Drawings; Block Diagram - Casio QW-2516 Service Manual

3. DRAWINGS : QW-2516

3-1. BLOCK DIAGRAM

K4
K3
Y6
Y5
Y4
Y3
Y2
Y1
Y0
X0
K0
K1
AM a9 a8
PM
g9 g8
d9 d8
hi3
h2
a3 a2
g3 g2
d3 d2
LC1 - - - - LC5
BD2 1
T1
AC
VDD
XTB
Xtal
CT
XT
N1
N2
N3
N4
LD
VSS2 VCH
C5
BAT
+
PF SF
+
PE SE
R
C7
Tns1
TB
Tr2
TE
Tr3
K5
DAYS
X16
K2
a7 a6
g7 g6
COL
d7 d6
a1 a0
g1 g0
HYP
d1 d0
LCD
L1 - - - L7 L8 - - - L48
LSI
TOTAL 87PINS
BONDING 80PINS
VSS1 VSS3 VC
C4 C2 C3
C1
BACK
EL
FRONT
C6
DST
a5 a4
g5 g4
d5 d4
ALM SIG
1 L49 - - - L52
1 KC1
KC2
KC3
1 KC4
KI7
KI6
KI5
KI8
KI4
KI3
KI2
KI1
VCC BD1
Tr
PZ LL1 V
1. No bonding.
- 4 -
COM.
LC1 LC2
SEG.
L 8 X0Y3 X0Y4
L 9 X1Y3 X1Y4
L 10 X2Y3 X2Y4
L 11 X3Y3 X3Y4
L 12 X4Y3 X4Y4
L 13 X5Y3 X5Y4
L 14 X6Y3 X6Y4
L 15 X7Y3 X7Y4
L 16 X8Y3 X8Y4
L 17 X9Y3 X9Y4
X10Y3
L 18 X10Y4
L 19 X11Y3 X11Y4
L 20 X12Y3 X12Y4
X13Y3 X13Y4
L 21
L 22 X14Y3 X14Y4
L 23 X15Y3 X15Y4
X16Y3 X16Y4
L 24
L 25 X16Y1 b4
L 26 X15Y1 a4
L 27 X14Y1 f4
L 28 X13Y1 DST
L 29
X12Y1 X12Y0
L 30 X11Y1 X11Y0
L 31 X10Y1 X10Y0
L 32 X9Y1
X9Y0
L 33 X8Y1
X8Y0
L 34 X7Y1 X7Y0
L 35 X6Y1
X6Y0
L 36
L 37 g3 a0
L 38 c3 d3
L 39 g2 c2
L 40 HYP a1
L 41 e2 d2
L 42 hi3 e3
L 43
X5Y1 X5Y0
L 44 X4Y1 X4Y0
L 45 X3Y1
L 46 X2Y1
a8
L 47 X1Y1
L 48 X0Y1 AM
SA
S4
S3
S2
S1
LC3 LC4 LC5
X0Y5 PM X0Y2
X1Y5 X1Y2
X2Y5 X2Y2
X3Y5 X3Y2
X4Y5 X4Y6 K3
X5Y5 X5Y6 X5Y2
X6Y5 X6Y6 X6Y2
X7Y5 X7Y6 X7Y2
X8Y5 X8Y6 K4
X9Y5 X9Y6 X9Y2
X10Y2
X10Y5 X10Y6
X11Y5 X11Y6 K5
X12Y5 X12Y6 X12Y2
X13Y5 X13Y2
X14Y5 X14Y2
X15Y5 X15Y2
X16Y5 X16Y2
c4
g4 d4
c4 SIG ALM
b5 c5 DAYS
a5 g5 d5
f5 e5 X11Y2
K2 b6 c6
a6 g6 d6
f6 e6 X8Y2
K1 b7 c7
a7 g7 d7
b0 c0 a3
g0 d0 b3
f0 e0 h2
b1 c1 a2
g1 d1 b2
f1 e1 f2
f3
K0 f7 e7
COL c8 X4Y2
b8 g8 d8
f8 e8 c9
b9 g9 d9
a9 f9 e9