	RJ-45
Number of ports	20
Port rate	l 10/100 Mbps half-/full-duplex l 1000 Mbps full-duplex l MDI/MDI-X auto-sensing
Matching cable and maximum transmission distance	Category-5 twisted pair with maximum transmission distance of 100 m (328 ft)
Supported standard	l IEEE 802.3 l IEEE 802.3u l IEEE 802.3ab l IEEE 802.3x l IEEE 802.1p l IEEE 802.1D l IEEE 802.1Q l IEEE 802.1X l IEEE 802.1w l IEEE 802.1ad l IEEE 802.1s

2.6.2 Panel and LEDs

Figure 2-14 LS82GT20 panel

(1) Silkscreen of the LPU	(2) Captive screw
(3) LPU edge (Purple)	(4) Ejector lever
(5) Ethernet interface (Gigabit)	(6) Ethernet port LED

Figure 2-15 Partial amplification of LS82GT20 panel

Every port has one LED. The following table describes the LED state.

Table 2-11 LED state description of LS82GT20

LED	State	Description
LINK/ACT	OFF	No link is present.
	ON	A link is present
	Blinking	Packets are being transmitted/received on the port.

2.6.3 Matching Cable

The matching cable to the port is category-5 twisted pair with a maximum transmission distance of 100 m (328 ft).

2.7 LS82GT20A

Figure 2-16 LS82GT20A appearance

2.7.1 Technical Specifications

This LPU provides 20 x 10/100/1000 Mbps auto-sensing Ethernet electrical ports.

Table 2-12 LS82GT20A specifications

Item	LS82GT20A
CPU	MPC8241, 200 MHz
Boot ROM	512 KB
SDRAM	128 MB
Dimensions (H x W x D)	40.1 × 376.7 × 354.5 mm (1.6 × 14.8 × 14 in.)
Max power consumption	45 W
Connector	RJ-45
Number of ports	20
Port rate	l 10/100 Mbps half-/full-duplex l 1000 Mbps full-duplex l MDI/MDI-X auto-sensing
Matching cable and maximum transmission distance	Category-5 twisted pair with maximum transmission distance of 100 m (328 ft)
Supported standard	l IEEE 802.3 l IEEE 802.3u l IEEE 802.3ab l IEEE 802.3x l IEEE 802.1p l IEEE 802.1D l IEEE 802.1Q l IEEE 802.1X l IEEE 802.1w l IEEE 802.1ad l IEEE 802.1s

2.7.2 Panel and LEDs

Figure 2-17 LS82GT20A panel

(1) Ethernet interface (Gigabit)	(2) Silkscreen of the LPU name
(3) Captive screw	(4) LPU edge (Purple)
(5) Ejector lever	(6) Ethernet port LED

Figure 2-18 Partial amplification of LS82GT20A panel

Every port has one LED. The following table describes the LED state.

Table 2-13 LED state description of LS82GT20A

LED	State	Description
LINK/ACT	OFF	No link is present.
	ON	A link is present
	Blinking	Packets are being transmitted/received on the port.

2.7.3 Matching Cable

The matching cable to the port is category-5 twisted pair with a maximum transmission distance of 100 m (328 ft).

2.8 LS81GT48

Figure 2-19 LS81GT48 appearance

2.8.1 Technical Specifications

This LPU provides 48 x 10/100/1000 Mbps auto-sensing Ethernet electrical ports.

Table 2-14 LS81GT48 specifications

Item	LS81GT48
CPU	MPC8241, 200 MHz
Boot ROM	512 KB
SDRAM	128 MB
Dimensions (H x W x D)	40.1 × 376.7 × 354.5 mm (1.6 × 14.8 × 14 in.)
Max power consumption	70 W
Connector	RJ-45
Number of ports	48
Port rate	l 10/100/1000 Mbps half-/full-duplex l MDI/MDI-X auto-sensing
Matching cable and maximum transmission distance	Category-5 twisted pair with maximum transmission distance of 100 m (328 ft)
Supported standard	l IEEE 802.3 l IEEE 802.3u l IEEE 802.3ab l IEEE 802.3x l IEEE 802.1p l IEEE 802.1D l IEEE 802.1Q l IEEE 802.1X l IEEE 802.1s l IEEE 802.1w

2.8.2 Panel and LEDs

Figure 2-20 LS81GT48 panel

(1) Silkscreen of the LPU name	(2) Captive screw
(3) LPU edge (Purple)	(4) Ejector lever
(5) Ethernet port LED	(6) Ethernet interface (Gigabit)

Figure 2-21 Partial amplification of LS81GT48 panel

Every port has a LED. The following table describes the LED state.

