Casio QW-2516 - 3 Drawings; Block Diagram

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3. DRAWINGS : QW-2516
3-1. BLOCK DIAGRAM
LC4
L26 L48 L47 L46 L45 L44 L43 L42
L41
L40
L39 L38 L37 L36 L35 L34 L33 L32
L31
L30
L29 L28 L27
LC5
L 8 L 9
L10 L11 L12 L13 L14 L15 L16 L17 L18 L19 L20 L21 L22 L23 L24 L25
LC1 LC2 LC3
HYP
ALM
a0
b0
c0
d0
e0
f0
g0
a4
b4
c4
d4
e4
f4
g4
a5
b5
c5
d5
e5
f5
g5
a6
b6
c6
d6
e6
f6
g6
a7
b7
c7
d7
e7
f7
g7
a8
b8
c8
d8
e8
f8
g8
a9
b9
c9
d9
e9
f9
g9
a1
b1
c1
d1
e1
f1
g1
a2
h2
b2
c2
d2
e2
f2
g2
a3
hi3
b3
c3
d3
e3
f3
g3
SIG
DSTDAYS
AM
PM
COL
Y5
Y4
Y1
X16
Y0
Y6
Y3
Y2
X0
K5
K0
K3
K1
K2
K4
SEG.
COM.
LC1 LC2 LC3 LC4 LC5
L 8
X1Y3
X2Y3
X3Y3
X0Y3
X4Y3
X5Y3
X6Y3
X7Y3
X8Y3
X16Y1
X15Y1 a4
X10Y3
X11Y3
X12Y3
X9Y3
X13Y3
X14Y3
X15Y3
X16Y3
X13Y1
X12Y1
X11Y1
X14Y1
X10Y1
X9Y1
X8Y1
X7Y1
X2Y1
X1Y1
X0Y1
X6Y1
g3 a0
c3 d3
g2 c2
HYP a1
e2 d2
hi3 e3
X1Y2
X2Y2
X7Y2
X6Y2
X5Y2
K3
X3Y2
X0Y2
K4
X10Y2
K5
X12Y2
X9Y2
X13Y2
X14Y2
X15Y2
X16Y2
X1Y5
X2Y5
X3Y5
X0Y5
X4Y5
X5Y5
X6Y5
X7Y5
X8Y5
X10Y5
X11Y5
X12Y5
X9Y5
X13Y5
X14Y5
X15Y5
X16Y5
c4
X1Y4
X2Y4
X3Y4
X0Y4
X4Y4
X5Y4
X6Y4
X7Y4
X8Y4
X10Y4
X11Y4
X12Y4
X9Y4
X13Y4
X14Y4
X15Y4
X16Y4
b4
g4
PM
X4Y6
d4
X5Y6
X6Y6
X7Y6
X8Y6
X10Y6
X11Y6
X12Y6
X9Y6
ALMc4f4 SIG
f5
K0
e5
DAYSb5DST
b1
g1 d1 b2
f1
c5
c6K2 b6
d5a5X12Y0
X11Y0 X11Y2
X10Y0
X9Y0
X8Y0
X8Y2
X7Y0
X6Y0
g5
e6
K1 b7 c7
d7g7a7
a9
d6a6 g6
a3b0 c0
g0 d0
f0 e0
b3
h2
a2c1
f3
f2e1
X4Y1 X4Y0 COL
a8 f8
X4Y2c8
e7
e9AM
b9 d9g9
f7
f9
X5Y0X5Y1
b8 d8X3Y1 g8
c9e8
L 9
L 10
L 11
L 12
L 13
L 14
L 15
L 16
L 17
L 18
L 19
L 20
L 21
L 22
L 23
L 24
L 25
L 26
L 27
f6
L 28
L 29
L 30
L 31
L 32
L 33
L 34
L 35
L 36
L 37
L 38
L 39
L 40
L 41
L 42
L 43
L 44
L 45
L 46
L 47
L 48
LSI
TOTAL 87PINS
BONDING 80PINS
VSS2
BAT
KI7
KI6
KI4
KI3
KI2
VCH VSS3 VC VCC
C1
C3C4
XTB
N2
Xtal
LC1 - - - - LC5 L8 - - - L48
CT
LCD
C6
EL
LD
N1
KI1
KI5
S4
S3
S2
VSS1
C2
BD1
C5
LL1
Tr
N3
XT
+
BACK
FRONT
N4
KC2
KC3
KC4
KC1
VDD
AC
T1
BD2
S1
VPZ
L49 - - - L52L1 - - - L7
PE
PF
SE
SF
C7
+
R
Tr2
TB
TE
Tns1
Tr3
SA
KI8
1 1
1
1
1. No bonding.