Nokia RM-51 Service Manual page 94

Nokia Customer Care
Page 4–10
MJ-55
The MJ-55 module jig is used for testing the following modules:
• User interface
• Baseband and RF on system module
Note: The nominal supply voltage for MJ-55 is +4.0V. The supply
voltage must not exceed +6.5V (min. 3.0V).
•
PCS-1
The PCS-1 power cable (DC) is used with a docking station, a module jig
or a control unit to supply a controlled operating voltage.
PKD-1
SW security device is a piece of hardware enabling the use of the service
software when connected to the parallel (LPT) port of the PC.
Without the device, it is not possible to use the service software.
Printer or any such device can be connected to the PC through the device
if needed.
Caution:
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Module jig
Spare flex unit
Spare UI unit
Power cable
SW security device
Do not connect the PKD-1 to the serial port.
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