Table 2-15 LED state description of LS81GT48

LED	State	Description
LINK/ACT	Off	No link is present.
	On	A link is present
	Blinking	Packets are being transmitted/received on the port.

2.8.3 Matching Cable

The matching cable to the port is category-5 twisted pair with a maximum transmission distance of 100 m (328 ft).

2.9 LS81GT48A

Figure 2-22 LS81GT48A appearance

2.9.1 Technical Specifications

This LPU provides 48 x 10/100/1000 Mbps auto-sensing Ethernet electrical port service channels. And all the ports support PoE, that is, to implement remote power supply to PDs through Ethernet twisted pair cables.

Table 2-16 LS81GT48A specifications

Item	LS81GT48A
CPU	MPC8241, 200 MHz
Boot ROM	512 KB
SDRAM	128 MB
Dimensions (H x W x D)	40.1 × 376.7 × 354.5 mm (1.6 × 14.8 × 14 in.)
Max power consumption	70 W
Connector	RJ-45
Number of ports	48
Port rate	l 10/100/1000 Mbps half-/full-duplex l MDI/MDI-X auto-sensing
Matching cable and maximum transmission distance	Category-5 twisted pair with maximum transmission distance of 100 m (328 ft)
Maximum PoE distance	100m (328 ft)
Max power each port can provide	Each port provides a maximum power of 16.8 W for the connected device.
Supported standard	l IEEE 802.3 l IEEE 802.3u l IEEE 802.3ab l IEEE 802.3x l IEEE 802.1p l IEEE 802.1D l IEEE 802.1Q l IEEE 802.1X l IEEE 802.1s l IEEE 802.1w l IEEE 802.3af

2.9.2 Panel and LEDs

Figure 2-23 LS81GT48A panel

(1) Silkscreen of the LPU name	(2) Captive screw
(3) LPU edge (Purple)	(4) Ejector lever
(5) Ethernet port LED	(6) Ethernet port

Figure 2-24 Partial amplification of LS81GT48A panel

Every port has a LED. The following table describes the LED state.

Table 2-17 LED state description of LS81GT48A

LED	State	Description
LINK/ACT	Off	No link is present.
	On	A link is present
	Blinking	Packets are being transmitted/received on the port.

2.9.3 Matching Cable

The matching cable to the port is category-5 twisted pair with a maximum transmission distance of 100 m (328 ft).

2.10 LS81T12P

Figure 2-25 LS81T12P appearance

2.10.1 Technical Specifications

This LPU provides 12 x 10/100/1000 Mbps auto-sensing Ethernet electrical ports and four 1000 Mbps full-duplex SFP ports.

Table 2-18 LS81T12P specifications

Item	LS81T12P
CPU	MPC8241, 200 MHz
Boot ROM	512 KB
SDRAM	128 MB
Dimensions (H x W x D)	40.1 × 376.7 × 354.5 mm (1.6 × 14.8 × 14 in.)
Max power consumption	33 W
Connector	RJ-45, LC
Number of ports	16
Port rate	l 1000 Mbps full-duplex (optical/electrical) l 10/100 Mbps half-/full-duplex (electrical)
SFP modules	Refer to Table 2-20
Matching cable and maximum transmission distance	Category-5 twisted pair with maximum transmission distance of 100 m (328 ft)
Supported standard	l IEEE 802.3 l IEEE 802.3u l IEEE 802.3z l IEEE 802.3ab l IEEE 802.1p l IEEE 802.1Q l IEEE 802.1D l IEEE 802.1X l IEEE 802.1s l IEEE 802.1w l IEEE 802.3x l IEEE 802.3ad

2.10.2 Panel and LEDs

Figure 2-26 LS81T12P panel

(1) Interface number	(2) Silkscreen of the LPU name
(3) Captive screw	(4) LPU edge (Purple)
(5) Ejector lever	(6) SPF interface (Gigabit)
(7) Port status LED	(8) Ethernet interface (Gigabit)

Figure 2-27 Partial amplification of LS81T12P panel

The following table describes the LED state.

