TK-90
105
M
M
1
26
1
2
MIC
BLC
GND
ME
RXD1
SB
PTT/TXD1
DM
MIC
FAN2
INT SP
CN17
2.FAN2–
1.FAN2+
TX-RX UNIT
X57-721
YF-107C
KIF-2
DISPLAY UNIT
X54-356
2 SP
1 SPG
SP
7
ME
PSENSE
11
MIC
E
SB
8
RXD0
6
3
TXD0
1
8D
9
4
10
SPG
PS
2
5
NC
NC
10
TXD1
2
10
NC
NC
GND
5
RTK
3
8
AUX3
7
3
5
9
NC
2
KEY
11
NC
11
GND
NC
RXD1
9
DEO
IGN
6
AUX2
NC
DPTT
DI
12
1
AUX1
7
6
1
4
8
NC
NC
4
1
3
RXD1
NC
GND
TXD1
3
SB
NC
2
2
1
KCT-31
(OPTION)
KCT-39
(OPTION)
KCT-18
(OPTION)
11
2
7
MIC
RXD0
PSENSE
1
8
10
TXD0
4
ME
3
PS
9
SB
5
8D
SP
6
E
SPG
KRK-5
KCT-22
CN16
2
FAN1
1.FAN1+
1
2.FAN1–
W9 E37-1231-*5
CN2
CN1(PH)
W8
E37-1227-*5
CN7
11
AO
RST
4
6
13
3
GND
10
USEL
12
EN
PLAY
7
BUSY
DGND
5
CLK
SI
8
SO
14
1
AI
5C
9
2
GND
11
VPLY
5
SO
5D
VRST
3
VEN
DGND
8
VAO
VAI
AGND
13
USEL
12
VBSY
DATA
1
2
6
10
7
CLK
14
9
4
AGND
IN
GND
OUT
ID
GND
KEY
IGN
GND
DEO
DI
DPTT
RTK
DGND
AUX3
AUX1
AUX2
NC
NC
RXD2
TXD2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
J1
CN11
CN9
CN10
CN8
CN236
Voice Guide & Storage unit
VGS-1
(OPTION)
(OPTION)
GND
RXD1
5D
✽
2 When KRK-5 is used, KRK-5 is connected
with
✽
1.
(OPTION)
8
7
6
5
4
3
2
1
1 6 2 7 3 8 4 9 5
✽
1
✽
2
INTERCONNECTION DIAGRAM /