Rolls 725Ex User manual

1
ROLLS CORPORATION
5968 S 350 W
MURRAY, UT 84107
1
RFX128P B
16 SEPTEMBER 2001
Title
Size: Document Number:
Date:
Rev:
Sheet of
RFX128P MIDI BUDDY
Rb
+5V
+5V
PHANTOM PWR
9 - 15 V AC OR DC
MIDI OUT
UP DOWN
MIDI SHARE
012 3 456789
+5V
+5V
+5V
+5V +5V
+5V
+5V
P23
P22
P21
P20
P02
P01
P00
P33
P32
P31
P25
P24
P26
SW1 ASSIGNMENTS
5 = OPEN IS MIDI PRG CHNG OR SNG SEL CLOSED
6 = OPEN 1 - 128 CLOSED = 0 - 127
1 - 4 = BINARY MIDI CHANNEL ALL OPEN = 1 CLOSED = 16
C5
10U
I1
G
2
O
3U8
7805
13
4
2
5
J1
DIN 5
Q2
2N3904
D1
1N4001
D2
1N4001
2
3
1J3
JAPDC
SW2 SW3 SW4 SW5 SW7
SW6 SW8 SW9
R37 150 13
4
2
5
J2
DIN 5
2
H2B
3
H2C
4
H2D
5
H2E
6
H2F
7
H2G
8
H2H
9
H2I
10
H2J
11
H2K
2
H1B
3
H1C
4
H1D
5
H1E
6
H1F
7
H1G
8
H1H
9
H1I
10
H1J
1
H1A
A1
16 B1
15 C1
3D1
2E1
1F1
18 G1
17
A2
11 B2
10 C2
8
DP1 4
DP2 9
CAT1 14
CAT2 13
D2
6E2
5F2
12 G2
7
U4
2DSC DSP
R32 1K
R31 1K
R30 1K
R29 1K
Q1
2N3904
Q2
2N3904
R35 10K
R34 10K
R36 10K
R14
22K R15
22K
1
H2A
R13
10K
R12
10K
R11
10K
R?
470
R39
10K
R10
10K
C6
1000 16V
R38 150
R1
100K
R2
100K R5
100K
R6
100K
R4
100K
R3
100K
R261K
R27 1K
R28 1K
R8
10K
R7
10K R9
10K
R16
22K R17
22K R18
22K R19
22K R20
22K R21
22K R22
22K
R23
22K R24
22K
R25
22K
X1 4MHZ RES
310
1
11 2 12 3 13 4
15 26 37 48 59
10
A9 B7 C6 D14
VCC
16 GND 8
U2
74HC147
1
11 2 12 3 13 4
15 26 37 48 59
10
A9 B7 C6 D14
VCC
16 GND 8
U3
74HC147
SW12 SW13 SW10 SW11
11
H1K
1
2
3
4
5
6
7
8
910
11
12
13
14
15
16
17
18
U1 ZILOG
Z86E04
49
U?D
SW DIP-6
58
U?E
SW DIP-6
67
U?F
SW DIP-6
211
U?B
SW DIP-6
112
U?A
SW DIP-6
C3
27PF
C4
27PF