Casio QW-4314 User Manual

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3-2. CIRCUIT DIAGRAM
LSI
TOTAL 93 PINS
BONDING 89 PINS
GND VDD2
BAT1
VCHVDD3 VC1 VC2
C3
C2
C4
XTB
Xtal
L3 - - - - L52
LC1 - - - LC5
CT
LCD (4.5V 1/3b 1/5d)
LD1
S1
S2
S3
VDD1
C1
BD
LL1
Tr1
XT
T1
T2
KI1
KI2
KI3
KI4
KI9
KI6
KI7
KI8
KI5
N1
S4
PZ
VOSC
C5
SDO
AC
✽1
KC4
LD3KC3
LD2KC2
KC1
N2
N3
✽3
✽2
N4
✽3
Z
✽2
✽2
✽2
CSB
✽3
✽3
+
SA
SK
KS
✽2
SDI SCK
✽1
✽2
L1 L2
(O1)
(O2)
CLF1
E’
Cel
EL
INV
LL2
L+
VOUT
L-
GND
CLF2
V+
BACK
FRONT
✽4✽4✽4✽4
✽1
✽1
✽1
✽5
✽6
BAT2
C6
An.B
✽ 1. GND-KI6: Open (No Soldering)
GND-KI7: Open (No Soldering)
KC2-KI2 : Short (Soldering)
KC3-KI2 : Short (Soldering)
KC4-KI2 : Short (Soldering)
✽ 2. Latch type key
✽ 3.
Short (Soldering) (N trimming)
✽ 4. No bonding
✽ 5. KC2 is used in this module.
✽ 6. KC3 is used in this module.

Casio QW-4314 Specifications

General

Brand	Casio
Model	QW-4314
Category	Watch
Language	English