Semiconductor Data - Kenwood TK-3130 Service Manual

CPU : MN101C54AKA (TX-RX UNIT (A/2) IC204)
Terminal function
Pin No. Port Name I/O
1~3 V1~V3 I
4,5 NC I
6 AF MUTE O
7 SEL I
8 SHIFT O
9 VSS I
10 OSC2 O
11 OSC1 I
12 MMOD I
13 XI I
14 XO O
15 VDD I
16 RST I
17 VREF+ I
18 UL I
19 BUSY I
20 TI I
21 BIAS I
22 BATT I
23 VOX I
24 RSSI I
25 VIB O
26 VREF– I
27 VDD I
28 TXD O
29 RXD I
30 TDATA O
31 DIR O
32 SCLK O
33 DI/O I/O
34 APC O
35 BEEP O
36 PABC O
37 3CC O
38 3RC O
39 3TC O
40 TO O

SEMICONDUCTOR DATA

Function
LCD Voltage
NC
RXsignal AF Mute L : Mute
Clock Frequency shift
GND
Clock oscillation out
Clock oscillation in
GND
NC
NC
Power supply
Reset L : Reset
GND
PLL Unlock L : Unlock
RX Busy Detect
QT/DQT signal
NC
Battery Voltage
VOX Level
RX Carrier Level
Vibrator Control H : On
GND
Power supply
to FPU Data
from FPU Data
MSK TX Data
IC205 Control
IC205 Clock
IC205 Data
TX Power H/L H : Low power
Beep
Final SW
3C SW L : On
3R SW L : On
3T SW L : On
TX QT/DQT out
TK-3130/3131
Pin No. Port Name I/O
41 BATT L I
42 TCLK O
43 RDF I
44 VDD I
45 PTT I
46 MONI I
47 CALL I
48 UP I
49 MODE I
50 DOWN I
51 MICMUTE O
52 SP AMP O
53 PCLK O
54 PDATA O
55 PEN O
56 ECLK O
57 EDATA I/O
58 BACKLIT O
59 RLED O
60 GLED O
61,62 NC O
63~76 SEG13~SEG0 O
77~79 COM0~COM2 O
80 NC O
FET : 2SK3078 (Q9)
Absolute Maximum Ratings (Ta=25°C)
Item V V I
DSS GSS D
Rating 15V 5V 0.5A
FET : NE5510279A (Q10)
Absolute Maximum Ratings (Ta=25°C)
Item V V I
DSS GSS D
Rating 8.5V 6.0V 1.0A
Function
Battery Low
MSK TX Clock
Detect MSK Data
Power Supply
PTT L : Press
MONITOR key L : Press
CALL key L : Press
UP key L : Press
MODE key L : Press
DOWN key L : Press
MIC Mute H : Mute
AF AMP on/off H : On
PLL IC Clock
PLL IC Data
PLL IC Enable
EEPROM Clock
EEPROM Data
LCD Lamp on/off H : On
Red LED on/off H : On
Green LED on/off H : On
NC
LCD
LCD
NC
Pch Tch Tstg
3W 150°C –45~+150°C
Tc=25°C
Pch Tch Tstg
2.4W 125°C –55~+125°C
Tc=25°C
8