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6-21. SCHEMATIC DIAGRAM – DVD (1/7) (Suffix-22)/LOADING Boards – •
(1/7)
(Page 50)
FE
TE
PI
CN404
5P
JL429
PI
JL428
TE
JL427
(FOR CHECK)
FE
GND
JL425
RF
(Page 50)
D+3.3V
D+5V
DGND
S1
DISC TRAY
OPEN/CLOSE
CN402
5P
DETECT
JL407
CLOSE
CKSW1
CKSW1
JL406
GND
GND
JL405
OPEN
OCSW1
OCSW1
JL408
LMD+
LMD+
M901
JL409
(LOADING)
LMD-
LMD-
FDRV+
FDRV-
(Page 50)
TDRV+
TDRV-
SLE
SLDA
SLDB
(Page 50)
TSD
SPMUTE
(Page 53)
XDRVMUTE
OCSW1
OCSW1
CKSW2
CKSW1
MDSO
(Page 50)
MDPO
(Page 50)
LMCTL
LMP
LMM
Refer to servicing notes (page 8) for discrimination of TYPE A/B.
PI
TE
FE
RF
R427
100k
R402
R403
C427
10k
10k
0.001
C412
R418
C402
0.033
R405
R406
33k
220p
1k
120k
CKSW2
R436
R404
100
1k
OCSW1
LDM+
FOCUS/TRACKING
R407
COIL DRIVE,
LDM-
120k
SPINDLE/SLED/LOADING
MOTOR DRIVE
IC401
FAN8034L
R408
R419
C403
150k
33k
100p
R421
C407
33k
220p
R409
150k
R422
C408
33k
100p
R411
56k
R423
C429
33k
0.001
R410
56k
R424
C430
33k
0.001
R425
220k
R413
R414
C404
R420
10k
470k
0.0015
470k
C411
0.0047
R417
C401
C405
C406
10k
0.015
0.1
0.1
R416
R426
680k
470k
R415
120k
R412
270k
(Page 50)
R432
C414
10k
R430
0.01
100k
C416
R433
0.01
10k
C417
R434
0.001
330
R429
56k
R431
56k
C420
0.1
C421
0.1
R439
0
C415
0.01
R428
33k
49
49
RF+
MIRR
TZC
SSD
SSM
RF+
PI
TE
FE
MIRR
TZC
SSD
SSM
SSCK
SSWD
SSRD
SSCS
RFT
XLDON
RF
FCS-
TRK+
FCS+
FCS-
TRK-
TRK+
TRK-
SLA+
SSCK
SLA-
SSWD
SSRD
SSCS
RFT
SLB+
XLDON
SLB-
SPM-
SPM+
SLA+
SLB+
LDM+
SLB-
SLA-
C006
47 16V
SPM-
SPM+
LDM-
R435
R077
∗
10k
+1.8V REGULATOR
C005
220
IC006
4V
mPC2918
O
I
G
FL004
FB010
C018
C019
0.1
0.1
FL005
FB012
FB011
JL410
C004
C419
47
47
C418
16V
16V
0.01
JL411
(Page 51)
(Page 51)
(Page 53)
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : DVD PLAY
HCD-M90
Ver 1.3
(Page 50)
RF+
MIRR
TZC
(Page 50)
SSDFCTI
SS_MON
(Page 50)
CN010
25P
TP077
GND
TP078
RF+
GND
TP079
PI
TP080
TE
TP081
FE
D+5V
TP082
MIRR
TP083
TZC
TP084
SSDFCTI
TP085
SS_MON
TP086
SVC
TP087
SSCK
TP088
SSWD
TP089
SSRD
(Page 39)
SSCS
TP092
D+3.3V
TP091
RFTPON
TP093
LDON
TP094
RFMON
GND
TP095
FCS+
TP097
FCS-
TP090
TRK+
TP098
TRK-
SSCK
SSWD
SSRD
SSCS
(Page 50)
RFTPON
XLDON
(Page 53)
CN009
9P
TP100
SLA+
SLB+
TP101
SLB-
TP102
SLA-
TP103
LED
GND
R079
INLIM
∗
(Page 39)
SPM-
SPM+
∗
R077
∗
R079
330 (TYPE A)
22 (TYPE A)
10k (TYPE B)
100k (TYPE B)
R078
3.3k
INLIM
R076
22k
(Page 50)
(TYPE B)
FL003
FB008
FB007
FB009
CN008
6P
TP063
M+12V
TP064
MGND
TP065
D+5V
TP066
DGND
TP067
C007
D+3.3V
10p
TP068
DGND
(Page 81)
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