Casio GW-300J, Service Manual & Parts List, Page: 21 / 30

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3-3. CHECKING TERMINALS AND COMPONENTS
Top view of P.C.B. ass'y Bottom view of P.C.B. ass'y
GND
KI8
LL1
16
14
GND
13
1
3
KI9
12 13 14
KC4
KI9
7 GND 5 4 3 2
RT2
RT1
GND
GND
VDD2
CIL
LL1
GN
D
LL1
Xtal2 7
R1
VDD2 R1
Xtal3
VCH
GND
GN
D
XT
VDD2
7
GND
12
GND
9
R6
GND
3
9
8
XT XTB
AC
GND VDD2 RT
2
RT
1
LD1
ELD
CIL
GND GND GND
KI1
VCH
ELD
VDSP
LD1
VSC
VC1
LL1
R1
BD
BD
GND
VDD2
14
GND
GND
KI9
KI4
KI5
KI3
5
7
R6
GND
16
1
VDD2
3
S
1
2
KI1
KC2
KC4
KI2
VDD2
GND
VDD1
VC2
VHF
SCIN SCR
R1
R2
R3
GND
VSC
VSC
GND
VC4
KI7
KI6
VC3
VDSP
GND
GND
VC1
VDD3
GNDB
GND
GND
KC3
GND VSC
VDD2
GND
GND
GND
SCIN GND
SCIN GND
GND N2
N1 GND
D
KI3
GND
D
S
2
D
S D
ELD
S
GND
VDD2
GND KI8
16
16
2
KC2
KI6 KC1
GND
KI4
KI1 KI5
Xtal2 4
Xtal3 4
GND
Inverter INV
5. Oscillator/Crystal (7110 6323)
Xtal2
Resistor/Chip
Rxt2
Capacitor/Chip
Creg
Capacitor/Chip
Cbat
Resistor/Chip Rcp
Resistor/Chip
Rp2
Capacitor/Chip Cxt
Capacitor/Chip
Ccp9
Rbat Resistor/
Chip
Cagc Capacitor/Chip
3.PCB ASS'Y
QW2609/2639
(7640 5852)
QW2637
(7640 5966)
QW2638
(7640 5962)
Coil LL2
Coil LL1
Capacitor/Chip Cf13
Capacitor/Chip
Cf12
Resistor/Chip
Rpd
Diode Di2
Transistor Tr1
Resistor/Chip Rel
Capacitor/Chip Cp
Resistor/Chip Rb
Capacitor/Chip C9
Varistor Z
Capacitor/
Chip C8
Resistor/Chip R1
11. Cushion/506
(7211 9631)
11. Cushion/506 (7211 9631)
12. Cushion/6 (7211 0064)
6. Sensor/Tilt (7105 5275)
Capacitor/
Chip C5
Capacitor/
Chip C6
Capacitor/
Chip C4
Capacitor/Chip C7
4. Capacitor/Trimmer
(1001 0950)
Capacitor/Chip C1
Capacitor/Chip C3
Capacitor/Chip C2
Resistor/Chip Rant2
Resistor/Chip
Rp1
Diode Di2
IC