Table 2-19 LED state description of LS81T12P

LED	State	Description
LINK/ACT	OFF	No link is present.
	ON	A link is present
	Blinking	Packets are being transmitted/received on the port.

2.10.3 Matching Cable

I. Matching cable for 4-port 1000Base-X (SFP) optical port

Table 2-20 Description of 1000BASE-X (SFP) cable

SFP module	Central wavelength	Connector	Matching cable	Maximum transmission distance
SFP-GE-SX-MM850-A	850 nm	LC	50 µm/125 µm multimode optical fiber cable	550 m (1804 ft)
SFP-GE-SX-MM850-A	850 nm	LC	62.5 µm/125 µm multimode optical fiber cable	275 m (902 ft)
SFP-GE-LX-SM1310-A	1,310 nm	LC	9 µm/125 µm single mode optical fiber cable	10 km (6 mi)
SFP-GE-LH40-SM1310	1,310 nm	LC	9 µm/125 µm single mode optical fiber cable	30 km (about 19 mi)
SFP-GE-LH40-SM1550	1,550 nm	LC	9 µm/125 µm single mode optical fiber cable	40 km (about 25 mi)
SFP-GE-LH70-SM1550				70 km (43 mi)
SFP-GE-LH100-SM1550				100 km (62 mi)
SFP-GE-LH70-SM1470-CW	1,470 nm	LC	9 µm/125 µm single mode optical fiber cable	70 km (43 mi)
SFP-GE-LH70-SM1490-CW	1,490 nm	LC	9 µm/125 µm single mode optical fiber cable	70 km (43 mi)
SFP-GE-LH70-SM1510-CW	1,510 nm	LC	9 µm/125 µm single mode optical fiber cable	70 km (43 mi)
SFP-GE-LH70-SM1530-CW
1,530 nm	LC	9 µm/125 µm single mode optical fiber cable	70 km (43 mi)
SFP-GE-LH70-SM1550-CW	1,550 nm	LC	9 µm/125 µm single mode optical fiber cable	70 km (43 mi)
SFP-GE-LH70-SM1570-CW	1,570 nm	LC	9 µm/125 µm single mode optical fiber cable	70 km (43 mi)
SFP-GE-LH70-SM1590-CW	1,590 nm	LC	9 µm/125 µm single mode optical fiber cable	70 km (43 mi)
SFP-GE-LH70-SM1610-CW	1,610 nm	LC	9 µm/125 µm single mode optical fiber cable	70 km (43 mi)
1000BASE-T-FD-SFP	—	RJ45	—	100 m (328 ft)

II. 12-port 10/100/1000Base-T Ethernet port

The matching cable to Ethernet port is category-5 twisted pair with a maximum transmission distance of 100 m (328 ft).

2.11 LS81P12T

Figure 2-28 LS81P12T appearance

2.11.1 Technical Specifications

This LPU provides 12 x 1000 Mbps full-duplex SFP ports and four 10/100/1000 Base-T auto-sensing Ethernet ports.

Table 2-21 LS81P12T specifications

Item	LS81P12T
CPU	MPC8241, 200 MHz
Boot ROM	512 KB
SDRAM	128 MB
Dimensions (H x W x D)	40.1 × 376.7 × 354.5 mm (1.6 × 14.8 × 14 in.)
Max power consumption	31 W
Connector	RJ-45, LC
Number of ports	16
Port rate	l 1000 Mbps full-duplex (optical/electrical) l 10/100 Mbps half-/full-duplex (electrical)
SFP modules	Refer to Table 2-20
Matching cable and maximum transmission distance	Category-5 twisted pair with maximum transmission distance of 100 m (328 ft)
Supported standard	l IEEE 802.3 l IEEE 802.3u l IEEE 802.3z l IEEE 802.3ab l IEEE 802.1p l IEEE 802.1Q l IEEE 802.1D l IEEE 802.1X l IEEE 802.1s l IEEE 802.1w l IEEE 802.3x l IEEE 802.3ad

2.11.2 Panel and LEDs

Figure 2-29 LS81P12T panel

(1) Interface number	(2) Silkscreen of the LPU name
(3) Captive screw	(4) LPU edge (Purple)
(5) Ejector lever	(6) Interface status LED
(7) SPF interface (Gigabit)	(8) Ethernet interface (Gigabit)

Figure 2-30 Partial amplification of LS81P12T panel

The following table describes the LED state.

