Schematic Diagram – Main Board (8/9) - Sony MEX-1HD Service Manual

6-20. SCHEMATIC DIAGRAM – MAIN Board (8/9) – •
(8/9)
B1
B2
R3034 C3003
0 0.01
C3010
0.1
PGND
VCC
PGND
PGND
PGND
COMPLEX PROGRAMMABLE
PGND
LOGIC DEVICE
PGND IC3000
C3001
XC9536XL-5
0.1
PGND VQ44C-HB01
PGND
CLK
PGND
(Page
46)
B3
(Page 40)
(Page 40)
•
See page 37 for Waveforms. See page 60 for IC Block Diagrams.
R3000 0
R3001
47k
Q3000
DTC143ZKA
-T146
REGULATOR
ON/OFF
C3052
0.01
TP300
C373
22
10V
TP301
D/A CONVERTER
PGND
IC371
PCM1748E/2
PGND
PGND
PGND
PGND
GND
PGND
R375 0 C381 10
VCC
R374 0 C391 10
PGND
PGND
C375 22 10V R331 0
PGND
FB3004
C3017
0.1
C3018
10
LEVEL
SHIFT
IC601
TC7WH125FU
R3014
(TE12R)
4.7k
R3013
4.7k
R3012
4.7k
C651
0.1
(Page 42)
(Page 48) (Page 44)
(Page
(Page 48) (Page 46)
(Page 43)
42)
+1.8V REGULATOR
GND GND
GND
GND
C3015
GND NC
0.1
NC NC
EN PG
NC
IN TP3051
IN
OUT
NC OUT
GND GND
GND
GND
IC3001
TPS77818PWPR
FL3003
C3050
TP3052
0.1
R371
0
R372 0
R373 0
C371
C372
22
0.1
10V
OUT NC
+3.3V REGULATOR
IC3005
XC62GR3312MR
L352
4.7µH
C376
C3051
22
0.1
10V
L351 4.7µH
R658 0
R659 0
R653 0
R656 47k
R657 47k
LEVEL
SHIFT
IC602
TC74VHCT125AFT
(EL)
C652
R654
0.1
47k
(Page 43)
(Page 42)
(Page 41)
47 47
(Page 44)
(Page 40)
CN3001
22P
GND
GND
GND
D5.0V
D5.0V
D5.0V
D3.3V
D3.3V
D3.3V
SYS_3.3V
SYS_3.3V
SYS_3.3V
D1.9V
D1.9V
MS1.8V
MS1.8V
ON_D1.8V
1.8V_OK
DRV9V
DRV_GND
TRAY_M+
TRAY_M-
TRAY_M-
TRAY_M+
DRV_GND
DRV_9V
GND
TR_IDET
CN3002
50P NC
GND(FFC SHELD)
RE_RB
Z2
FL_BK
RE_RA
Z4
FL_DATA
RE_LA
Z6
FL_LAT
RE_LB
Z8
FL_CLK
NC
NC
Z9
EJECT_LED
Z10 FB3041
FL_ON
Z11
MS_DOOR
Z12
EJECT_KEY
Z13
TRAY_LED
NOSE_SW
Z15 FB3042
R3045
FLD_ON
10k
XFAIL
SUB_TXD
XSYS_RST
SUB_RXD
Z16
D_MUTING
Z17 FB3045
ILL_ON
XDAC_CS
Z18
XOPEN_END
DAC_CLK
Z19
XCLOSE_END
DAC_SO
SH_WDT
FB3046
FLS_ON
Z20
XMS_DET1
Z21
XMS_DET0
FB3047
BU_5V
XUSB_DET
R655
SUB_GND
0
TR_IDET
SUB_GND
Z24 FB3043
SL3001
SA_DATA
HEATER_CTL
Z25
FB3044
SA_CLK
DA_GND
DAGND
D_RCH
DAGND
D_LCH
DAGND
GND(FFC SHELD)
DA5V
MEX-1HD
(Page 57)
(Page 41)
(Page 50)