Kenwood NX-200 Service Manual page 62

NX-200(G)
Pin No. Name I/O
42 THP I
43 PLD I
44 38M O
45 SCK1 O
46 GND -
47 S_DET I
48 GND -
49 NC -
50 IF_DET I
1 SSW I
2 SP+ O
3 SP- O
4 MSW I
5 EMC I
6 ME -
7 PTT I
8 PF I
9 OPT I/O Option interface I/O
10 E -
11 5V O
12 TXD O
13 RXD I
14 NC -
CN701 (for production)
1~20
1 OPT1 I/O
2 OPT3 I/O
3 26P_RD I
4 26P_TD O
5 NC -
6 OPT4 O
7 OPT10 O
8 OPT5 O
9 DGND -
10 AGND -
11 AI I
12 AO O
13 AGND -
14 5V -
15 OPT9 I
16 DTI I
17 OPT8 I/O
18 OPT11 O
19 OPT7 I/O
62
TERMINAL FUNCTION
Function
Thermistor voltage input
PLL lock detect input
38M output
PLL clock output
GND
Battery select input
GND
No connection
IF input
CN405
EXT/INT speaker switch input
BTL output + for external speaker
BTL output – for external speaker
EXT/INT MIC switch input
External MIC input
External MIC GND
External PTT input
Programmable function key input
GND
5V output
Serial data output
Serial data input
No connection
CN710
Refer to "CN710 26-pin connector
specifi cation" described on pages
62 to 64.
Pin No. Name I/O
20 OPT2 I/O
21 TXO O
22 RXEO O
Refer to "CN710 26-pin connector
23 RXEI I specifi cation" described on pages
62 to 64.
24 TXI I
25 OPT6 O
26 POW O
TX-RX unit (X57-8950-12)
Pin No. Name I/O
CN900
1 LED_G I Green LED control input
2 /EMG O Emergency (Orange) key output
3 LED_R I Red LED control input
4 IFC O TX-RX PCB version recognition output
5 /SAVE I 50C Reg. control input
6 I2CCK I TCXO thermometer clock input
7 /5TC I 50T Reg. switch control input
8 I2CSDA I/O TCXO thermometer data input/output
9 SBC I SB3 switch control input
10 /T_R I TX/RX control input
11 TV2 I RX tuning voltage 2 input
12 ASSIST I VCO tuning voltage input
13 TV1 I RX tuning voltage 1 input
14 VAGC O AGC voltage output
15 5RC I 50R switch control input
TCXO_
16 I TCXO modulation input
MOD
17 GND - GND
18 RSSI O RSSI voltage output
19 GND - GND
20 CV O CV voltage output
21 GND - GND
22 NC - No connection
23 NC - No connection
Power output after passing through the
24 +B O
fuse
Power output after passing through the
25 +B O
fuse
Power output after passing through the
26 +B O
fuse
Power output after passing through the
27 +B O
fuse
28 NC - No connection
29 NC - No connection
30 GND - GND
31 /PTT O PTT output
Function
Function