Sharp LC-22DV200E Service Manual page 49

A B
8
C2303 0.1 B
06SD
C2304 6.3V 47 SJV
C2301 0.1 B
FROM/TO LOADER
CP2301
LD07T2-24ND-03
7
1 GND
2 F
3 VS
4 VCC
5 E
6 D
7 C
8 SW1(DVD/CD)
9 VRF(RF_OUT)
10 B
11 A
12 VR650(DVD)
6
13 VR COM
14 VR780(CD)
15 GND
16 LD_CD(780)
17 PD/GND
JG2303
18 LD_DVD(650)
19 GND
20 NC NC
21 TRKG DRV
22 TRKG RTN
23 FOCS DRV
24 FOCS RTN
5
LOADING(DSM3)
CP2302 (CP2601)
04 6232 405 008 868+
5 LD-
4 LD+
3 SW 2 (OPEN)
2 GND(D)
1 SW 1 (CLOSE)
4
JG2324
JG2325
JG2326
JG2327
JG2328
SLED/SPINDLE
3
CP2303_1
04 6232 404 008 868+
4 SLD-
3 SLD+
2 SP1-
1 SP1+
2
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
1
A B
H-5
C
LOADER/MOTOR DRV SCHEMATIC DIAGRAM
VR_CTL 0
0.6 R2307
JG2304
F Q2305
JG2305 KTC3875S_Y_RTK
V20 3.3K 1/16W
0
JG2306
E 2.8
VR_CTL
JG2307
D
Q2301
JG2308
C
KTC3875S_Y_RTK
JG2309
IOA
JG2302
RF
0
R2306
VR_CTL 0
JG2310
B
Q2304
3.3K 1/16W
JG2311 KTC3875S_Y_RTK
A
0
JG2312
MDI1
JG2313
JG2314
JG2315
JG2316
T+
JG2317
T-
JG2318
F+
JG2319
F-
JG2320
LOAD-
JG2321
LOAD+
JG2322
TROUT
JG2323
TRIN
OP-
OP+
TRK
LIMIT
MOT_SLED-
MOT_SLED+
SLD
R2326
MOT_SPDL+ 1 1/4W
(2125)
MOT_SPDL-
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
C
D E
(DVD MT PCB)
CD
JG2329
0 R2309
3.3K 1/16W
0
3.3
LD DRIV for CD
3.3
Q2302
KTA1505S-Y-RTK/P
0
DVD
JG2330
3.1
2.5
LD DRIV for DVD
Q2303
2.0
KTA1505S-Y-RTK/P
TP2329
MOTOR DRIVER
IC2301 AM5766
R2311
3.2 1.4
MUTE VINFC
18K 1/16W
1.4
+-1%
NC
BIAS TRB_1
R2313 R2312
1.4
NC
VINTK REGO 2
10K +-1% 8.2K +-1%
R2317
1.7
1/16W 1/16W
NC
TRB_2 VINSL+
LOAD OUT V
8.2K 1/16W
R2316 4.7k=5.1V 3.3K=4.5V
+-1%
NC
OPOUT REGO 1 NC
3.3K 1/16W R2325
1.4 0
VINLD FWD
470 1/16W
0 0
+-1%
GND REV
R2310
0 0
PGND PGND
10K 1/16W
C2307
1.5 6.0
VCTL Vcc1
0.1 B
0
NC OPIN VOTR-
C2311
6.0 0
0.1 B
Vcc2 VOTR+
3.0 4.0
VOLD- VOSL+
3.0 1.8
VOLD+ VOSL-
3.0 3.0
VOTK- VOFC-
0 3.0
VOTK+ VOFC+
ATTENTION
:LES PIECES REPAREES PAR UN
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
D E
F G
FROM/TO MPEG/MICON/DSP
RF33
JG2301
LDO1
LDO2
FROM/TO VIDEO/AUDIO IN/OUT
FCS
C2327
50V 33P CH
SPD
C2308
50V 22P CH
C2306
C2305
16V 100 SJV
0.1 B
CAUTION
:SINCE THESE PARTS MARKED BY
ETANT
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
F G
H
8
V20
A
7
B
C
D
E
F
MDI1
LDO2
LDO1
IOA
V1P4
LIMIT
TROUT
TRIN
STBY
DMSO
6
FMSO
TRCLOSE
TROPEN
TRSO
FOSO
OP+
OP-
RF
TRIN
V+5V
5
V+3
V+6A
D_GND
M_GND
4
3
2
PCB130
DMJ116
ARE
1
H
H-6