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Midland
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CT890
Instruction Manual
36 pgs827.65 Kb0
User Manual
2 pgs1.02 Mb0

Midland CT 890 Instruction Manual

CT 890
” Instruction guide
DUAL BAND VHF/UHF TRANSCEIVER |
Midland CT890 instruction guide
Index
Main functions 2
Main controls and parts of the radio 3
Quick search 6
Functions 9
Midland CT890 instruction guide
Midland CT890 instruction guide
Troubleshooting 28
Technical specifications 29
Midland CT890 instruction guide | 1
Content of the packaging
• 1 CT890 transceiver
• 1 belt clip
• 1 antenna
• 1 Li-Ion battery pack 2600mAh
• 1 desktop charger
• 1 wrist belt
• Quick guide
If any item is missing, please notify your Midland dealer.
Maintenance
Your Two Way Radio is an electronic product of exact design and should be treated with care. The suggestions below will help you to fulfill any warranty obligations and to enjoy this product for many years.
• Do not attempt to open the unit. Non-expert handling of the unit may damage it.
• Do not store the Radio under the sunshine or in hot areas.
• High temperatures can shorten the life of electronic devices, and warp or melt certain plastics.
• Do not store the radio in dusty and dirty areas.
• Keep the Radio dry. Rainwater or damp will corrode electronic circuits.
• If it appears that the Radio diffuses peculiar smell or smoke, please shut off its power immediately and take off the charger or battery from the Radio.
• Do not transmit without antenna.
2 | Midland CT890 instruction guide
Main functions
• Dual band (VHF/UHF) displayed
• Frequency band (to set according to the country/area of use): 144-146 MHz & 430-440MHz (Rx / Tx).
• Working mode: UHF-VHF, VHF-VHF o UHF-UHF
• Output power: 5W VHF /4W UHF
• Memory channels: 999
• Full Duplex
• Repeater function
• Wide colorful LCD display
• Very high efficiency Li-Ion battery pack 2600mAh
• Repeater tones
• Individual/group selective calls
• VOX function
• Chronometer
• 105 + 105 DCS codes and 50 CTCSS tones
• “VOICE” function
• SOS function
• Wide/narrow bandwidth selection 25kHz/12,5 kHz
• Channel number, Channel + Frequency or Channel name display mode available
• Reverse frequency
• Scan
• Flashlight
• FM Radio receiver
• Frequency step: 5 kHz, 6.25 kHz, 10 kHz, 12.5 kHz, 25 kHz, 50 kHz or 100kHz
• High/low power selection: high (4-5W) / low (1W)
• Frequency offset
• Repeater shift
• “Busy Channel Lock Out” function
• Tx power level indicator on the display
• Low battery vocal indicator
• Roger Beep
• TOT (time out timer) function
• Keypad lock
• Function/channel reset
Midland CT890 instruction guide | 3
Main controls and parts of the radio
Lcd Display
1. Cross-band repeater
2. VOX
3. Power save mode
4. Keypad lock
5. Battery indicator
6. FM Radio frequency
7. Reverse frequency
8. Priority channel indicator
9. Indicates the latest reception
10. Band in use
11. Memory channel number
12. VHF/UHF frequency
13. Indicator of high (H)/Low (L)
power transmission or recep­tion
14. UHF/VHF frequency
15. Narrow bandwidth (N = nar-
row / W = wide)
16. Shift (positive / negative)
17. Activation of QT+DTMF
18. DCS code
19. CTCSS tone
20. Repeater function ON
21. Function mode
22. FM radio band
1 2 3 4 5
7
8
10
9
11
12
14
18
19
20
17
15
16
2221
6
13
4 | Midland CT890 instruction guide
Buttons and controls of the radio
A. Antenna B. Flashlight C. Rotary encoder for the channel selection D. Power / Switch / Volume control: Rotate to switch on/off the radio and
adjust the volume
E. Transmission led (red) F. Reception led (green) G. LCD display H. Microphone I. EXIT: to exit menu and functions J. VFO/MR: to change the frequency or the channel mode K. */SCAN: Reverse frequency/SCAN. Press to activate the Reverse fre-
quency; keep it pressed to activate the SCAN function.
