Block Diagram - Sharp XL-505H Service Manual

XL-505H,505E,507E/CP-505,505E,507
LED704-LED712
FW701
Q701
RESET
18 17 16 15 14 13 12 11 10
–
+
19 20 21 22 23 24 25 26 27
M801
M
SLED
M802
M
SPINDLE
SW801
PU-IN
TR+
FO+
FO–
TR–
ACTUATOR
C4A
VR1A
1/2VCC
C
F
B
A
E
GND
MON
C2A C3A
LD
VCC
KEY
SW702-SW707
SW710-SW714
SW718
SWITCHING
Q702
Q703
RX701
2 3 1
µ-CON +5V
A 12V
Q707
LED+B
SWITCHING
SWITCHING
(S+6.2VLINE)
FMSO
TS2O
9 8 7 6 5 4 3 2 1
IC804
– +
– –
+ +
+ – – +
LEVEL LEVEL
SHIFT SHIFT
T.S.D
LEVEL LEVEL
SHIFT SHIFT
+ – – + + – – +
STAND
-BY
28 29 30 31 32 33 34 35 36
CD STB
+
SP+ SP+
6 6 6
SP– SP–
–
5 5 5
SL+
SL+
4 4 4
+
SL– SL–
3 3 3
PU-IN PU-IN
–
2 2 2
GND GND
1 1 1
TR–
TR–
1 1 1
TR+
TR+
2 2 2
FO+ FO+
3 3 3
FO– FO–
4 4 4
GND GND
5 5 5
PD
PD
6 6 6
VR VR
7 7 7
LD LD
8 8 8
C
1 1 1
F
2 2 2
B
3 3 3
A
4 4 4
E
5 5 5
1/2VCC
1/2V
6 6 6
+5V +5V
7 7 7
Figure 16 BLOCK DIAGRAM (1/4)
X701
X702
SYS STOP
REMOCON
RESET
M+12V
Q704 Q705
SWTCHING
P CONT
Q706
SWTCHING
+5V
Q801
– 16 –
LCD
LCD701
~
93 74
~
1 COM3
4 COM0
5 VLC3
9 OSC2
IC701
10 OSC1
IX0189AW
VSS
11
XI
12
13 XO
MMOD
14
VREF
15
KEY1
17
19 POWER
F.P
21
23 CAM SW
~
25 ~ 31 32 34 35 36 37 38 39 40 41
24 23 22 21 20 19
DFCT
25
FMSO
26
FMSM
27
FMSP
28
THLD
29
TS2O
30
TS2N
31
TS2P
32
TS1N
33
TS1P
34
TSO
35
TEL1
36
TEL2
37
TSN
38
39 40 41 42 43 44
TPO
TRACKING
ERROR
BLANCE
VR802
LDO
PD
BUS3 62
PU-IN
57
LID-SW 56
BIAS
55
B-CAN 54
REC 53
MOT
52
SOL 51
45 46 47 48
18 17 16 15
FEL2
14
FOCUS
OFFSET
13 FEL1
VR803
FHLD
12
FEI
11
FEO
10
9 FEN
FEP
8
7 DFIN
SBAD
6
RFRP
5
2VRO
4
VRO
3
RFI
2
RFO
1
45 46 47 48
IC801