Solder Land - Kenwood TK-8180 Service Manual

Pin No. Name
21 SB Power output of switched power supply.
22 SB Power output of switched power supply.
23 8C 8V output.
24 GND Ground.
25 SPO Speaker output.
26 SPO Speaker output.
27 SPO Speaker output.
28 SPO Speaker output.
29 SPO Speaker output.
30 SPO Speaker output.
CN804
1 IGN Ignition sense input.
2 GND Ground.

Solder Land

Name
to ANI board
GND (A–) Ground.
OPT1 TX sens signal output. Conv. L : TX, H : Not TX
(CH BUSY) LTR L : Link complete, H : Not link complete
L≤0.45V, H≥4.7V/25kΩ load
OPT3 TX control signal input. Active low.
(KEY) L≤1.0V, H≥ : 4.0V, Input voltage 0V~5.0V
OPT4 PTT signal output. L : TX, H : Not TX
(PTT) L≤0.45V, H≥4.7V/25kΩ load
OPT5 Emergency signal output.
(EMERGENCY) L : Emergency function is operated,
H : Emergency function is not operated
L≤0.45V, H≥4.7V/25kΩ load
5E (A+) 5V power supply (78mA max.).
DTI Data signal input. Zin>22kΩ, 600± 200mVp-p
(DATA OUT) (Standard modulation)
TCTL Speaker mute signal input. H : Unmute
(TONE CTRL) L≤0.8V, H≥4.2V, Input voltage : 0V~5.0V
AUDIH MIC mute signal input. L : Mute
(AUDIO INHIB)
OPT2 Emergency signal input. Active low.
(AUX I/O) L≤1.0V, H≥ : 4.0V, Input voltage 0V~5.0V
STON Side tone input. 1kHz, 5Vp-p
(SIDE TONE)
TERMINAL FUNCTION
Description
Description
Name
to Scrambler board
GND (GND) Ground.
TXD1 PTT signal output. L : TX, H : Not TX
(PTT) L≤0.45V, H≥4.7V/25kΩ load
(PTT signal input) Actiive low.
L≤1.0V, H≥4.0V, Inut voltage : 0V~5.0V
OPT1 (DODE Scramble code signal output 1.
SELECT1) L≤0.45V, H≥4.7V/25kΩ load
OPT3 (CODE Scramble code signal output 2.
SELECT2) L≤0.45V, H≥4.7V/25kΩ load
OPT4 Echo PTT signal output. L : TX, H : Not TX
(ECHO PTT) L≤0.45V, H≥4.7V/25kΩ load
OPT5 (CODE Scramble code signal output 4.
SELECT8) L≤0.45V, H≥4.7V/25kΩ load
TXO MIC signal output (AC coupled) before
(TX OUT) pre-enphasis. Zo>2.2kΩ, 130± 50mVp-p typ.
(Standard modulation)
OPT2 Scrambler control signal output.
(SCRAMBLE) L : ON, H : OFF. L≤0.45V, H≥4.7V/25kΩ load
RXEO Audio signal output (DC coupled) after
(RX OUT) de-enphasis. Zo>30kΩ, 1± 0.3Vp-p typ.
(Standard modulation)
TXI MIC signal input (AC coupled) before
(TX IN) pre-enphasis. Zin>2.2kΩ, 130± 50mVp-p typ.
(Standard modulation)
RXEI Audio signal input (DC coupled) after
(RX IN) de-enphasis. Zin>15kΩ, 1± 0.3Vp-p typ.
(Standard modulation)
OPT6 (CODE Scramble code signal output 3.
SELECT4) L≤0.45V, H≥4.7V/25kΩ load
8C (+V) 8V AVR output. 8.0V typ, 100mA max.
to GPS receiver
GND (GND) Ground.
1
RXD1* Data output.
(DATA OUT1)
1
RXD2* Data output.
(DATA OUT1)
5E (+5V) 5V
*1 : Depending on the connected optional accessory, the DATA
OUT1 may connect to either RXD1 or RXD2.
TK-8180
Description
49