
3. Diagnostics
3.2
Manual startup of the PSU
Why starting up the PSU manually?
To determine the cause of a malfunction TF-20 tile it can be very interesting to exclude the possibility of a bad function PSU. Normally
the PSU receives a ’START’ signal from theRe-sync/controller unit via the power distribution unit. When this signal does not reach
the PSU, because for example a malfunction Re-sync/controller unit, the PSU does not start up.
W
ARNING
:
Never install a TF-20 tile permanently with a jumper link on J100).
W
ARNING
:
RISK OF ELECTRIC SHOCK. First, always disconnect the main power before initializing this pro-
cedure. This procedure can only be performed by experienced service personnel!
Necessary tools
Flat screwdriver.
Necessary parts
Jumper link.
How to startup the PSU manually?
1. Remove the PSU cover by releasing all nuts using a 7 mm nut driver.
2. Place a jumper link on J100 of the PSU.
Image 3-2
3. Power up the PSU.
4. Determine the good or bad operation of the PSU.
5. Remove the jumper link from where you placed it in step 2.
R59770270 TF-20 21/05/2008
19
Содержание TF-20
Страница 1: ...TF 20 Service Manual R59770270 00 21 05 2008...
Страница 4: ......
Страница 6: ...Table of contents 2 R59770270 TF 20 21 05 2008...
Страница 13: ...2 General information 7 Image 2 5 7 Dust filter R59770270 TF 20 21 05 2008 9...
Страница 24: ...3 Diagnostics 20 R59770270 TF 20 21 05 2008...
Страница 47: ...6 Tile disassembling Image 6 18 R59770270 TF 20 21 05 2008 43...
Страница 53: ...6 Tile disassembling Image 6 30 R59770270 TF 20 21 05 2008 49...
Страница 55: ...6 Tile disassembling Power cable Data cable OUT Data cable IN Image 6 33 R59770270 TF 20 21 05 2008 51...
Страница 56: ...6 Tile disassembling 52 R59770270 TF 20 21 05 2008...
Страница 59: ...7 Tile reassembling Image 7 3 R59770270 TF 20 21 05 2008 55...
Страница 66: ...7 Tile reassembling 4 Pin cable 6 Pin cable DC cable Power data cable Image 7 16 62 R59770270 TF 20 21 05 2008...
Страница 92: ...C Specifications 88 R59770270 TF 20 21 05 2008...
Страница 94: ...Index 90 R59770270 TF 20 21 05 2008...