10
10
SB-V55A
• Refer to page 7 for Note and Waveforms.
3-4. SCHEMATIC DIAGRAM — MAIN SECTION — • Refer to page 11 for IC Block Diagrams.
IC B/D
IC B/D
IC B/D
R15
R16
C27
R17
R18
R19
C28
R20
C29
C30
R22
C33
C31
C34
C35
IC5
C84
SW5
SW4
SW3
SW2
SW1
Q4
R56
C3
C2
J1
R45
R47
L5
L6
C65
R46
R74
R75
R48
R76
R77
C83
C59
R44
IC6
C53
C63
C62
C60
C61
C54
C64
C55
C56
L3
C58
L2
C51
Q1
R43
R41
R42
C50
R40
C48
L1
C49
C47
R39
J2(2/2)
J2(1/2)
R28
R29
R30
J3
L7
R49
C67
C68
C69
C70
C82
R53
R52
C81
R73
R55
C72
C73
C7
C10
C11
C12
C15
C16
C17
C20
C21
C22
R1
R2
R3
R4
R5
R6
R7
R8
R9
R10
R11
R12
C26
C24
R26
R27
C43
C42
R78
R79
C25
J7
J4(1/2)
J4(2/2)
Q2
X3
R67
R57
C39
R21
Q3
C86
C66
R50
C71
R51
IC4
IC2
IC7
IC3
C46
Q6
Q5
D1
R32
C40
C41
R34
R23
C32
R90
C8
C9
C13
C14
C18
C19
C5
C6
C23
X1
D8
R68
R69
R70
R71
R72
D4
D5
D6
D7
X2
D3
R37
R38
D2
C1
IC1
C4
C80
C57
C52
C85
C36
C38
C37