Tait T2000 SERIES II, Service Manual

Page: 37 / 150

M2000-00
Introduction To Servicing 3.9
Copyright TEL 30/12/97
3.2.4.2 T2020, T2040 & T2050 Radios
Figure 3.5 T2020, T2040 & T2050 Control Head Assembly - Locally Mounted
Refer to Figure 3.5 and Figure 3.6.
Remove the control head from the main chassis, as instructed in Section 3.2.3.
Remove the four adaptor plate/remote back panel retaining screws (16). Remote
mounted models also have two captive nuts (17) fitted in the back cover.
Note:
EMC model radios have 4 ESD plugs fitted over the remote back panel screws.
These will need to be removed to access the remote back panel screws.
Remove the control head PCB retaining screws (14).
The screws used in the control head are No. 4 Plastites, and should not be con-
fused with the M3 screws used elsewhere. When being replaced, the No. 4 Plas-
tite screws must be tightened to a torque of 8in.lb (0.9Nm).
Item Description IPN Quantity Torque (in.lb)
1 KNOB 311-01042-XX 1
2 MICROPHONE GROMMET 360-02003-XX 1
3 FRONT PANEL 316-06427-XX 1
4 VOLUME POT NUT
SEE PARTS LIST
(SECTION 7)
1
5 VOLUME POT WASHER 1
6 LIQUID CRYSTAL DISPLAY (LCD) 008-02029-XX 1
7 LIGHTSPREADER 304-07036-XX 1
8 ENHANCED KEYPAD 311-03096-XX 1
9 VOLUME POT
SEE PARTS LIST
(SECTION 7)
1
10 POT PCB 1
11 MICROPHONE CONNECTOR 1
12 LENS 312-01046-XX 1
13 CONTROL HEAD PCB (T2020, T2040 OR T2050) SEE PARTS LIST 1
14 NO 4X3/8 SCREW (CONTROL HEAD SCREWS) 349-00010-22 3 8
15 ADAPTOR PLATE 301-00001-XX 1
16 NO 4X5/8 SCREW (ADAPTOR PLATE SCREWS) 349-00010-24 4 8
4
10
9
6
5
12
3
2
1
15
7
8
16
11
13
14