Checking Terminals And Components - Casio QW-2802 Service Manual

3-3. CHECKING TERMINALS AND COMPONENTS

C5
C4 Capacitor/Chip
C3
KI7
GND
VOUT
KC4
KI8
KI8 KC3
KI1
KI8 KC2
GND KI9
3. PCB ASS'Y
GND R3
(7640 6976)
GND R2
GND R1
KI4
GND N2
GND N1
KI4
KI5
C1
C2 Capacitor/Chip
C6 Capacitor/Chip
Top view of P.C.B. Ass'y
Capacitor/Chip
Z Varistor
C8 Capacitor/Chip
Rb Resistor/Chip
C9
Capacitor/Chip
C7 Capacitor/
Chip
VSC
GND
KI6
KI3
KI2
Xtal 5. Oscillator/Crystal
(7110 6323)
CT
4. Capacitor/Trimmer
(1009 7666)
Capacitor/Chip
— 10 —
Capacitor/Chip
Cp Capacitor/Chip
Cel Capacitor/Chip
INV Inverter
GND VDD2
VSC
GND
GND VCH
KI6
VC3
VC4
VCH
VC1
VC2
VC1
VDSP
GND
VDSP
GND
VHF
VDD3
GND
VDD1
GND
KI3
GND
AC
KI2
XT
VDD2
XT
XTB
VDD2
Di2
Bottom view of P.C.B. Ass'y
SK
13. Sensor/Tilt
(7105 5275)
RP1 Resistor/Chip
Resistor/
RP2
Chip
Coil
LL2
KI7
L+
VDD2
CLF1
CLF1
VOUT
CLF2 L-
LD1
GND
CLF2
L-
VOUT
L+
KI1
GND
KI8
KI1
GND
SCR
GND
GND
SCIN
SCIN
SCIN
KI4
GND VDD2
KI9
LD1
VSC
VSC
GNDB
KI4
GND
GND
L
BD1 GND
R1
L
R1
L
VDD2 R1 L
VDD2
KI5
Di1 Diode
LL1 Coil
Tr1 Transistor
R1 Resistor/Chip
Diode