Roland Advanced Jet AJ-1000 Service Notes page 37

Main Board _ 3/7 Circuit Diagram
DD[0. 63]
IC11
A0
A1
A2
A3
A4
A5
A6
A7
NIT NET
NIT NET
ELEC N_NET 19
ELEC N_NET
AUTOFD_NET
AUTOFD_NET DIR
/STB_N
/STB_N
74LS24AP R-(PB-FRE
VCC VCC
PC
CE0.1u
ND[0.
ND0
ND1
ND2
ND3
ND4
ND5
ND6
ND7
REVERSE DIR_NE
SELEC NET
SELEC NET
AULT NET
AULT NET
/ACK_N
/ACK_N
BUSY_NE
BUSY_NE
RROR_NE
RROR_NE
IC19
DD7 18 DB7
B0 A0
DD6 17 DB6
B1 A1
DD5 16 DB5
B2 A2
DD4 15 DB4
B3 A3
DD3 14 DB3
B4 A4
DD2 13 DB2
B5 A5
DD1 12 DB1
B6 A6
DD0 11 DB0
B7 A7
19
DIR
VCC3
74LVC245 VCC3
PC
R74
CE0.1u
10K
GAT
GAT
/WR2_1
/WR2_1
18
B0
17
B1
16
B2
15
B3
14
B4 VCC3
13
B5
12
B6
11
B7 PC
CE0.1u
VCC
PC
CE0.1u
PC
CE0.1u
IC2
18
R11
A0 B0
17 R12
A1 B1
16
R13
A2 B2
15 R14
A3 B3
14
A4 B4
13
A5 B5
12
R15
A6 B6
11
R16
A7 B7
R17
19
R55
DIR
74LS245AP R-(PB-FRE
IC5
18
R56
D1 Q1
17
R57
D2 Q2
16
R58
D3 Q3
15 R59
D4 Q4
14
D5 Q5
13
D6 Q6
12
R60
D7 Q7
11
D8 Q8
E1
19
E2
TC74VHCT541AFT
R70
R71
R72
R73
..7
VCC3
R160
1K
IC35A IC35B
IC28
VDD OUT
GND Cd 74LVC14 74LVC14
C17
RN5VD29AA-T -F
CE0.01u
VCC
RA5
10
BA10E332J
2-6
R66
270 1%
D3
100u/25V
SML-210MTT86
VCC D4
1SS355
IC8 T1086CM
VI VO
C5
R67
100u/25V
120 1%
R68
C3 120 1%
1.25(1+390/240)+240(120E-6)=3. 1 V
10u/16V(NON)
R49
120 1%
R48
VCC3 D5
270 1%
1SS355
IC16 1086CM
VI VO
C7
R88
100u/25V
100 1%
R89
C9 10 1%
1.25(1+20/100)+120(120E-6)=1. 5 V
10u/16V(NON)
R90
10 1%
VCC3
D6
1SS355
IC17 070XZ HZ
VIN VO
R94 C11
VC VADJ
100u/25V
120 1%
R93
120 1%
R92
1.25(1+240/1000)=1. 5 5V
1K 1%
RA1
10
TO NETWORK
VCC
BA10E332J CN10
/STB
40
D0
39
D1
38
D2
37
D3
36
D4
35
D5
34
D6
33
D7
32
/ACK
10 31
BUSY
11 30
RROR
12 29
SELEC
13 28
AUTOFD
14 27
NC
15 26
GND
16 25
GND
17 24
VCC
18 23
VCC
19 22
NC
20 21
-40SG-D4TS1-1
VCC3
R116
10K
ESET ET
RA4
BV8V102J
VCC CN8
C1
B2P -VH
VCC3
TP17
R47
C2
CE0.1u
10k
VCC1.
TP57
C8 R87
CE0.1u
10k
VCC1.
TP100
R91
C10
10k
CE0.1u
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
/IN
AULT
GND
NC
NC
ELEC
ESET ET
NC