TM840 Service Manual
A spray conducting paint
55 7STF-026160M-MHH
T-Z
M2.5*5 Oblate Warbler Machine Screw, Iron and hard, warbler oblate
electrophoresis resistance to fall process
6
56 7MBM-S4073-A4 STM-U Ground EMI Gasket B, EMI Gasket,30x10x1,single side Stamp
gum
3
57 7MBM-S4073-A3 STM-U Ground EMI Gasket A, EMI Gasket,40x10x1,single side Stamp
gum
2
Chapter 6. Adjustment
While maintenance, it may need to do some testing and adjusting for technical index of a whole radio after changing the
components.
6.1 The Required Tools
(1) Antenna interface adapter
(2) BNC universal interface
(3) 8921 comprehensive test equipment
(4) Kirisun DMR Programming Software
(5) AEROFLEX 3920
(6) Spectrum Analyzer
(7) DC Stabilized Power Supply
(8) Antenna port Swtich Connector
6.2 Frequency Instruction
UHF Frequency
Channel Low
Freq1
Low
Freq2
High
Freq1
High
Freq2
F1 F2 F3 F4 F5 F6 F7 F8
Tx
Frequency
(MHz)
400.0000 434.985 435.025 470.000 400.
000
412.0
00
424.0
00
434.9
00
435.0
00
447.0
00
459.0
00
467.0
00
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