Schematic Diagram - Sub Md Board - Sony MDX-M690 Service Manual

6-16. SCHEMATIC DIAGRAM – SUB MD Board – •
1 RX(SI)
TX(SO)
FLS_W
D901
1SS355
CLOSE
NC
RESET
LCD_9V
GND
SIRCS
(Page 35)
SW903
NC
( DISC INSERT
DISC_IN DETECT
14
R906
150
R907
See page 43 for IC Block Diagram.
Q901
2SA1037K
R902
100k
R901 Q901,902 R903
10k 2.2k
LED DRIVE
Q902
KRC102S
R904
270
C902
0.01
)
SW901
RESET
D902
KDZ18V
D908 D903
RRX9000-0501 CL-170UB-X
( ) ( )
REMOTE CONTROL DISC SLOT
RECEIVER ILLUMINATION
C906
0.01
REMOTE CONTROL
RECEIVER
LIN VIN
GND GND
C905
22 VSTAB
FB903 6.3V
VIN
VCC VAGC
NC INS
0
NC GND
VPO VCO
C908
NC NC
270p
D907 C910
MA8068-M 4.7
IC901
RRX9000-0601
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
R908
270k
C907
1
R909
120k
37 37
MDX-M690