Terminal Function - Kenwood TK-5210G Service Manual

TK-5210
Control unit (X53-4390-XX)
Pin
Name I/O
No
1 NC
2 LCDCNT
3 V4
4 V3
5 V2
6 V1
7 NC
8 NC
9 NC
10 NC
11 NC
12 NC
13 GND
14 GND
15 NC
16 33M
17 33M
18 D7 I/O Data bus 7
19 D6 I/O Data bus 6
20 D5 I/O Data bus 5
21 D4 I/O Data bus 4
22 D3 I/O Data bus 3
23 D2 I/O Data bus 2
24 D1 I/O Data bus 1
25 D0 I/O Data bus 0
26 33M
27 /WR I/O WR Bus
28 AO
29 /LCDRST
30 /WR I/O WR Bus
1 INT SP+
2 INT SP+
3 INT SP-
4 INT SP-
5 INT MIC+
6 INT MIC-
66
( G )

TERMINAL FUNCTION

Function
CN1
- No connection
O LCD reset output
- Step up capacitor connecting terminal
- Step up capacitor connecting terminal
- Step up capacitor connecting terminal
- Step up capacitor connecting terminal
- No connection
- No connection
- No connection
- No connection
- No connection
- No connection
- GND
- GND
- No connection
O 3.3V LCD power supply output
O 3.3V LCD power supply output
O 3.3V LCD power supply output
O Address bus 0 output
O LCD reset output
CN34
O BTL output + for internal spaker
O BTL output + for internal spaker
O BTL output - for internal spaker
O BTL output - for internal spaker
I Internal MIC input
- Internal MIC GND
Pin
Name I/O
No
CN35
1 NC - No connection
2 L_MIC I Noise canceler MIC
3 MICE - MIC GND
4 GND - GND
5 CH_A I Rotary switch input 1
6 CH_B I Rotary switch input 2
7 CH_C I Rotary switch input 3
8 CH_D I Rotary switch input 4
9 31BU - 3.1V
10 S31BUS - 3.1V
11 33M - 3.3V
12 TGL0 I Lever switch input 0
13 TGL1 I Concentric switch input 1
14 TGL2 I Concentric switch input 2
15 BLED - Busy LED control
16 TXLED - TX LED control
17 ORG I Orange key detect
18 VoL I Volume level input
19 GND - GND
20 GND - GND
CN38
1 PF2 O Key output (Side2 key)
2 PF3 O Key output (Side3 key)
3 KoPF I Key input
4 L_PTTG I PTT GND
5 L_PTT I PTT input
6 PF1 O Key output (Side1 key)
CN40
1 GND - GND
2 GND - GND
3 I2CSDA O I2C BUS data
4 I2CCK I/O I2C BUS clock
5 GND - GND
6 GND - GND
7 RXAF O AF from ASIC
AF after passing through the DAC
8 AF I
(IC502)
9 MICE - MIC GND
10 MIC I MIC signal input
11 33C - 3.3V
12 MICmain O INT MIC signal output
13 AFC O AFC signal
14 GND - GND
15 MOD O Modulation signal from ASIC
Function