Main Board Assy (10/15) : Motor Driver+Cpu (Sheet No.11) - Pioneer BDP-LX55 Service Manual

1

10.10 MAIN BOARD ASSY (10/15) : MOTOR DRIVER+CPU (Sheet No.11)

A
Main Board Circuit Diagram:TPIC1405AFD-Driver+SANYO OPU
B
C
D
E
F
A
10/15
62
1
2
MVCC_R
VCC_D
FB15 FB15 FB10/2A FB10/2A
M12V_T
+ +
CE19 CE19
220uF/16V 220uF/16V
+12V_D
M
FB16 FB16 FB10/2A FB10/2A
CE18 CE18 C278 C278
+ +
0.1uF/50V/X7R 0.1uF/50V/X7R
220uF/16V 220uF/16V
M
V14REF_R V14REF V14
XP10
8 A+
8
7 A-
7
6 B-
6
5 B+
5
4
U1
4
3 V1
3
2 W1
2
1
G1
1
8pin/1.0mm
LOADER
ASSY
XP5
1
1
2
2
3
3
4
4
4PIN/2.0mm
GND GND
A3.3V
C170 C170
10uF/10V/Y5V 10uF/10V/Y5V
FE_GND
R915 R919 R925 R914
sanyo 414H08
R918 R924 R932 R960
Hitach R918 R924 R932 R960
HOP-B1350
R915 R919 R925 R914
When use Hitach OPU R863 is 10K
BDP-LX55
2
3
M12V_T
V14REF_R
90MA
C274 C274
4.7uF/10V/Y5V 4.7uF/10V/Y5V
C275 C275
M
A3.3V
V14REF_R
R810 R810 33K 33K
TP801 TP801
A3.3V
XREST
FG
R226 R226 33K 33K ENDDET
MUTE1
R228 R228 LIMIT# R227 R227 0 0 MUTE2
GAINSW3
33K/NC 33K/NC
FMO1 VSLED1
FMO2 VSLED2
GAINSW3 DMO
TYPWM
R231 R231 TRO
FOO
33K/NC 33K/NC
TLO
FOC1+
FOC1-
M
MVCC_R
FOC2+
FOC2-
R915 0
R918 NC/0
R919 0
R924 NC/0
R914 R914 0 0 COMMON R925 0
R932 NC/0
R960 R960 NC/0 NC/0 U
C281 C280 C838
C282 C282
NC NC NC
NC NC
M M
LOAD-
LOAD- LOAD-
LOAD+
LOAD+ LOAD+
TRAYIN#
TRAYIN# TRAYIN#
C1026 C1026
0.1uF/16V/X7R 0.1uF/16V/X7R
M
A3.3V
R237 R237
NC/4.7K NC/4.7K
GAINSW2
R246 R246
NC/4.7K NC/4.7K
FE_GND
0 R
NC
NC
0 R
3
4
U20 U20
0.1uF/25V/Y5V 0.1uF/25V/Y5V 1 56
C19V SLED2_N
C277 C277 2 55
CP2 SLED2_P
0.1uF/25V/Y5V 0.1uF/25V/Y5V 3 54
CP1 P12V_3
4 53
C804 C804
CA5V SLED1_N
1uF/10V/Y5V 1uF/10V/Y5V 5 52
AGND SLED1_P
6 51
VREF PGND_3
7 50
TEST1 CV3P3
8 49
TEST2 MCOM
9 48
TEST3 ISENSE
10 47
XRESET ICOM2
11 46
XFG W
12 45
ENDDET P12V_2
13 44
XMUTE1 V
14 43
XMUTE2 ICOM1
15 42
GC U
16 41
VSLED1 P12V_1
17 40
VSLED2 C10V
18 39
VSPIN P5V_2
19 38
VLOAD FB1PxV
20 37
VTRK REG1PxV
21 36
VFCS REG3P3V
22 35
VTLT FB3P3V
23 34
PGND_1 PGND_2
24 33
TLT_P LOAD_N
25 32
TLT_N LOAD_P
26 31
P5V_1 P5V12L
27 30
FCS_P TRK_N
28 29
FCS_N TRK_P
TPIC1405AFDRG4 TPIC1405AFDRG4
M
U
COMMON
V B+
B+ B+
W B-
B- B-
W A-
A- A-
V A+
A+ A+
C285 C285 C286 C286 C846 C846 C288 C288
NC NC NC NC NC NC NC NC
M
R236 R236 1K 1K
MVCC_R
R238 R238 1K 1K
R239 R239 1K 1K
GAINSW2
FMO4 R765 0
FMO3 R766 0
R249 R249 1K 1K
MVCC_R
GIO5
R255 R255 0 0
A3.3V
R252 R252 33K 33K
R256 R256 33K 33K
FE_GND
MVCC_R
4
CO
M