Instruction manual

16
17
3
4
5
No talkback
No receiving signal
The red transmission
Indicator lights but no
sound is heard.
B. The crystal X4 of phase lock loop is
broken. Please change it.
C. The oscillator transistor is broken.
Please change it.
D. The IC1 of phase lock loop is broken.
Please change IC.
A. The frequency is not right. Please
reselect the channel of the same frequency.
B. The CTCSS/DCS code is not the same.
Please reset it.
C. It is out of the effective communication
range.
A. The antenna is not in good contact.
Please fasten the antenna head.
B. The high-frequency amplifier Q20 is
broken. Please change it.
C. The squelch level is set to high, Please
reset the squelch level.
D. The mixed transistor Q19 is broken.
Please change it.
E. The IC5 is broken. Please change IC.
A. Power module Q11 damaged, no power
output, please change the module.
B. MIC damaged, please change it.
The green receiving
indicator lights but no
sound is heard.
6
A. The speaker is broken. Please
change it.
B. The audio power amplifier Ic8 is broken.
Please change IC.
9. SPECIFICATIONS
Frequency (MHz) VHF 136-174 MHz (MT-174XPS)
UHF 420-470 MHz (MT-460XPS)
Channel spacing 12.5 / 25 KHz
RF power 5W / 1W (MT-174XPS)
4W / 1W (MT-460 XPS)
Channels 16 (15+S)
Operating Temperature -25°C - +55°C
Power supply DC 7.4V
Dimensions mm 119 (H) x 54.5 (L) x 34 (D) (main body)
Weight 247 gr. (with battery pack and antenna)
OPTIONAL ACCESSORIES
KB-70B Li-Poly Battery Pack 7.4V 1700mAh
KB-70D Car Battery Adaptor with cigarette lighter plug
KB-2306B Multiple Desk Charger
KST-301M External "Heavy Duty" speaker-microphone
KME-614M External earset-microphone with adjustable ear hook
KME-801M External earset-microphone for security and bodyguard
KME-315M External earset-microphone with special soft tear proof cable
KSPL-09 PC interface USB cable