6-6
4. Using a hex nut driver, remove hex nut [19] from front housing assembly [10].
5. Using a special nut driver, remove the special nut [7] from front panel assembly [10] as shown
in
Figure
Figure 6-7. Removing Special Nut from Channel Selector Switch
6. Separate the VR unit board kit [18] from front housing assembly [10].
NOTE: Be careful not to damage the mating connector on the key unit board kit [16] while
6.2.2.1.5 PM1200 Control Head Key Unit Board Kit Disassembly
1. Lay the rear side of the front housing assembly [10] facing upward.
2. Using a CR-V PH1 screwdriver, remove the 3 taptite screws M2.6x6 [17] from the key unit
board kit [16] at the front housing assembly [10].
3. After all the screws have been removed, gently lift up the key unit board kit [16], rubber telco
seal [14] and mic holder [15] from the front housing assembly [10].
6.2.2.1.6 PM1200 Control Head Internal Speaker Disassembly
1. Lay the rear side of the front housing assembly [10] facing upward.
2. Using a CR-V PH1 screwdriver, remove the 4 taptite screws M2.6x6 [17] from the internal
speaker [20] screws bosses as shown in
2
4
October 26, 2007
Disassembly/Reassembly Procedures: Replacement Procedures
6-7.
lifting the control head board.
3
1
Figure 6-8. Removing the Internal Speaker Screws
Figure
6-8.
6880309U09-A