Raymarine Ray48 User Manual Page 23

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18
POWER
MODULE
DRIVE
ANT
SW
AF
AMP
PWR
DET
DC
CONT
BUFF
AMP
BAND
SW
VCO
DC
FIL
SW SW
SW
SWPLL FIL
SW
RESET
IC201 M34520 M6
+5V
REG
E
2
PROM
KEY
BOARD
LCD
DISPLAY
PREENPH
& LIMITER
LPE
SW SW
ISOLATER
SW
SW
SW
PRE
DRIVE
BUFF
AMP
TONE
DET
MUTE
1
SP AMP
LPF RF AMP 1st MIX 1st IF AMP 2nd MIX IF AMP
SW
D1 MI402
D4 MI308
D12 1SS226 BPF
BPF BPFQ17 2SC4226 Q19 2SK506 Q20 2SC3123
21.6MHz
21.145MHz
IC4 TA31136F -SdB/dct Q12 2SC4116
1Pole
Xtal FIL
BPF
445KHz
"SQ"
TX ON1
IC1 S-AV6
Q1 2SC3357
Q2 2SC4226
13.6V
13.6V
Y
Z
13.6V
13.6V
DC13.6V
Y
Z
Q23 DTC114EK
25W
ADJ
1W
ADT
Q2 1SS345
Q7 2SB1135
Q10 2SC4116
Q24 2SC4116
Q11 DTC114EK
TXON2
IC2 2902M
"DEV"
MIC/PTT
UP/ON
UP/ON
Q201 2SA1292
PWR LO
PTT DET
IC202 93LC46X
XTAL201
1.2MHE
DATA
CK
CE
DEEP TONE
BUST
Q202
DTC114EKT
TONE DET
UN LOCK
MUTE1
MUTE2
TX ON
SV
IC203
RHSVA45AA1
XTAL202
32.768KHE
+SV
Q5
2SC4116
Q3 2SC4226 Q6 DTC114KE
Q4
2SK508
TX-B
POVMOD
D6
ISV214
D7
KV1832C
D8 ISS226
UN LOCK
IC3
LC7153M
Q7
2SA211A
Q2 DTC114EK
RX-B
TX-B
Q15 DTC114EK
12.8MHz
D10 DAN202K
Q3 DAN202K Q12 2SA1298
TX ON2
TX ON1
SV
SV
Q14 DTA124EK
TX-B
SV
D7 DAN202K
RX-B
SV
Q13 2SA1298
D11
FMBG24
TC6 BA1604F Q22 2SC4116
"VOL"
ICS LA4425
INT SP
EXT SP
DEEP TONE
Q21
DTC343
Fig. 4-1 Ray48 Block Diagram
4.5 BLOCK DIAGRAM
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