Terminal Function - Kenwood TK-6110 Service Manual

TK-6110
TX-RX Unit (X57-6100-XX) (A/3) to
Display Unit (X57-6100-XX) (B/3)
CN1 CN904 Pin Name
1 17 NC
2 16 PSW
3 15 GND
4 14 K1
5 13 K2
6 12 KES
7 11 DAT
8 10 CLK
9 9 GND
10 8 LCDCS
11 7 GND
12 6 5CM
13 5 8C
14 4 8C
15 3 TXLED
16 2 RXLED
17 1 BLC
TX-RX Unit (X57-6100-XX) (A/3) to
MIC & VOL Unit (X57-6100-XX) (C/3)
CN3 CN902 Pin Name
1 13 BLC
2 12 SB
3 11 GND
4 10 PTT/TXD
5 9 ME
6 8 MIC
7 7 HK/RXD
8 6 GND
9 5 CM
10 4 GND
11 3 GND
12 2 VOL
13 1 5CM
40

TERMINAL FUNCTION

Function
(SB)
Power SW control "L" : On/Off
GND
Key scan 1
Key scan 2
BU4094BCF STRB
Data
Clock
GND
LC75824W CS
GND
5CM
8C
8C
TXLED "L" : On, "H" : Off
RXLED "L" : On, "H" : Off
Back light control "L" : Off, "H" : On
Function
Back light control "H" : On
SB
GND
PTT 1 / TXD
ME
MIC1
Hook 1 / RXD 1 On hook : "L"
GND
DTMF Key Scan
GND
GND
Volume level det
5V
TX-RX Unit (X57-6100-XX) (A/3) to
ACC15 pin (1/2)
CN4 ACC15 Pin Name
1 13 SPG
2 9 ISP
3 6 ES1
4 12 ES2
5 15 GND
6 7 SB
7 3 IGN
Note : Pin 9 and pin 12 of the 15-pin connector are connected with a
jumper.
TX-RX Unit (X57-6100-XX) (A/3) to
ACC15 pin (2/2)
CN2 ACC15 Pin Name
1 4 DEO
2 1 HK2
3 10 HR
4 5 MI2
5 2 FSW
6 11 AUX
7 8 PTT2
8 14 SQ
TX-RX Unit (X57-6100-XX) (A/3) to
Internal SP
CN5 SP Pin Name
1 + ISP
2 – SPGR
Function
Speaker ground
Internal speaker
External speaker
External speaker
GND
SB
Ignition sense input
Function
Detect signal output
Hook 2
Hone alert control
Mic input 2
Foot SW
Accessory port
PTT input 2
Squelch signal output
Function
Internal speaker
Speaker ground through R