Schematic Diagram - Mb Board (5/9) - Sony HCD-GPX555 Service Manual

HCD-GPX555/GPX888

6-11. SCHEMATIC DIAGRAM - MB Board (5/9) -

1 2 3
A
B
C
>022S
USB-OC
MB BOARD (8/9)
HUB-RST
(Page 37)
D
E
>017S
USBM
MB BOARD (3/9)
USBP
(Page 32)
D+3.3V
>023S
F
GND
MB BOARD (6/9)
E+3.3V
(Page 35)
GND
PCONT-DAMP
EVER+13V
G
SPM-AMBIENT-TEMP
C-CONT
>024S
MB BOARD (8/9)
H
(Page 37)
SPM-C-MON
I
J
K
HCD-GPX555/GPX888
• See page 46 for Waveforms. • See page 51 for IC Block Diagrams.
4 5 6 7
MB BOARD (5/9)
C454 C456 C457
0.1u 27p 27p
X451
12MHz
3.3 3.3 3.3 1.1 0
12 11 10 9 8 7
5
13
R451
DP4 AVDD_6
JL465
100
3.3 14
RESET IC451 RREF
15
C451 R452
GL850G-OGY33
JL466 TEST/SCL
0.1u 10k
3.3 16 IC451
DVDD
R453 100k 0 17
C452
USB CONTROLLER
PGANG
0.1u R454 10k 3.3 18
OVCUR2/SMD
19 20 21 22 23 24
3.3 3.3 0 3
R455
10k
C453 C455
10u 0.1u
TH571
10k
R577
6.8k
C573
0.1u
0
C574
R572 R571
0.1u
220k 220k
4.2
Q571
KRC402-RTK
PROTECTION
R578
C571
R576 CONTOL
470u
10k
2.2M
4.4 D572
4V
Q576
0 DA2J10100L
KRC402-RTK
PROTECTION
CONTOL 1.1 1.1
S
R575
0
1k
R574
1k
12.2
13 13 Q574
Q575
RHK005N03T146
LTA014EUBFS8TL
PROTECTION
PROTECTION
CONTOL
CONTOL
8 9 10 11
C459
0.1u
6
5 R460 680
3.3
4
0.4
DP2
3 0
DM2
2
0
DP1
1 0
DM1
0
C467
R469 10k
25
R472 0
JL451
C460 C462 10u 16V
R463
R462 0.1u
100 C463 0.1u
22k
JL452
R467
5
4 GND 5
+IN2 22k
5
3 +IN1 -IN2 6
5
3.3
2 -IN1 OUT2 7
5
13
1 OUT1 VCC 8
C466
3.3
R464 0.1u
C461
330
IC452
0.1u
BA2903FV-E2
IC452
R466
0.1
R465
USB COMPARATOR
0.1
D571
DA2J10100L
3.3
Q572
KTA1542T-RTK/P
PROTECTION
4.4
CONTOL
0
34 34
12 13 14
>025S
JL469
10 SHIELD
USB BOARD
JL456
9 USB BGND
CN2302
JL457
8 D+B
JL458
(Page 48)
7 D-B
JL459
6 USBB+5V
C468 0.1u JL470
C464
5 SHIELD
0.1u
JL460
>026S
4 USB AGND
JL461
3 D+A
JL462 USB BOARD
2 D-A
JL463
CN2303
1 USBA+5V
(Page 48)
CN451
10P
0.1u
GND
SW+13V
C465
0.1u
>027S
JL455
R470
MB BOARD
100
(6/9)
(Page 35)
JL454
R468
330
JL453
USB+5V
15 16 17