Pioneer BDP-LX55 - Block Diagrams; Power Block Diagram

16
BDP-LX55
1
2 3 4
A
B
C
D
E
F
1
2 3 4
4.2 BLOCK DIAGRAM FOR POWER BLOCK
1 2 4
+5V
+12
VCC
U1
1. 1V
OPWRSB
U6
1. 5V
EN
U3
3. 3V
EN
U16 U15
1V8
1V
EN
1. 2V
G5725
U14
88DE2750
FB12
1V_KYOTO_G2
L9
G5725
U42
Sii9136
FB6 FB7
FB32
FB8
FB10
1V8_KYOTO_G2_DDR2
G9661
FB11
3V3_KYOTO_G2
U7
MT8555
DCDC
Conv.
DCDC
Conv.
L1
L3
AT1526
AT1529
DCDC
Conv.
L10
DCDC
Conv.
22
2.2u
2.2u
2.2u
R101
0
AVDD12_MEMPLL
R413
R414
AVDD12_USB_1P_1 AVDD12_USB_2P_1A
R407
AVDD12_SATA1
R427 R428
AVDD12_COM
AVDD12_REC
R651
AVDD12_HDMI_RX
AVCC12
CVCC12
R25
A1. 2V
PLL BLOCK
0
U8
H5TQ1G63BFR
DDR3
U9
H5TQ1G63BFR
DDR3
U10
H5TQ1G63BFR
DDR3
U11
H5TQ1G63BFR
DDR3
0 0
0
0
0 0
6-24V
1 2 4 6
6
9
10
R109 R110
DDR_VREF
FB5
CAVCC33 IOVCC33
U43
PD78F1164
FB24
3.3VU
R340
R341
RESET CIRCUIT
RESET CIRCUIT
U2
G9091
FB3
Y4
VCXO
3. 3V_STBY
FB4
U31
TS5A3157
R52 R54 R57
AVDD33_VDAC_R AVDD33_VDAC_X AVDD33_VDAC_BG
R400 R402 R410
AVDD33_SATA AVDD33_1P_1 AVDD33_2P_2
R429 R430 R431
AVDD33_COM AVDD33_REC AVDD33_LD
R660
AVDD33_HDMI_RX
FB18
3. 3V
FB**
1V8_FOR_Xtal
U401
NAND Flash
+12
-24V
XP1CN503
MAIN BOARD ASSY
A
POWER BOARD ASSY
E