Owner manual

aTCA-RN720 User's Guide
11
Table 3-1 Faceplate LEDs and Markers
Name Marker Display Description
Blue Solid DC-DC Power OFF(M1)
Blue Short Blink Hot swap Operation(M5/M6)
Blue Long Blink Hot swap Operation(M2)
HS LED
OFF Normal Operation(M3/M4)
Red Solid Out of Service(M1)
Red Blink Out of Service or Service
Preparation (M5/M6)
OOS LED
OFF Normal Operation (M3/M4)
Green Solid Power GOOD
Power GOOD
LED
OFF Power Fail
Green Solid Enabled
E
OFF Not Enabled
Green On Link Up
Green Blink Link Activity
Service Port
L/A
OFF Link Down
3.4 Zone 3 Interface
The two Zone 3 connectors are used for the front blade connection. For the data plane interface,
Twelve Serdes lanes are routed to the Zone 3 connectors. The twelve pairs of 10G Serdes lanes
are connected to the front blade. The Serdes lanes are configured for 2 x XLAUI, and 4x SFI
interfaces.
Table 3-2 and Table 3-3show the detailed signal definitions.
Table 3-2 Zone 3 Connector Pin-out: P1
Note*I/O is from the viewpoint of the Front Blade. Unspecified pins are N.C.
Pin No Signal Name I/O* Description
A1~C1,
A2~C2
RTM_12V O RTM 12V from Front Blade
D1 RTM_MP O RTM 3.3V from Front Blade
F1 RTM_INSERT I RTM Presence signal to IPMC (to GPIO)
H1 RTM_ENABLE O
RTM Enable signal driven by IPMC (via
GPIO). Implements ENABLE# per AMC.0 Section
3.6.
E2 RTM_SCL O IPMB-L from IPMC to RTM MMC
F2 RTM_SDA O IPMB-L from IPMC to RTM MMC
C4 IRQ_RTM I Interrupt to LMP
H4 RTM_RESET O Reset signal from LMP to RTM
A5
DIAG_EN
O DIAG_TEST Enable
G6 LMP_RTM_SCL O LMP I2C for RTM
H6 LMP_RTM_SDA I/O LMP I2C for RTM