Dc Power - Sony LLC-8000A Service Manual

Ll control console, student expansion board, ll conference board
Table of Contents

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5-3-3. DC Power

CPU-240
Operation
Unit
POWER
CN1
CN6
20
PSW2
24
+5V
+5V
CN6
CN14
+12V
+12V
-12V
-12V
10 8 4 9
-12V
-6V
CN5
MTC1 +15V
CN6
MTC2 +15V
CN7
MTC3 +15V
CN8
MTC4 +15V
PTU-8
AC IN
SWITCHING
REGULATOR
LLC-8000A
CN1
PON
IC60
IC20
PON
CN2
PON
RED
59
CN3
LATCH
PON
PB6
CN4
PON
BLK
CN1
R+12V
YEL
+15V
R+12V
CN2
R+12V
IC65
CN3
R+12V
WHT
CN4
R+12V
CN7
6
1 2
12
R+12V
PON
CN3
+15V
CN1
+12V
+5V
+15V
1
IC6
2
3
IC3
Q2
IC5
Q1
IC4
PS-459
CN4
CN4
AU-240
R+12V
PON
CN10
2.5A
FU-71
CN5
CN1
CN3
7
4
+15V
9
RED
GND
BLK
5
3
8
+
3
2
+15V
7
YEL
FG
1
1
GND
6
WHT
5
L
CN2
CN4
7
4
+15V
4
RED
GND
5
3
3
BLK
H
-
+15V
3
2
2
YEL
1
1
GND
1
WHT
DC Power
DC Power
IF-645A
CN19
+15V No1
+15V
RY1
+15V No2
3
+15V No3
RY1
+15V No4
4
+15V No5
+15V
+15V No6
1
Q1
+15V No7
2
+15V No8
+15V No9
RY2
+15V No10
CN1
+15V No11
RY2
+15V No12
+15V No13
+15V No14
Q2
+15V No15
+15V No16
CN18
1
2
3
1
2
3
CN21
IF-645A
CN19
+15V No17
RED
+15V
RY1
+15V No18
3
+15V No19
BLK
RY1
+15V No20
4
+15V No21
YEL
+15V
+15V No22
1
Q1
+15V No23
WHT
2
+15V No24
+15V No25
RY2
+15V No26
CN1
+15V No27
RY2
+15V No28
+15V No29
+15V No30
Q2
+15V No31
+15V No32
CN18
1
2
3
CN21
1
2
3
PTU-8
FU-71
CN5
CN1
CN3
7
4
+15V
GND
5
3
+
3
2
+15V
AC IN
FG
1
1
GND
L
CN2
CN4
7
4
+15V
GND
5
3
H
-
+15V
3
2
1
1
GND
SWITCHING
REGULATOR
5-7
5-7
LU-816A
(IF-645A)
CN19
+15V No33
RED
+15V
RY1
+15V No34
3
+15V No35
BLK
RY1
+15V No36
4
+15V No37
YEL
+15V
+15V No38
1
Q1
+15V No39
WHT
2
+15V No40
+15V No41
RY2
+15V No42
CN1
R+12V
+15V No43
PON
RY2
+15V No44
+15V No45
+15V No46
Q2
+15V No47
+15V No48
CN18
1
2
3
1
2
3
CN21
LU-816A
(IF-645A)
CN19
+15V No49
RED
+15V
RY1
+15V No50
3
+15V No51
BLK
RY1
+15V No52
4
+15V No53
YEL
+15V
+15V No54
1
Q1
+15V No55
WHT
2
+15V No56
+15V No57
RY2
+15V No58
CN1
+15V No59
R+12V
PON
RY2
+15V No60
+15V No61
+15V No62
Q2
+15V No63
+15V No64
CN18
1
2
3
CN21
1
2
3
9
RED
8
BLK
+5V
7
YEL
CN7
6
WHT
1
+15V
+5V
IC82
5
2
4
RED
3
-5V
3
BLK
2
YEL
1
WHT
+9V
IC83
LU-800B/LU-801B
(ASW-58)

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