Sharp XL-520W Service Manual page 17

SW701
CD EJECT
L2
FOCUS
OFFSET
L1
VR803
LD
O
N
P
N
AD
CD+5V
RP
RO
O
O
3 2 1 TP801
TEST POINT
(S+6.2V)
5V
Q861
REGULATOR
40 37 36 34 33 32 30 28 27 26 25
2VREF
41
TIMING
SEL FOCUS
42
GENERATOR
TRACKING
FCSI
43
SERVO
44 FKIC
CONTROL
47 FEI
SERVO
48 TESH
STATUS
49 TEOF
50 SBAD
51 RFRP
52 VREF
53 RFI
16K RAM
54 GNDA
58 VDDA
CORRECT
PDCNT
59
AUDIO OUT
65 67 75 77 78 79 80
3
J801
DIGITAL
2
OUT TO
X801
1
MD/DAT
Figure 17 BLOCK DIAGRAM (2/4)
PU IN
D-GND
RESET
RST
21
BUCK
BUCK
19
CCE
CCE
18
BUS3
BUS3
17
BUS2
BUS2
16
BUS1
BUS1
15
BUS0
BUS0
14
GNDD
13
G-GND
VDDD 12
GNDA 7
CD L-CH
LO 6
CD R-CH
RO 2
GNDA
1
A-GND
IC802
– 17 –
XL-520W/CP-520
M 12V
1
D GND
2
VCL
3
VCE
4
VDI
5
CL
6
DO
7
CE
8
DI
9
10
M GND
20
S+6.2V
19
A GND
18
R-CH
17
L-CH
16
P MUTE
15
A 12V
14
P CONT
13
CD+B
12
R-MUTE
11
FM ST
10
SD
9
REC
8
B-CAN
7
BIAS
6
5
4
3
SRS1
2
SRS2
1
µ-CON5V
Q906
SWTCHING
TAPE MOTOR
DRIVER SWTCHING
Q905 Q904
M-12V
SWTCHING
Q903
Q902 Q901
SWTCHING
SOLENOID
DRIVER
7 6 5 4 3 2 1 BI901
7 6 5 4 3 2 1 CNS901
7 6 5 4 3 2 1
CNP901
SW902
CAM
FW901
SW901
PH901
RECORD
PREVENTION
+
M901
TAPE
–
M
SOL901
SOLENOID