
boards.fm
P31003-H3560-S403-54-7620, 09/05
HiPath 3000 V6.0, HiPath 5000 V6.0, Provisional Service Manual
3-301
Boards for HiPath 3000
Peripheral Boards
Switches
Adjust switches S1 to S4 to compensate for trunk loop resistance.
LED statuses and their meanings
Table 3-141
TMDID8 (for U.S. only) - Trunk Circuits and Recommended Switch Settings
Trunk cir-
cuit
Loop < 1800 ohms:
Open switch
Loop > 1800 ohms:
Close switch
1
S1A, S1B, S1C, S1D
S1A, S1B, S1C, S1D
2
S1E, S1F, S1G, S1H
S1E, S1F, S1G, S1H
3
S2A, S2B, S2C, S2D
S2A, S2B, S2C, S2D
4
S2E, S2F, S2G, S2H
S2E, S2F, S2G, S2H
5
S3A, S3B, S3C, S3D
S3A, S3B, S3C, S3D
6
S3E, S3F, S3G, S3H
S3E, S3F, S3G, S3H
7
S4A, S4B, S4C, S4D
S4A, S4B, S4C, S4D
8
S4E, S4F, S4G, S4H
S4E, S4F, S4G, S4H
Table 3-142
TMDID8 (for U.S. only) - LED Statuses
Status of LEDs 1–8
Meaning
Off
Channel is idle, ready to use
On
Channel is seized
Flashing
Channel is deactivated
Winking
System software test in progress