Circuit Block Diagram - JRC FF50 Service Manual

5. Circuit Block Diagram

DPU
CML-595
IC301,302
ROM
7DEBS7042
7DEBS7043
IC304
Backup RAM
BT301
Battery
W400 :WHITE
TRX
CMN-526
IC180 RX IC
FL140 FL141
RV140
RV141
RX Receiver
J402 TRANSDUCER
These VR is adjusted in manufacture.
Don't Remove VR adjustment.
RV600
RV140, RV141 RX GAIN Adjustment
IC306
LCD Control
IC300
32bit
RISC CPU
J300 J301
TR203,204
PHT480,481
TX FET
NMEA RX
2SK1316
T202
IC480
TX TRANS
NMEA TX
J404 NMEA I/O
LCD Flicker Adjustment
11
J302
LCD
Interface
RV600
T700,701
TR702,703
Inverter
J702
J303
IC312
Panel
Interface
W401:BLUE
Regulated Voltage
CD431
TX Rectifier
IC410
PS Control
J403 GPS
TFT LCD
DATA
7WSBS7001
Backlight
PANEL
CCK-829
7ZCBS7017
T430
PS TRANS
TR430
PS FET
2SK1620
J402 Power Cable