Philips BDP7500B2, Service Manual

Page: 42 / 55

(change to +9V)
Motor Driver
Sensorless
C
O
L
L
IM
A
T
O
R
II
PIN7: GAINSW2 (GAINSW) PIN12: GIO5 (VDAC0)
FFC
ᑻᄤ
1. Motor + 2. Motor - 3. GND 4. SW-2 5. SW-1
B+ B- A+
TRAYIN#
COA+
GIO6 FMSO3 FMSO4
COA- COB+ COB-
TRAYPWM
COMMON
TRSO FOSO TLSO
FMSO2 FMSO DMSO
V U W B+ B- A+ A-
TL- TL+ FO- FO+ TR+ TR- LOAD+ LOAD-
V14REF
MUTE1 MUTE2 FG
V14REF
COMMON
A-
GAINSW2
COA-
GIO5
COA+
RSTI
COB- COB+
CO_A- CO_B+ CO_B- CO_A+
FB1PxV
FMSO4 FMSO3 GAINSW2
GIO5 RSTI
GAINSW2
TR+ TR- FOC1- FOC1+ VHAVC GIO6 FG FOC2- FOC2+ TLS
O
TRAYPWM V14REF MUTE2 MUTE1 FMSO FMSO2 DMSO FOSO TRSO CO_B- CO_B+ CO_A+ CO_A- FMSO4 FMSO3 TRAYIN#
FOC2+
FO+
FOC2-
FO-
FOC1+
TL+
-
1
C
O
F
-
L
T
W V U
+12V
FB1PxV
3.3V
TRAYIN#
TRAYOUT# LOAD+ LOAD- GND TRAYIN#
TRAYOUT#
LOAD+ LOAD-
A+ A- B- B+ U V W
GIO5
11
RSTI
5,11
GAINSW2
11
TR+
11
TR-
11
FOC1-
11
FOC1+
11
VHAVC
11
GIO6
11
FG
11
FOC2-
11
FOC2+
11
TLSO
11
TRAYPWM
11
V14REF
11
MUTE2
11
MUTE1
11
FMSO
11
FMSO2
11
DMSO
11
FOSO
11
TRSO
11
CO_B-
11
CO_B+
11
CO_A+
11
CO_A-
11
FMSO4
11
FMSO3
11
TRAYIN#
11
+12V
1,4,5
3.3V
1,2,4,5,6,7,9,10,11
TRAYOUT#
11
M
MVCC
VCC
AVCC
M
MVCC
MVCC
A3.3V
M
VCC_OPU
+12V
+12V
M12V
M
M12V
M
M
M12V
M
M
M
M
M12V
V14REF
FE_GND
AVCC
FE_GND
FE_GND
D3.3V
M3.3V
VHAVC
V14REF
D1.2V
FE_GND
AVCC
MVCC
MVCC
A3.3V
A3.3V
MVCC
M
MVCC
MVCC
M
M
M
M
M
M
M
M
M
M
MVCC
M
M
A3.3V
M
VCC
FE_GND
MVCC
F_C82
NC
R770
0
R766
0
TP122
F_C79 10uF
R768
0
F_C70
0.1uF
F_C89
NC
F_C80
2.2uF
F_NC3
F_R97
10K
TP125
F_R107
0
F_C77
10uF/10v
F_C92 10uF
F_R109
0
F_U7
NC/LB1848M
1 2 3 4 5
6 7 9 10 8
Vc IN2 ENA SOF IN1
GND
OUT2 OUT3 OUT4 OUT1
F_C83 NC
R762
0
F_R98
10K
TP128
F_C62
0.1uF
F_U5 R2A30209SP
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 18 19 20 21
42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22
SPIN SL1IN SL2IN SPLIN VM2 SL2+ GND SL2- SL1+ SL1- GND U V W ACTFLG COMMON TEST SLLIM FG EN1 EN2
REF
LOIN
FOIN TOIN
TLIN
TL-
TL+ FO-
FO+
GND
5VCC
TO+
TO-
GND
LO-
LO+ VM3
ACTRST
STTH SPGS
VM1
R760
1K
F_R110
0
F_FB1
0
F_C87
NC
R754
1K
TP120
F_C66
4.7uF
R763
NC/1K
F_R96
10K
XP3 8x1 W/HOUSING
1 2 3 4 5 6 7 8
F_R111
121_1%
F_C72
0.1uF
R759
NC/0
F_C97 1000pF
+
F_CE11
220uF/16V
F_R103
8.2K
+
F_CE12 100uF/16V
F_C90
1uF
F_R105
NC
F_C86
NC
F_R104
NC
F_C136 0.1uF
F_C94 0.1uF
TP123
F_C81
2.2uF
R1409 NC/220 0603-R
F_R101
10K
TP126
R764
33K
F_NC5
R771
0
F_C76 0.1uF
F_C85 0.1uF
TP129
F_C88
NC
J4 CON1.0-5
1 2 3 4 5
F_U6 APL1117-ADJ
1
2
3
ADJ/GND
OUT
IN
F_C71 0.1uF
+
F_CE17 100uF/16V
U703 TPC1391G4
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15
16 17 18 19 20 21 22 23 24 25 26 30 29 28 27
LED0 Latch_SET Latch_CLR SWR_SEQ1 SWR_SEQ2 SWR_OUTSEL/XMUTE STEP_ENA STP1_IN STP2_IN XLEDON CSWON COLLIENDZ XRESET A5V AGND
STP1+
STP1-
STP2+
STP2-
FB1PxV
P5V_SW
REG1PxV
PGND_SW
REG3P3V
FB3P3V
TEST1
Latch_RSOUT
Latch_XRSOUT
CSWI
CSWO
R755
NC/0
TP121
R769
0
R756
1K/NC
F_C73
0.1uF
F_R154
0
F_R108
0
F_C64 0.1uF
+
F_CE14
220uF/16V
F_C75 4.7uF
R774
0/NC
F_C67 0.1uF
R772 4.7K 0603-R R773 4.7K 0603-R
R1410 0 0603-R
F_R102
10K
F_R153 NC
R761
33K
F_FB2
0
+
F_CE16
100uF/16V
F_C65 0.1uF
F_R112
750_1%
XP4
CON2.0-4
1 2 3 4
F_R99
15K
TP124
R758
1K
F_C69 NC/0.1uF
R767
0
R757
NC/0
F_C74
0.1uF
TP127
F_C78 10uF
F_NC2
F_C84 NC
F_C96
2.2uF
F_NC4
R775
NC/0
F_R100
10K
F_R106
10K
R765
0
+
F_CE15 100uF/16V
F_FB3
0
F_C63 0.1uF
F_NC1
+
F_CE13
NC/ 220uF/16V
F_C68
0.1uF
F_C91 1uF
TP119
Main Unit--Decoder Board Circuit Diagram
18-12
18-12