L. #/LOCK: Keypad lock/Chronometer key. Short press: this key is operative
only when the chronometer is activated. Long press: keypad lock.
M. Alphanumerical keypad N. ▲/▼ keys: to select the functions/menu O. RPT. Short press: Single/Dual display mode. Long press: Activate or exit
the repeater function.
P. A/B. Switch key on master frequency: to select the desired operating fre-
quency (VHF or UHF).
Q. MENU: enters the MENU functions and confirms the selection. R. Side-key PF1: Selective call/Secondary frequency transmission key. Ac-
cording to the functions that you have set (menu 19 of the radio), it al­lows the transmission of the selective call or the repeater tone 1750Hz.
S. PTT T. Side-key PF2. Long press: to activate the Monitor function. Short press:
turns the flashlight on. Press it again to turn it off.
U. Side-key PF3: it allows the activation of the following functions (menu
20): Scan / Display backlight off / Alarm / Emergency / FM radio.
V. MIC/SP: External speaker/mike jacks. W. 2600mAh Li-Ion battery pack
Midland CT890 instruction guide | 5
R
S
T U
W
V
MENU
A/B
RPT
VFO/MR
EXIT
1
STEP
4
TXP
7
VOX
2
SQL
5
ROGER
8
W/N
3
SAVE
6
TOT
9
VOICE
*
SCAN
0
#
LOCK
CT890
A
C D
E F
G
H
I
J
K
L
M
O
N
Q
B
P
6 | Midland CT890 instruction guide
Quick search
Press ▼/▲ keys to set functions/parameters. By keeping pressed these keys, a quick search of the functions will be done.
RPT- Single/Dual Band switch
To set the single/dual band switch, press RPT.
A/B switch
Press the A/B switch to select the master frequency. The master fre­quency is the main frequency and is shown on the display with MAIN.
‘* SCAN’ key
Press slightly the *SCAN key to set/disable the reverse frequency. Keep it pressed for 2 seconds to activate the Scan function.
DTMF code
Press PTT and push the key corresponding to the desired DTMF code. RPT, ▲, ▼, VFO/MR correspond to A, B, C and D.
Reverse Frequency function
Using the Reverse frequency function, the transmitting and receiving frequencies can be interchanged, as well as the CTCSS and DCS codes. In standby mode, press *SCAN to turn on the Reverse frequency fun­ction; press it again to turn it off.
NOTE: Ensure to set the frequency shift direction first (MENU 23 and 24).
Low battery level
When the battery pack has low power, you will hear a beep every 5 se­conds and the battery icon shows the low level. If you press PTT, you will hear a vocal message ‘BATTERY LOW’.
Midland CT890 instruction guide | 7
Working modes
CT890 has 2 operating modes available: VFO (frequency mode) and MR (channel mode). In MR mode, the display can show:
• Channel number
• Frequency + channel number
• Channel name
To switch from the frequency mode to channel mode can be done ma­nually or by means of the optional programming software PRG-10. You can also set a password for the working modes, but only by using the optional programming software: press MENU; the display shows
. Edit the password and press
MENU again. If the password is composed of a series of 0, no password must be edited to enter the working mode.
Cloning function with the optional cable cod. R73727
This function allows you to copy/transfer all data and settings from one radio to another one; the procedure is very simple and does not need a PC: just insert the two plugs of the cloning cable into the jack of the two radios.
1. Connect the optional cable R73727 to both radios.
2. Turn on the radio ‘slave’ (radio to program).
3. Press PF3 key on the radio master (radio to be copied) and turn it on
at the same.
4. The red led on the radio master starts blinking and the display shows
‘COPYING’: the cloning function is being activated. At the end, the led turns off and the display shows ‘FINISHED!’; if the red led remains steady, the cloning procedure failed.
5. On the radio slave the green led blinks while cloning and turns off
when the procedure is finished.
6. Both radios will make a reset and will be ready for use.
Battery recharge
Insert the AC plug into the 240V socket. The charger’s led starts blinking, indicating that it is in charging stand-by. Insert the transceiver or only the
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