Service manual

XL-520W/CP-520
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Figure 16 BLOCK DIAGRAM (1/4)
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32
1
FSO
M+12V
µ-CON +5V
~
~
~
~
~
~
IX0189AW
IC701
~
PU-IN
BUS3
SRS1
SRS2
~
~
~
~
~
7493
SEG26
SEG7
COM0
COM3
DI CE
LCD
LCD701
LID-SW
BIAS
B-CAN
REC
MOT
SOL
FW701
LED704 - LED712
SW710-SW714
SW718
SW702-SW708
KEY
RX701
RESET
Q701
SWITCHING
Q702
Q703
SWTCHING
A 12V
LED+B
P CONT
SWITCHING
SWITCHING
Q707
Q706
(S+6.2VLINE)
SL–
SL+
TR+
TR–
TS2O
IC804
CD STB
DMEO
SP+
SP–
FO+
FO–
GAIN4
LEVEL
SHIFT
LEVEL
SHIFT
LEVEL
SHIFT
LEVEL
SHIFT
VCC
++
––
––
++
––
++
––
++
STAND
-BY
T.S.D
GND
Reg5V
VCC
GND
GAIN1
NC
NC
+
–
+
–
–
+
–
+
+–
–
+
–
+
ACTUATOR
TR–
FO–
FO+
TR+
C4A
C2A C3A
VR1A
VCC
LD
MON
GND
E
A
B
F
C
1/2VCC
BI801
CNS801
TR–
GND
FO–
FO+
TR+
BI802
CNS802
1/2VCC
+5V
C
F
B
A
E
1/2V
+5V
+
–
+
–
M
M
M801
SLED
M802
SPINDLE
SW801
PU-IN
BI803
CNP803 CNS803
GND
PU-IN
SL–
SL+
SP–
SP+
Q801
SWTCHING
+5V
IC801
BLANCE
VR802
ERROR
TRACKING
FOCUS
OFFSET
VR803
TEST POI
FW702
CD+5V
FMSO
Q704 Q705
PD
VR
LD
VRO TSO
SD R-MUTE
TPO
REMOCON
RESET
REMOCON
SYS STOP
TR–
TR+
FO+
FO–
GND
PD
VR
LD
GND
PU-IN
SL–
SL+
SP–
SP+
X702
32.768kHz
DFCT
FMSO
FMSM
FMSP
THLD
TS2O
TS2N
TS2P
TS1N
TS1P
TSO
TEL1
TEL2
TSN
RFT
RFN
TPI
TNI
TNO
FNI
FPI
LDO
MDI
GND
VCC
SEL
DMEO
DMEN
DMEP
OSCI
COSC
FSO
FSN
FHLD
FEL1
FEL2
FEI
FEN
SBAD
FEO
FEP
DFIN
RFRP
2VRO
VRO
RFI
RFO
F.P
20
VSM
BUCK CEE CD RES DATA CLE STEREO SYS STOP CD+B
P-CONT
P-MUTE RESET
CAM SW
POWER
KEY1
VREF
MMOD
XO
XI
VSS
OSC1
OSC2
VLC3
X701
8MHz
PD
LDO