Casio QW-2140 User Manual

— 7 —
PX1 PY1
Vref
PW1
PY3 PX3
PU1
PZ1
PH
LE
ADIN
A2OUT
PO
LC6LC5LC1L60L3L2L1 SDI CSB SDO SCK SCUT PT PTIN CRMS CRST CRIN
AC T1 T2 T3 T4 KI1 KI2 KI3 KI4 KI5 KI6 KI7 KI8 KI9 KC1 KC2 KC3 KC4 KC5 KC6 EMP XTB
Xtal1
Xtal2
Xtal3
FLA
DEC
INT
REC
Q1B Q1A
SB
GND
IN
VCC
10
9 8 7 6 5 4 3 2 1
11 12 13 14 15 16 17 18 19 20
FLB
C20
R4
R5
CLK SL Q2A Q2B PON D3
Cl1 Cl2 Cl3 Cl4
D2 D1 D0
R7
R2
SL S4
C15 C16
C21
C19
C10
F. A
C18 C17
S3 S1 S2
CT
XT VDD2A LD1
GND BD1 VC3 VC4 VCH VOSC VDD1 VC1 VC2
C1
C3C2C4C7C8C6
C5
C9
Tr 1
LL1
EL
LL2
Di
PZZ
BAT
+
+
+
VANGNDA VDD2 VHF VDSP VDD3
BACKFRONT
INV
LCD
IC
ELD
GND
CIL
GND GND
VCPE VCCE ENB RT1 RT2
Rel
Cel
✽1
✽3
✽2
TOTAL BONDING
129PINS 103PINS
LSI
✽ 1. KC5 : Short (Soldering) ✽ 2. KC6 : Open (No soldering) ✽ 3. Short (Soldering)

Casio QW-2140 Specifications

General

Brand	Casio
Model	QW-2140
Category	Watch
Language	English