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Kenwood TK-2170 Service Manual

Kenwood TK-2170
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TK-2170
41
Controls
Panel Test Mode
Test mode operation features
This transceiver has a test mode.
To enter test mode,
press [A] key and turn power on. Hold [A] key until fre-
quency version appears on LCD.
Test mode can be inhib-
ited by programming. To exit test mode, switch the power
on again. The following functions are available in test mode.
Key operation
Key Function Display
[S]
Shifts to Panel tuning mode
-
[A] Low transmit power ” appears
[B]
MSK 1200bps and 2400bps 2400bps : icon appears
[C] Test signaling CH up Signaling No.
[Selector]
Test frequency CH up/down
Channel No.
[Side1] Squelch on/off
[Side2] Narrow/Wide
Narrow : “N”, Wide : “W”
[PTT] Transmit -
[0] to [9] Use as the DTMF keypad. -
and [#],[
*
]
If a key is pressed during
(16 key transmission, the DTMF
model only)
corresponding to the key
that was presses is sent.
[AUX] Segment check All segment appears
Note :
If a [S], [A], [B], [C] key is pressed during transmission, the
DTMF corresponding to the key that was pressed is sent.
• LED indicator
Red LED Lights during transmission. Blinks at the low
battery voltage warning.
Green LED Lights when there is carrier.
• LCD display in panel test mode
ADJUSTMENT
Selector
Volume
PTT
Side1
Side2
Selector
Volume
AUX AUX
PTT
Side1
Side2
Frequency and Signaling
The set has been adjusted for the frequencies shown in
the following table. When required, readjust them following
the adjustment procedure to obtain the frequencies you want
in actual operation.
• Test frequency
CH RX (MHz) TX (MHz)
1 155.05000 155.10000
2 136.05000 136.10000
3 173.95000 173.90000
4 144.55000 145.60000
5 164.55000 164.60000
6 155.00000 155.00000
7 155.20000 155.20000
8 155.40000 155.40000
9~16 - -
• Test signaling
No. RX TX
1 None None
2 None 100Hz Square Wave
4 QT : 67.0Hz QT : 67.0Hz
5 QT : 151.4Hz QT : 151.4Hz
6 QT : 210.7Hz QT : 210.7Hz
7 QT : 254.1Hz QT : 254.1Hz
8 DQT : 023N DQT : 023N
9 DQT : 754I DQT : 754I
10 DTMF : 159D DTMF : 159D
11 None DTMF Code 9
12 2-tone : 2-tone :
A : 304.7Hz A : 304.7Hz
B : 3106.0Hz B : 3106.0Hz
13 Single Tone : 979.9Hz Single Tone : 979.9Hz
14 None Single Tone : 1000Hz
15 Skip Skip
16 None MSK
17 MSK : MSK :
Preamble : 0xAAAA Preamble : 0xAAAA
Sync : 0x23EB Sync : 0x23EB
Data : 0x230960C6AAAA Data : 0x230960C6AAAA
CRC : 0xC4D7 CRC : 0xC4D7
N11
Channel No.
N : Narrow
W : Wide
Signaling No.

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Kenwood TK-2170 Specifications

General Specifications IconGeneral Specifications
frequency range136~174MHz
number of channelsMax. 128 per radio
channel spacingWide: 25, 30kHz; Narrow: 12.5, 15kHz
battery voltage7.5V DC ± 20%
antenna impedance50Ω
channel frequency spread38MHz
Battery IconBattery
battery life with KNB-24L (1400mAh)9 hours
battery life with KNB-25A (1200mAh)8 hours
battery life with KNB-26N (2000mAh)12 hours
battery life with KNB-35L (1950mAh)11 hours
Operating Environment IconOperating Environment
operating temperature range–22°F~+140°F (–30°C~+60°C)
frequency stability± 0.00025% (–22°F~+140°F)
Receiver IconReceiver
sensitivity (12dB SINAD) Wide0.25µV
sensitivity (12dB SINAD) Narrow0.28µV
selectivity Wide70dB
selectivity Narrow65dB
intermodulation distortion Wide65dB
intermodulation distortion Narrow60dB
spurious response65dB
audio output (8Ω impedance)500mW with less than 5% distortion
Transmitter IconTransmitter
RF power output HI5W
RF power output LO1W
spurious response70dB
modulation Wide16K0F3E
modulation Narrow11K0F3E
FM hum & noise Wide45dB
FM hum & noise Narrow43dB
audio distortion W/NLess than 5%
Weight and Dimensions IconWeight and Dimensions
weight with battery, antenna, and beltclip12.0 oz. (340 g)
dimensions with KNB-24L or 35L battery56 x 109 x 31.7 mm
dimensions with KNB-25A or 26N battery56 x 109 x 37.9 mm

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