Kenwood NX-210 Service Manual page 59

Pin No. Name I/O
CN313 (for production)
1~20
CN336
1 OPT1 I/O
2 OPT3 I/O
3 26P_RD I
4 26P_TD O
5 CK -
6 OPT4 O
7 OPT10 O
8 OPT5 O
9 DGND -
10 AGND -
11 AI I
12 AO O
Refer to "CN336 26-pin connector
13 AGND -
specifi cation" described on pages
14 5V O
62 to 64.
15 OPT9 I
16 DTI I
17 OPT8 I/O
18 OPT11 O
19 OPT7 I/O
20 OPT2 I/O
21 TXO O
22 RXEO O
23 RXEI I
24 TXI I
25 OPT6 O
26 POW O
CN337
1 GND - GND
2 GND - GND
3 NC - No connection
4 /LCDRST O LCD reset output
5 VLCDLED O 6key backlight voltage (SB2)
6 /WR O WR bus output
7 VLCDLED O 6key backlight voltage (SB2)
8 A0 O Address bus 0 output
9 33M O 3.3V output
10 33M O 3.3V output
11 NC - No connection
12 D0 I/O Data bus 0
13 NC - No connection
14 D1 I/O Data bus 1
15 NC - No connection
16 D2 I/O Data bus 2
TERMINAL FUNCTION
Function Pin No. Name I/O
17 NC - No connection
18 D3 I/O Data bus 3
19 NC - No connection
20 D4 I/O Data bus 4
21 NC - No connection
22 D5 I/O Data bus 5
23 NC - No connection
24 D6 I/O Data bus 6
25 NC - No connection
26 D7 I/O Data bus 7
27 NC - No connection
28 LCDCNT O LCD contrast output
29 KEYO1 O Key matrix output (Ko1)
30 KEYO0 O Key matrix output (Ko0)
31 KEYO3 O Key matrix output (Ko3)
32 KEYO2 O Key matrix output (Ko2)
33 /KEYI1 I Key matrix input (Ki1)
34 /KEYI0 I Key matrix input (Ki0)
35 /KEYI3 I Key matrix input (Ki3)
36 /KEYI2 I Key matrix input (Ki2)
37 /PTT O PTT output
38 KEYI4 I Key matrix input (Ki4)
39 VKEY O 12key backlight voltage (SB2)
40 VKEY O 12key backlight voltage (SB2)
41 NC - No connection
42 NC - No connection
43 5A O 5V output
44 5A O 5V output
45 NC - No connection
46 INTMIC I Internal MIC input
47 NC - No connection
48 ME - Internal MIC GND
49 GND - GND
50 GND - GND
CN804
1 NC - No connection
2 RXD I Serial data input
3 TXD O Serial data output
4 5V O 5V output
5 E - GND
6 OPT I/O Option interface I/O
7 PF I Programmable function key input
8 PTT I External PTT input
9 ME - External MIC GND
10 EMC I External MIC input
11 MSW I EXT/INT MIC switch input
NX-210
Function
59