Casio BG-153, Service Manual & Parts List, Page: 8 / 12

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3-2. CHECKING TERMINALS AND COMPONENTS : QW-2285 / 2286
Top view of P.C.B. ass'y Bottom view of P.C.B. ass'y
KI8
KI8
KI1
KI1
KI3
KI3
KI4
KI4
VDD
VSS2
VSS2
VSS2
VSS2
VSS2
LD
BD1
L
VDD
L
L
L VDD
VDD
VDD
VCC
VDD
VDD
VC
VC
VCH
VCH
VDD
VDD TE
TE
TE
SF
SF
SE
SF
PE PE
TE
VSS2
VSS1
VSS3
AC
VDD
VDD
XT
XT
XTB
KI2 KI2
KI7 KI7
KC3
KC2
N3
N2
N1
N4
VDD
VDD
VDD
VDD
VDD
SE
KI5
KI5
SF(TB)
PF(VDD)
3a .PCB ass'y
(7640 4221)
3b .PCB ass'y
(7640 4222)
Resistor / Chip
R
Transistor
Tr
Transistor
Tr2
Transistor
Tr3
Transfurmer
Tns1
Capacitor / Tantalum
C5
Capacitor / Tantalum
C7
Capacitor / Chip
C4
4 .Capacitor / Trimmer
(7103 0458)
CT
7 .Cushion 506
(7211 9631)
8 .Cushion 6
(7211 0064)
Xtal
5 .Oscillator / Crystal
(7110 1263)
C1
Capacitor / Chip
C3
Capacitor / Chip
C2
Capacitor / Chip
C6
Capacitor / Chip
LL1
Coil