Service manual
Unitech Electronics Co., Ltd 
Created 
by Yukiko 
PA970 
Operation 
Manual 
V1.1  Page 156 of 156 
9. After the BT printer connection is complete, the printer icon should be displayed 
with a red check mark in it. 
10.  The COM port used for the serial profile on the Socket BT card can be found in 
the PA970 registry, under the following key: 
HKEY_LOCAL_MACHINE\Drivers\Active\<X> 
Where <X> is one of the highest available key numbers. Look for a key that 
has a “Name” value which is a string starting with “BSP”. 
Use the Remote Registry Editor of Microsoft (included in eVC++ V4.0) or the 
Registry Viewer at the device (located \Windows\RegView.exe) 










