Pcb Layout - Casio PCR-260B Service Manual

9. PCB LAYOUT

A C I N
G N D
C N 8
A C I N
1
7
H O T
5
1
6
10
T1
C 1
B - 2
C 3
C 2 B - 3
C - 2
41
V F 2
C - 3
D - 3
F-1
F - 2
C 1 7
C 1 6
C28
E266-1
E266
A
C29
-1 A
B-15
— 18 —
R2
B E
C10
Q1
CN1
B-1
2
1
ZD2
Q2
C11
E
B
C7
D6
E
R4
R7
C5
D5 E
Q4
C4
ZD4
D7
R 5
VN
T2
R10
20
C N 3
C13
B - 4
D I S P 1
Q 5
B
E
VDD
C - 3
X 1
R13
µ P D 7 8 0 4 2 A G F
X 2
GND
B-10
C-15
C-16
C-17
E B
Q7
C-18
C-19
C-20
IC4
LBI268
A-1
A-2
L1
C30
ZD1
R3
Q3
B
B
VF1
1
D-2
BZ1
C19
Q6
E
B
R15
VP
C-11
ZD5
R17
C-21
C-22
C-23
B-14
A-3 L2
A-4
C31