HIMax System  7 Diagnosis 
HI 801 001 E Rev. 4.01  Page 85 of 122 
7.1.4   System Bus Indicators 
The system bus LEDs are labeled Sys Bus. 
LED  Color  Status  Description 
On 
Physical and logical connection to the system bus 
module in slot 1. 
Green 
Blinking1 
No physical connection to the system bus module in 
slot 1. 
A 
Yellow Blinking1 
The physical connection to the system bus module 
in slot 1 has been established. 
No connection to a (redundant) processor module 
running in system operation. 
On 
Physical and logical connection to the system bus 
module in slot 2. 
Green 
Blinking1 
No physical connection to the system bus module in 
slot 2. 
B 
Yellow Blinking1 
The physical connection to the system bus module 
in slot 2 has been established. 
No connection to a (redundant) processor module 
running in system operation. 
A+B Off  Off 
Neither physical nor logical connection to the sys-
tem bus modules in slot 1 and slot 2. 
Table 32:  System Bus Indicators 
7.1.5  Rack Connection Indicators 
The rack connection and slot LEDs are labeled Sys Bus. 
LED  Color  Status  Description 
On 
Physical and logical connection to the system bus module 
in another base plate. 
Green 
Blinking1  Transient disturbances on the system bus 
On 
The modules recognizes additional system bus modules 
on the system bus 
Yellow 
Blinking1 
Only a physical connection to the system bus module in 
another base plate. 
Up 
Off  Off  No connection to another system bus module. 
On 
Physical and logical connection to the system bus module 
in another base plate. 
Green 
Blinking1  Transient disturbances on the system bus 
On 
The modules recognizes additional system bus modules 
on the system bus 
Yellow 
Blinking1 
Only a physical connection to the system bus module in 
another base plate. 
Down 
Off  Off  No connection to another system bus module. 
Table 33:  Rack Connection Indicators 
7.1.6 Slot Indicators 
The slot indicator LEDs are located after the Slot label. 
LED  Color  Status  Description 
Green  On  Module inserted in slot X, logical connection established. 
Yellow Blinking1 
Module inserted in slot X, logical connection not estab-
lished. 
3...18 
Off  Off  Slot X not used 
Table 34:  Slot Indicators