Table 2-22 LED state description of LS81P12T

LED	State	Description
LINK/ACT	OFF	No link is present.
	ON	A link is present
	Blinking	Packets are being transmitted/received on the port.

2.11.3 Matching Cable

Refer to section 2.10.3 “Matching Cable” on page 2-19.

2.12 LS81GP8UB

Figure 2-31 LS81GP8UB appearance

2.12.1 Technical Specifications

This LPU provides 8 1000 Mbps full-duplex SFP ports.

Table 2-23 LS81GP8UB specifications

Item	LS81GP8UB
CPU	MPC850, 50 MHz
Boot ROM	512 KB
SDRAM	64 MB
Dimensions (H x W x D)	40.1 × 376.7 × 354.5 mm (1.6 × 14.8 × 14 in.)
Max power consumption	9.5 W
Connector	LC
Number of ports	8
Port rate	1000 Mbps / Full-duplex
SFP modules	Refer to Table 2-20
Supported standard	l IEEE 802.3 l IEEE 802.3z l IEEE 802.1p l IEEE 802.1Q l IEEE 802.1D l IEEE 802.3x l IEEE 802.3ad l IEEE 802.1X l IEEE 802.1s l IEEE 802.1w

2.12.2 Panel and LEDs

Figure 2-32 LS81GP8UB panel

(1) Interface number	(2) Silkscreen of the LPU name
(3) Captive screw	(4) LPU edge (Purple)
(5) Ejector lever	(6) Interface status LED
(7) SFP interface (Gigabit)

Figure 2-33 Partial amplification of LS81GP8UB panel

The following table describes the LED state.

Table 2-24 LED state description of LS81GP8UB

LED	State	Description
LINK/ACT	OFF	No link is present.
	ON	A link is present
	Blinking	Packets are being transmitted/received on the port.

Item	LS82GP20
CPU	MPC8241, 200 MHz
Boot ROM	512 KB
SDRAM	64 MB
Dimensions (H x W x D)	40.1 × 376.7 × 354.5 mm (1.6 × 14.8 × 14 in.)
Max power consumption	35 W
Connector	LC
Number of ports	20
Port rate	1000 Mbps Full-duplex
SFP modules	Refer to Table 2-20
Supported standard	l IEEE 802.3 l IEEE 802.3z l IEEE 802.1p l IEEE 802.1Q l IEEE 802.1D l IEEE 802.3x l IEEE 802.1X l IEEE 802.1w l IEEE 802.3ad l IEEE 802.1s

2.13.2 Panel and LEDs

Figure 2-35 LS82GP20 panel

(1) Interface number	(2) Silkscreen of the LPU name
(3) Captive screw	(4) LPU edge (Purple)
(5) Ejector lever	(6) SFP interface (Gigabit)
(7) Interface status LED

Figure 2-36 Partial amplification of LS82GP20 panel

The following table describes the LED state.

Table 2-26 LED state description of LS82GP20

LED	State	Description
LINK/ACT	OFF	No link is present.
	ON	A link is present
	Blinking	Packets are being transmitted/received on the port.

Item	LS82GP20A
CPU	MPC8241, 200 MHz
Boot ROM	512 KB
SDRAM	128 MB
Dimensions (H x W x D)	40.1 × 376.7 × 354.5 mm (1.6 × 14.8 × 14 in.)
Max power consumption	35 W
Connector	LC
Number of ports	20
Port rate	1000 Mbps Full-duplex
SFP modules	Refer to Table 2-20
Supported standard	l IEEE 802.3 l IEEE 802.3z l IEEE 802.1p l IEEE 802.1Q l IEEE 802.1D l IEEE 802.3x l IEEE 802.1X l IEEE 802.1w l IEEE 802.3ad l IEEE 802.1s

2.14.2 Panel and LEDs

Figure 2-38 LS82GP20A panel

(1) Interface number	(2) Silkscreen of the LPU name
(3) Captive screw	(4) LPU edge (Purple)
(5) Ejector lever	(6) SFP interface (Gigabit)
(7) Interface status LED

Figure 2-39 Partial amplification of LS82GP20A panel

The following table describes the LED state.

