Schematic Diagram – Sub Board (1/5) - Sony MEX-1HD Service Manual

6-22. SCHEMATIC DIAGRAM – SUB Board (1/5) – •
(1/5)
SUBUCOM-POWERAMP
(Page 52)
CN521
R1501
5P
0
TP511
TP512
TP513
NC 5V
TP514
GND
TP515
XFLASH_W
(CHASSIS)
SUBUCOM-TUNER:EVOL:RDS
(Page 51)
SUBUCOM-CHECK
(Page 53)
POWER_SUBUCOM
•
See page 37 for Waveforms. See page 60 for IC Block Diagram.
R1502 0
IC502
RS5C348A
VSS
XINTR
SI R538
CE
SO R537
OSCOUT
X502
SCLK R540
32.768KHz
OSCIN
32KOUT
VDD
C513
0.1
REAL TIME
CLOCK
C516
100 D510
6.3V RB751V-40
XS_MUTING
D520
MA111-TX
R546
XUSB_DET
100k
C502
0.1
R681
XMS_DET0
R644 100k
100k
XMS_DET1
R682
100k R550 0
C503
R645 R646
0.1
0 100k
C504
0.1
THP501
D507
R554
MA111
100k
C515
D508 0.047
TR_I_DET
MA111
R562
22k
S_METER
R563 0
R564 0
C505 R568
EJECT_LED
0.1 100k
XTROPEN_END R572 0
XTRCLOSE_END R573 0
R569
TRAY_LED R567 0
100k
D505
MA111
XDAC_CS
0
0
0
R528
330 R530
0
R529
100
XMS_
DET0
VSS
C XS_MUTING
XUSB_DET
XMS_DET1
FSW_SFT
DVCC
DVSS
AVCC
AVRH
AVRL
AVSS
KEYIN0
SYSTEM CONTROLLER
TEMP
IC501
RC_IN0 MB90F574APMT
-G-LPN1
FP_I_DET
QUALITY
TR_I_DET
MPTH
VSM
VCC
AMP_ON
NS_MASK
XTR_CLOSE_END
DOOR_IND
TRAY_LED
XTROPEN_END
C506 C523
0.01 2.2
R578
100k C521 R580 R602
470p 10k 47k
C510
0.1
49 49
R516 L501
100k
R517
0
D524
RB751V
C511
R519 -40
100
0
6.3V
C501
0.1
R638
0
MAIN_PON
VSS
RB502
D1.9V_OK
0
X4
D1.8V_OK
D3.3V_OK
R627
D5.0V_OK
0
TUNON
R698
FAN_ON
0
MS_LED
RB501 100 X4
RE_LB
RE_LA
RE_RB
RE_RA
R582 100k
XNOSE_SW
R650 100k
DSTSEL1
DSTSEL0
R613
OFFREC_LED
100k
R610 0 MOTOR_ON
MOTOR_ON
R612
XFPOPEN_END
100k
XFPOPEN_END
XFPCLOSE_END
XFPCLOSE_END
FP_M+
R607 0
FP_M+
R611
R606 0 FP_M-
100k
FP_M-
XILL_IN
VCC
R501 4.7k C542
C508
X1 22p
0.1
C541
X0
18p
X501
VSS
3.68MHz
C525
0.1
R599 R642
10k 100k
RESET SIGNAL
D522 GENERATOR
MA111
R595
1k
G
O
IC503
XC61CN4302
D521 MA111
R648
47k
R641 470k
Q521
DTA114EK
KEY ACTIVE
SWITCH
MEX-1HD
A1
A2
TP521 R1541
1k
A3
A4
A5
TELATT
MAIN_PON
A6
TUON
A7
RE_LB
RE_LA
RE_RB
RE_RA
(Page 50)
A8
A9
XILL_IN
RESET
A11
V
A12