Kenwood FleetSync TK-790, Руководство по обслуживанию

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TK-790/ ( B ) /H ( B )
Microprocessor : 78064GCXXX8EU (Display Unit IC4)
• Terminal function
Pin No. Pin name I/O Action
74 Not used
75 RXD I Serial interface RXD
76 TXD O Serial interface TXD
77 Not used
78 – GND
79 X2 – X’tal 4.19MHz
80 X1 – X’tal 4.19MHz
81 VDD – +5V
82,83 Not used
84 RST – Reset
85 END I Encoder data
86 K3 I [GR ] Key L
:
ON, H
:
OFF
87 K4 I [GR ] Key L
:
ON, H
:
OFF
88 ENI I Encoder interrupt
89 TEST I Serial interface test
90 AO2 O Programable AUX output B
91 AO1 O Programable AUX output A
92 AI2 I Programable AUX input B
93 AI1 I Programable AUX input A
94 BLC O MIC backlight ON/OFF
L
:
ON, H
:
OFF
95,96 Not used
97 DM I DTMF MIC key pad data input
98 HK I MIC hook L
:
ON, H
:
OFF
99 AVSS – GND
100 VOL I AF volume
Pin No. Pin name I/O Action
1 PTT I MIC PTT L : ON, H : OFF
2 K5 I [MON] key L : ON, H : OFF
3 K6 I [PF6] key L : ON, H : OFF
4 K7 I [PF1] key L : ON, H : OFF
5 K8 I [PF2] key (Full) L : ON, H : OFF
6 K9 I [PF3] key (Full) L : ON, H : OFF
7 K10 I [PF7] key (Full) L : ON, H : OFF
8 AVDD – +5V
9 AVREF – +5V
10 RED O TX LED (Red) L : ON, H : OFF
11 GRN O BUSY LED (Green) L : ON, H : OFF
12 E – GND
13 DM1 O Backlight (Dimmer)
14 DM2 O Backlight (Dimmer)
15 I Not used
16 K11 I [SCN] key (Full) L : ON, H : OFF
17 K12 I [PF8] key (Full) L : ON, H : OFF
18 K13 I [PF9] key (Full) L : ON, H : OFF
19 K1 I [PF4] key L : ON, H : OFF
20 K2 I [PF5] key L : ON, H : OFF
21 1/2 I HEAD 1/2 jumper
HEAD 1
:
Jumper installed,
HEAD 2
:
Jumper removed
22 B/F I Panel type Jumper
Basic panel
:
Jumper installed.
Full panel
:
Jumper removed
23~26 COM0~3 O LCD drive common 0~3
27 BIAS LCD drive bias
28~30 VLC0~2 LCD drive power suply
31 VSS GND
32~67 S0~35 O LCD drive segment 0~35
68 S36 O LCD drive segment 36 (Basic)
CE DOT matrix driver CE (Full)
69 S37 O LCD drive segment 37 (Basic)
CL DOT matrix driver CL (Full)
70 S38 O LCD drive segment 38 (Basic)
DI DOT matrix driver DI (Full)
71 S39 O LCD drive segment 39 (Basic)
DO I DOT matrix driver DO (Full)
72 SCK O EEPROM serial clock
73 SDT I/O EEPROM serial data
SEMICONDUCTOR DATA
Shift Register Output
• Shift register 1 on control unit (IC523)
Pin No. Port Name Action
4 Q1 PTO GE-STAR/Scrambler PTO
5 Q2 BC4 Scrambler BC4
6 Q3 BC3 Scrambler BC3
7 Q4 BC2 Scrambler BC2
14 Q5 AC Scrambler AC
13 Q6 BC1 Scrambler BC1
12 Q7 HR Acc HR
11 Q8 CMP Compander H : ON, L : OFF
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