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Bosch Rexroth AG
11
Disassembly and
replacement
Required tools
• Screwdriver
for X1S1: 0.6 x 3.5 mm
for XDN2: 0.4 x 2.5 mm
Disassembling
CAUTION
Remove the VM350 power
supply module while live.
Damage to the VM350 power
supply module!
y
Isolate the relevant system
components before disassem-
bling the VM350 power sup-
ply module.
y
For reasons of safety, the
VM350 power supply module
may only be inserted or re-
moved at the earliest 10 sec-
onds after the power supply to
the BT356 card rack or
SB35x system box has been
switched off.
Proceed as follows to disassemble the
VM350 power supply module:
1. Switch off the power supply for the
BT356 card rack or SB35x system box
and allow for a discharging time of 10
seconds.
2. Disconnect the cables from XDN2 and
X1S2.
3. Loosen the knurled screws on the front
panel and pull out the VM350 power
supply module.
VM350 | 3 609 929 B32/2008-09
12
Disposal
Environmental protection
Careless disposal of the VM350 power
supply module could lead to pollution of the
environment.
Therefore, dispose of the device in
accordance with the currently applicable
regulations in your country.
You can also send the device to Bosch
Rexroth for disposal.
13
Extension and
conversion
Do not convert the VM350 power supply
module.
14
Troubleshooting
Malfunctions and information on errors are
displayed by the LEDs on the front panel (see
section "Displays and operating elements"
on page 26) and in the tightening system,
e.g. in the BS350.
Should you be unable to remedy an occurring
defect, please contact one of the addresses
found under www.boschrexroth.com or in the
address directory in chapter "16 Service and
sales" on page 38.