Display (Multi/Ch) Unit (X54-3700-00 B/6); Display (Vr) Unit (X54-3700-00 C/6); Display (Af/Rf) Unit (X54-3700-00 D/6); Display (Mic) Unit (X54-3700-00 E/6) - Kenwood TS-590S Service Manual

Pin No. Name I/O
CN104 (to Display (MULTI/CH) unit B/6 CN965)
1 MLED O Multi encoder LED (D961)
2 33C O 3.3V (DC/DC)
3 MULB I Multi encoder pulse B
4 MULC - GND
5 MULA I Multi encoder pulse A
CN105 (to Display (VR) unit C/6 CN953)
1 LB I Low cut encoder pulse B
2 GND - GND
3 LA I Low cut encoder pulse A
4 HB I Hi cut encoder pulse B
5 HA I Hi cut encoder pulse A
6 33C O 3.3V (DC/DC)
7 NVOL I Notch volume voltage
8 SVOL I Squelch volume voltage
CN106 (to Display (AF/RF) unit D/6 CN966)
1 33C O 3.3V (DC/DC)
2 AFVOL I AF volume voltage
3 RFVOL I RF volume voltage
4 NC - No connection
5 GND - GND
CN107 (to Control unit A/3 CN63)
1 8A I 8V
2 8A I 8V
3 NC - No connection
4 GND - GND
5 GND - GND
6 PWS O Power switch output signal
7 33C I 3.3V (DC/DC)
8 NC - No connection
9 GND - GND
10 PRST I Reset signal for Panel MCU
11 BKC I Reduced voltage detection interrupt
12 PTXD I Serial data input from Main MCU
13 PRTS I RTS signal input from Main MCU
14 PRXD O Serial data output to Main MCU
15 PCTS O RTS signal output to Main MCU
16 MD I MIC Down control
17 MU I MIC UP control
18 GND - GND
19 NC - No connection
20 5C I 5V
TERMINAL FUNCTION
Function

DISPLAY (MULTI/CH) UNIT (X54-3700-00 B/6)

Pin No. Name I/O
CN965 (to Display unit A/6 CN104)
1 MLED I Multi encoder LED (D961)
2 33C I 3.3V (DC/DC)
3 MULB O Multi encoder pulse B
4 MULC - GND
5 MULA O Multi encoder pulse A

DISPLAY (VR) UNIT (X54-3700-00 C/6)

Pin No. Name I/O
CN953 (to Display unit A/6 CN105)
1 LB O Low cut encoder pulse B
2 GND - GND
3 LA O Low cut encoder pulse A
4 HB O Hi cut encoder pulse B
5 HA O Hi cut encoder pulse A
6 33C I 3.3V (DC/DC)
7 NVOL O Notch volume voltage
8 SVOL O SQL volume voltage

DISPLAY (AF/RF) UNIT (X54-3700-00 D/6)

Pin No. Name I/O
CN966 (to Display unit A/6 CN106)
1 33C I 3.3V (DC/DC)
2 AFVOL O AF volume voltage
3 RFVOL O RF volume voltage
4 NC - No connection
5 GND - GND

DISPLAY (MIC) UNIT (X54-3700-00 E/6)

Pin No. Name I/O
CN951 (to Control unit A/3 CN64)
1 MIC O MIC signal
2 MSG - MIC GND
3 MCG - GND
4 MU O MIC UP control
5 MD O MIC Down control
6 SS O MIC standby (PTT) control
7 8A I 8V
J950 (MIC)
1 MIC I MIC signal input
2 SS I MIC standby (PTT) control
3 MD I MIC Down control
4 MU I MIC UP control
5 8A O 8V
TS-590S
Function
Function
Function
Function
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