1 2 3 4 5 6 78
A
B
C
D
8
7654321
D
C
B
A
Title
Number RevisionSize
A3
Date: 27-Apr-2000 Sheet of
File: D:\R_&_D\HPDIMMER\CIRCUIT\Ledmtrx6.s01Drawn By:
C1,2,3,4,6
100nF
+5
SIG
LED24
LED23
LED22
C11
10uF
R25
1R
R18
100R
R16
100R
R15
100R
R14
100R
R11
100R
R10
100R
P0
4
P1
12
P2
13
P3
3
PE
1
CIN
5
U/D
10
CLK
15
RST
9
Q0
6
Q1
11
Q2
14
Q3
2
COUT
7
IC9
4516
1213
IC8F
40106
+5
C5
10uF
R24
10k
R17
100R
Q1-Q7
BCX17
C8GC12G C11G C9G C7G C6G C5G C4G C3G C2G C1G
C8RC12R C11R C9R C7R C6R C5R C4R C3R C2R C1R
RUNCHAN MODE TEST
C10R
C10G
BLD CLR NORMBANK
N4 C4F4G4H4J4P4A4DP4M4L4K4D4E4 B4
N3 C3F3G3H3J3P3A3DP3M3L3K3D3E3 B3
N2 C2F2G2H2J2P2A2DP2M2L2K2D2E2 B2
B1E1 D1 K1 L1 M1 DP1 A1 P1 J1 H1 G1 F1 C1
1 2
IC8A
40106
R1-R7
100R
+5
+5
S1-S8
S9-S12
A0
2
A1
3
A2
4
A3
5
A4
6
A5
7
A6
8
A7
9
B0
18
B1
17
B2
16
B3
15
B4
14
B5
13
B6
12
B7
11
E
19
DIR
1
IC4
74HC245
A0
2
A1
3
A2
4
A3
5
A4
6
A5
7
A6
8
A7
9
B0
18
B1
17
B2
16
B3
15
B4
14
B5
13
B6
12
B7
11
E
19
DIR
1
IC5
74HC245
A0
2
A1
3
A2
4
A3
5
A4
6
A5
7
A6
8
A7
9
B0
18
B1
17
B2
16
B3
15
B4
14
B5
13
B6
12
B7
11
E
19
DIR
1
IC6
74HC245
OC
1
C
11
1D
2
2D
3
3D
4
4D
5
5D
6
6D
7
7D
8
8D
9
1Q
19
2Q
18
3Q
17
4Q
16
5Q
15
6Q
14
7Q
13
8Q
12
IC1
74HC574
OC
1
C
11
1D
2
2D
3
3D
4
4D
5
5D
6
6D
7
7D
8
8D
9
1Q
19
2Q
18
3Q
17
4Q
16
5Q
15
6Q
14
7Q
13
8Q
12
IC3
74HC574
OC
1
C
11
1D
2
2D
3
3D
4
4D
5
5D
6
6D
7
7D
8
8D
9
1Q
19
2Q
18
3Q
17
4Q
16
5Q
15
6Q
14
7Q
13
8Q
12
IC2
74HC574
N1
S13-S20
A0
2
A1
3
A2
4
A3
5
A4
6
A5
7
A6
8
A7
9
B0
18
B1
17
B2
16
B3
15
B4
14
B5
13
B6
12
B7
11
E
19
DIR
1
IC7
74HC245
3 4
IC8B
40106
R19
100R
R20
100R
R21
100R
R22
100R
R9
100R
R8
100R
R12
100R
R13
100R
R23
100R
R26
100K
Segment Layout
dp
p
n
m
l
k
j
h
gf
e
d
c
b
a
8,9,10
PHASEC
PHASEB
PHASEA
ENCB
ENCA
LC
HC
DATA
FC2
FC1
FC0
A19
BGACK
10K
10K
RN3
RN2
RN1
S21
22
HP Dimmer Front PCB
Channel
Channel
Normal
Clear
Run
Build
Test
Mode
Chan
Bank
spare
spare
spare
enter
ch12
ch11
ch10
ch9
ch8
ch7
ch6
ch5
ch4
ch3
ch2
ch1
Keypad
Green
Red
Digit 4
Digit 3
Digit 2
Digit 1
Drive
D.Timmins
1265.82/B4.2
JANDS
10K
6
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