Service manual
XL-70/70C
– 22 –
Figure 22 BLOCK DIAGRAM (3/4)
1
2
3
4
5
6
7
8
9
10
11
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41
42
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45
4
8
81
82
83
84
85
86
87
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90
91
92
93
94
95
96
97
98
99
100
X701
8MHz
LCD DISPLAY
SEG19
SEG18
SEG17
SEG16
SEG15
SEG14
SEG13
SEG12
SEG11
SEG10
SEG9
SEG8
SEG7
SEG6
SEG5
SEG4
SEG3
SEG2
SEG1
SEG0
COM1
COM0
VLC3
VLC2
VLC1
VDD
OSC2
OSC1
VSS
XI
XO
MMOD
VREF
KEY1
KEY2
VREF+
DI
DO
CL
RESET
SYS STOP
X702
32.768kHz
IC701
IX0026SJ
SYSTEM CONTROL
MICROCOMPUTER
CLE
REMOCON
MODEL
CLOCK
POWER
JOG UP
JOG DOWN
COM2
COM3
CLID_SW
CLID_PRO
NC
TAPE_SW
VSM
CE
SOL
MOT
REC
RUN_PLS
BIAS
B_CAN
SURR
P_STB
P_MUTE
Q702
Q703
Q701
RESET
SWITCHING
1
RX701
REMOTE
SENSOR
3
2
SW709-SW710
SW721-SW728
Q708
Q709
LCD701
IC802
TC9462F
SERVO/SIGNAL
CONTROL
1
2 3 4
5
6
7
8
9
10
11 12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
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42
43
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49
50
51
52
53
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56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
7879
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
X801
16.93MHz
A_GND
+5V
SW730
CD LID
OPEN/CLOSE
CFW807
1
2
CFW701
1
2
SW700
JOG
A
B
C
1
2
3
CNP706
CNS706
UP
DOWN
+5V
Q706
Q707
SWITCHING
LED+B
A_12V
1
2
3
CNS707
SYS STOP
REMOCON
RESET
U-COM VDD
U-CON+5V
P CONT
+5V
Q861
CD_6.2V
SW711-SW713
D701-709
LED
D_GND
M_12V
D_GND
SWITCHING
D_GND
KEY
TO POWER
PWB
1
2
1
2
M_GND
DVSR
RO
DVDD
DVR
LO
DVSL
TEST1
TEST2
TEST3
BUS0
BUS1
BUS2
BUS3
VDD
VSS
BUCK
/CCE
TEST4
/TSMOD
/RST
VREF
TRO
FOO
TEZI
TEI
TSIN
SBAD
FEI
RFRP
RFZI
RFCT
AVDD
RFI
SLCO
AVSS
VCOF
VCOREF
PVREF
LPFO
LPFN
XVDD
XO
XI
XVSS
VDD
PXO
PXI
VSS
TESI01
TESIN
/DACT
/CKSE
/DMOUT
IO3
IO2
IO1
IO0
VSS
VDD
FLGD
FLGC
FLGB
FLGA
SEL
2VREF
DMO
FVO
FMO
TEBC
RFGC
TEST0
/HSO
/UHSO
EMPH
LRCK
VSS
BCK
AOUT
DOUT
MBOV
IPF
SBOK
CLCK
VDD
VSS
DATA
SFSY
SBSY
SPCK
SPDA
COFS
MONIT
VDD
TESI00
P2VREF
HSSW
ZDET
PDO
TMAXS
TMAX
D_GND
+5V
D_GND
D_GND
+5V
SWITCHING
IC80
4
LA6541
FOCU
S
TRACKI
N
SPIN/SL
E
DRIVE
1
2
3
5
1
38
~
42
4
39
~
~
IC805
TA7291S
9
8
7
6
5
4 3 2 1
NC
IC805
TA7291S
CD MOTOR DRIVER
SW802
CD LID
CFW806
CNS805
1
2
3
1
2
3
BI805
J801
CD DIGITAL
OUTPUT
3
2
1
1
2
3
CNP805
2
1
M
CNS804
2
1
M801
CD LID MOTOR
CNP804
1
3
1
3
M_12V
D_GND