Table 2-28 LED state description of LS82GP20A

LED	State	Description
LINK/ACT	OFF	No link is present.
	ON	A link is present
	Blinking	Packets are being transmitted/received on the port.

2.14.3 Matching Cable

Refer to Table 2-20.

2.15 LS81TGX1C

Figure 2-40 LS81TGX1C appearance

2.15.1 Technical Specifications

This LPU provides one 10G full-duplex XENPAK port.

Table 2-29 LS81TGX1C specifications

Item	LS81TGX1C
CPU	MPC8245, 300 MHz
Boot ROM	512 KB
SDRAM	128 MB
Dimensions (H x W x D)	40.1 × 376.7 × 354.5 mm (1.6 × 14.8 × 14 in.)
Max power consumption	35 W
Connector	SC
Number of ports	1
Port rate	10 Gbps Full-duplex
XENPAK modules	XENPAK-LX-SM1310 (multimode optical fiber, 1,310 nm, 10 km [6 mi]) XENPAK-LH40-SM1550 (single mode optical fiber, 1550 nm, 40 km [24.9 mi]) XENPAK-SX-MM850 (single mode optical fiber, 850 nm, 300 m [984 ft])
Supported standard	l IEEE 802.3 l IEEE 802.1p l IEEE 802.1Q l IEEE 802.1D l IEEE 802.3x l IEEE 802.3ad l IEEE 802.3ae l IEEE 802.1X l IEEE 802.1s l IEEE 802.1w

2.15.2 Panel and LEDs

Figure 2-41 LS81TGX1C panel

(1) Interface status LED (LINK)	(2) Interface status LED (ACT)
(3) Silkscreen of the LPU name	(4) Captive screw
(5) LPU edge (Green)	(6) Ejector lever
(7) XENPAK interface	(8) Captive screw

Figure 2-42 Partial amplification of LS81TGX1C panel

The following table describes the LED states of LS81TGX1C:

Table 2-30 LED state description of LS81TGX1C

LED	State	Description
LINK	OFF	No link is present.
LINK	ON	A link is present.
ACT	OFF	No packets are being transmitted/received on the port.
ACT	Blinking	Packets are being transmitted/received on the port.

2.15.3 Matching Cable

Table 2-31 Matching cable available for LS81TGX1C

XENPAK module	Central wavelength	Connector	Matching cable	Maximum transmission distance
XENPAK-SX-MM850	850 nm	SC	Multimode fiber	300 m (984 ft)
XENPAK-LX-SM1310	1310 nm		9µm/125µm single mode fiber	10 km (6 mi)
XENPAK-LH40-SM1550	1550 nm		9µm/125µm single mode fiber	40 km (25 mi)

2.16 LS81VSNP

Figure 2-43 LS81VSNP appearance

2.16.1 Technical Specifications

The LS81VSNP supports XGbus high speed bus, possesses high-performance NP (Network Processor) and CPU, and can provide the following features by operating with other LPUs:

l Policy routing

l Network address translation (NAT)

l Netstream

This card provides no port to the outside.

Table 2-32 LS81VSNP specifications

Item	LS81VSNP
CPU	MPC755, 350 MHz
Boot ROM	512 KB
SDRAM	256 MB
Dimensions (H x W x D)	40.1 × 376.7 × 354.5 mm (1.6 × 14.8 × 14 in.)
Max power consumption	100 W
Connector	—
Number of ports	0

2.16.2 Panel and LEDs

Figure 2-44 shows the LS81VSNP panel:

Figure 2-44 LS81VSNP panel

The LS81VSNP does not provide any interface.

H3C S7502 Ethernet Switch Installation Manual-(V1.02)

Chapter 2 Line Processing Units

2.1 Introduction to LPUs

2.2 LS81FT48E

2.4 LS81FP48

2.5 LS81GT8UE

I. Matching cable for 4-port 1000Base-X (SFP) optical port

II. 12-port 10/100/1000Base-T Ethernet port

2.12 LS81GP8UB

2.15 LS81TGX1C

2.15.3 Matching Cable

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