Sharp XL-3500H Manuel D'entretien page 27

+B
A3.3V
C817
22P
R818
(CH)
10K
C818
R821
C824
0.1
8.2K
9
816
00
C819
C825
RFGO
100/10
47/10
10
VREF
7
K
TEO
5
+B
+B
ZD801
DZ5.1BSB
7
+B
12
C835
47P (CH)
0.1
R833
R829
5.6K
47K
TMAX 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
R832
150K
0V
17
1.2V
18
LPFN
3.2V
19
LPFO
1.6V
20
PVREF
C832
0V
21 VCOF
0.01
0V
22
AVSS
C833
0V
23
SLCO
C828 TC94A14F
0.0027 1.6V
24 RFI
0.01
3.3V
COMMANDE
25
AVDD
R827 10K
1.6V
26 RFCT SERVO/SIGNAL
C829
1.6V
27
RFZI
0.033
7
0.7V
28
RFRP
1.6V
29 FEI
6
0.6V
4
30
SBAD
C827 1.6V
31
TEI
470P(CH)
1.6V
32
TEZI
1
C836
0.033 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
FOO
1.6V
TRO
R831
4.7K
C837
11
0.047 C843
0.047
C841
0.1
+B
R835
390K
1N4148
+B
8
Figure 27 DIAGRAMME SCHEMATIQUE (4/8)
SIGNAL CD
R870
10K
R841
10K
R842
10K
R843
10K
R844
10K
13
5V
VDD 5.2V
64
5V
63
RST
4.5V
C860
CCE 62
5V R850 1K
61
BUCK
R851 1K
5V
BUS3 60
R852 1K
5V
59
BUS2
IC801
R853 1K
5V
BUS1 58
R854 1K
5V
BUS0 57
0V
56
-COM
VSS
ZDET 55
C853
54
0V DVSS
10/16
53
LO
16
C856
1.6V
DVR 52
100/16
3.3V
15 14
51
DVDD
17 C854 100mA
RO
50
10/16
49
DVSS
0V
L851
100mA
C852 15P (CH)
C858
0.022
C857
100/10
C855
C859
0.022
12P (CH)
D802
1N4148
C850
47/10
D801
9 10
– 27 –
R848 1K
R849 1K
R855
1K
+B
0.1
R861
10K
L852
+B
R862
10K
+B
L853
100mA
+B
Q808
KTC3199 GR
+B
R864
C869
100/10 KRA102 M
C870
C872
0.022
0.022
+B KRC107 M
D803
1N4148
D804
1N4148
D805
1N4148
D806
1N4148
11
XL-3500H
CD_STB
10
CD_RES
9
CCE
8
BUCK
7
BUS3
6
BUS2
5
BUS1
4
BUS0
3
PU_IN
2
GVSW
1
CNP704
DOUT
4
3
GND
2
+B
5V
1
CNP804
CNW803
CD_L
1 1
A_GND
2 2
CD_R
3 3
CD_7.2V
1 1
CD_12V
2 2
CD+B
3 3
CD_GND
4 4
M_GND
5 5
CNW805
+B
R863
10
100
2
1
3
Q809
2
1
Q810
3
1 1
2 2
CNW808
12