2-3
2. Block configuration
- PANEL (05P0701): Composed of keys and display circuits (LCD, LED, and buzzer).
- CONTROL/MODEM (05P0702): Composed of system control, I/O, and modem circuits.
- RX (05P0703): Composed of receiver circuit and oscillator circuit, having DSC watch keeping
receiver PCB and DSC general watch keeping receiver PCB (option) of the same specifica-
tions.
- AF (05P0704): Composed of amplifier for handset microphone, line input circuit (signal
received from MF/HF radiotelephone), and amplifier of alarm signal.
- SW REG (05P0705): Converting 24V DC input into +15V by I/O insulating switching regu-
lator.
- LINE FIL (05P0706): Locates betweem I/O ports and CONTROL/MODEM board, contain-
ing EMC filter in each line.
- LINE FIL (05P0707): Locates between the power connector and SW REG board, containing
EMC filter.
2. Block configuration
CONTROL/MODEM
(05P0702)
RX
(05P0703)
RX
(05P0703)
For Distress
For Routine
LINE FIL
(05P0706)
AF
(05P0704)
LINE FIL
(05P0707)
SW REG
(05P0705)
PANEL
(05P0701)
Option
24V
SP
HANDSET
NBDP
RT
RCV.BZ
DMC
IEC61162-1
PRINTER
D.ANT
ANT
24V
24V(For OVEN)
24V
24V
POW SW
POWER ON
+15V
DB0-7,CS,R/W
GND
AD1
KY0-4,RTS
KX0-3
LCD/KEY/DIS LED
BUZZ,+5V,GND
AL-D/AL-S LED
LINE-IN/OUT
LINE-IN/OUT
LINE-IN/OUT
CLK//DATA
ST SYN
PLL ENB
DDS CLK
DDS DATA
DDS1 LOAD
DDS3 LOAD
AF OUT
UN-LOCK
+15V//GND
OVEN
(SAME DATA)
ACTIVE ANT:12V
ACTIVE ANT:12V
OVEN LED
POWER SW
MIC
PHONE
HOOK
PTT
J2
J2
J2
J2
J1
J2
J2
J1
J1
J1
J2
J1
J1
J1
J3
J3
J3
J4
J4
J4
J5
J5
J5
J8
J8
J9
J9
J6
J6
J7
J7
NBDP SD,TD(A/B)
NBDP SD,TD(A/B)
NBDP RD,RD(A/B)
NBDP RD,RD(A/B)
RT SD,TD(A/B)
RT SD,TD(A/B)
RT RD,RD(A/B)
RT RD,RD(A/B)
POWER ON
POWER ON
TX KEY
TX KEY
RM MUTE
RM MUTE
ST-BY
ST-BY
PRINTER DATA
PRINTER DATA
IEC TD(A/B)
IEC TD(A/B)
IEC RD(A/B)
IEC RD(A/B)
RCV BZ OUT
RCV BZ IN
RCV BZ IN/OUT
RCV BZ CTR
RCV BZ CTR
DMC TD(A/B)
DMC OUT
DMC RD(A/B)
DMC IN
DMC CTR
DMC TD(A/B)
DMC RD(A/B)
DMC IN/OUT
DMC CTR
+15V
SSB
VC1(SP)
VC2(HS)
BEEP
AF INST
PTTHOOK
4AX2
MODEM
MAIN CPU
AFSK
COM.
CONTROL
INST(J7 only)
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