Maintenance – CP185: Mechanical View and Parts List 6-17
Note: 
1. This 
kit consists of the new and improved Front Housing with “20” marking kit and the enhanced 
Double M
olded PTT Cover (PMDN4193_R).
2. The original Double Molded PTT Cover (PMDN4124_R) is no longer available. The enhanced 
Do
uble Molded PTT Cover will only fit into the latest Front Housing with “20” marking. Please order 
PM
DN4182_R if the Front Housing does not have the “20” marking.
To Ch e
ck “20” Marking:
a. F
ollow steps 1 to 5c from section 6.4.1.1 on page 4 to disassemble.
b. Ch
eck if the radio has a “20” marking (refer Figure 6-20). Order PMDN4193_R if it has; order 
Housing Kit, PMDN4182_R, if it does not.
3. This kit consists of tact switch, antenna bracket, PCB finger strip, battery contact and audio jack.
4. This kit consists of microphone and microphone seal.
5. This kit is only applicable to UHF2 (PMUE3139_AN).
34 PMDN4123_R Module, Liquid Crystal Display  1
35 PMDN4109_R Flexible Cable, Main Circuit Board  1
36 PMDN4119_R Screw, Tapping 5
37
4
PMDN4131_R Front Circuit Board, LKP 1
38 PMDN4113_R Cover, Dust 1
39 PMDN4118_R Keypad, Limited Keypad 1
40 PMDN4117_R Pad, Poron 1
41
5
PMDN4148_R Finger Strip RX 2
42 PMDN4175_R Pad, LCD Damping Poron 1
Figure 6-20.  “20” Marking on Front Housing
Item Motorola Kit Number Description Quantity
“20” Marking