Circuit Diagram (Jack) - Roland EXR-7 Service Notes

Apr.2004

CIRCUIT DIAGRAM (JACK)

C103
100pF np0
C104
R116
10uF16BP
R 8K2
R115
C105
R117
1K
R118 27k 100uF25
6
R119 680k
Q19
3 7
2SC2878
5
1K -
IC9B
M5218AL
A A FLAT
R120
1K
A VCC/2
C106
C107
R122
10uF16BP L 8K2 100pF np0
R121
1K
R123
R124 27k
R125 2
680k
3 Q20 1
2SC2878 3
-
1K IC9A
M5218AL
C108
FLAT
100uF25
A A
R126
1K
A VCC/2
C19
33pF
R33
C26
33uF16 C109 R35
10K
33uF16 10K
SIGNAL_L
1 2 2 1 2
-
1
3
+
IC6A
R38
R39
R42 M5218AL
1K
68K 68K
C44
33pF
R55
R53 R54
68K 68K R57
10K
10K
SIGNAL_R 1 2 2 1 6
-
7
C50 C51 5
+
33uF16 33uF16 IC6B
R60
M5218AL
1K
A VCC/2
CN3
A
53014_0610
To VOLUME PCB ASSY
(CN2)
AVCC
IC8C
-
C98
100nFC UPC4570HA
+
A
C99
100nFc
TP1 TP3
TP TP
C100 TP2 TP4
100nFc NIU
TP TP
A
A
44
JK1
YKF51-5054
IN
2
4
CN8 D+5V
53014_0710 IC1C
HD74LS04P
Right Q1
1
L eft RES DTA114ES
2 5 5 6 3
AG ND 3
IC1A
MuteSend 4
HD74LS04P
MuteRet 5
C2
MuteSend_1
6 100nFC 1 2 3 3 4
MuteRet_1
7
R4
IC1B
220
R5
HD74LS04P
120
A
To PHONES PCB ASSY D3
2
(CN5)
D+5V
D+5V
8
R12
1K
C4
100nFC
-
IC9C
M5218AL FLAT
VR EF
DAMPER
100nFc
MIDI_OUT
C27
MIDI_IN
SDA
A SCL
AVCC RES
NI U
R97
3K3 R131 R98 C86
4K7 10nF
C87 R127
22nF 560
C300
3
-
2 10uF16
4 A 12K 2
+ -
IC8A R100
R132 C88 UPC4570HA
3
100K 68nF R128 +
AVCC
56K
C89 A VCC/2 R101 R102
10uF16BP 47K 12K
R103
10K
R104
100K C91
33uF16 R106
100K
A
A
C94
22nF R129
560
7
-
8
6
+
IC8B
C95
R134 UPC4570HA
100K 68nF
R130
C96
56K
R112
10uF16BP A VCC/2
10K
R113
100K
A
R65
AVCC
68K
AVCC C N4 A VCC/2
AMPC1_2720P (solder vers.)
R67
1 20 68K
SIGNAL_R 2 19 SIGNAL_L AG ND
XPD
3 18
DAMPER SDA
4 17
VREF 5 16 SCL
RES 6 15 VBUS3
D+5V MIDI_OUT 7 14 UDP XPD
MIDI_IN U DM
8 13
9 12
10 11
A CN5
5045_04A
From MAIN PCB ASSY
To SWITCH PCB ASSY
(CN13)
(CN1)
Pre-SK
JK7
HEC2305-01-230 FL1 D13
SW1A
MA7D49
PLT1R53C
2 2 1 1 1 2
1 1 4
3 C73
SDKLA1-B NIU
2 3 1000uF25
DC IN POW ER AGND
SW1B
12V C71 C72
100nFC 100nFC SDKLA1-B
JUMPER@
D+5V
OUT
30 D1
2
1SS133
5 4 5 40
R1
L1
50 6K8
60 9 9 8 R2 FBR07HA850TB-00
IC1D
HD74LS04P
1K
R3
11 11 10
220 D2
IC1E
1SS133
HD74LS04P
13 13 12
IC1F
HD74LS04P
R6
100
1
1SS133
D+5V
5
IC2
PC910
(6N137)
C5
IC1G
HD74LS04P 100nFC
OUTPUT L
AG ND
O UTPUT R
NI U
C84
R27
1K D+5V
C85 R29
100pF np0 D+5V 100K R25
R30 10K IC3
R26 100K MX3000AS
12K R99 10K
8
SD
1 7
SC
6
RESET
IC5A
M5218AL 4
AVSS
C21
A+3V3 100uF16
5
AVDD
R79 C28 C22
R133 NI U NI U 5K6 10uF16 100nFC 3
INR
3K3 R105 C90 1 2 2
INL
1
REF0
C93 C92 C32
4K7 10nF 100pF np0 R80 22pF
R107 4K7
R108
C301 R109
10uF16 12K 12K
A 6 R81 C41
-
4K7 22pF
7
5
+
IC5B 1 2
M5218AL
AVCC
R82 C46
R110 5K6 10uF16
R111 12K
47K
C97 R114
33uF16 100K MaxxBas s
by-pass
C61 IC5C C62 IC6C
A 100nFC M5218AL 100nFC M5218AL
- -
+ +
C63 C81
33uF16 100nFc
J1 NIU
A
JUMPER@
R71
3K3
IC7 with
47uF16
AMP POWER D10
Heat-sink
1SR139-400 T-32 D+5V
R73
2 1 D+5V 100 D+3V3
C69
R74
NIU
100uF16
C78 10
5 IC7 L4940V5
100uF2
1 2 C67
D11
IN OUT
10uF16
BZX79B3V3
C66 C68
NIU
100nFC J3 NIU
100uF16
JUMPER@
C65
R78 100nFc
R83
2R2I
D
2R2i
3W
D12
2 1
AVCC
1SR139-400 T-32
2 1
Q7
R75
2SD667C
1K
C74 C75
100uF16
100nFC
C76
100uF16
J4 NIU
D+5V
1
JK2
2 DAMPER L9
3 NI U
1
HLJ7101-01-3010
C1 L10
NI U
10nF
L2
EXCML20A390 L11
AVCC XPD L3 NI U
EXCML20A390
L4
EXCML20A390
R89
10K UDP
R93 U DM
10K VBUS3
PowerOffOutMute
D14
1SS133
R10
Pre-SK 1 2 3 3 C3
10K NIU
100nFC
Q17
DTC114ES Q18
2SC1815GR
A-GND-
1 2
C6 R13 R16
1K
1uF16 820 R15 3
2K7
AG ND
1 2
C11 C12 C9 R19 R22
10pF 10pF 1uF16 820 R21 1K 3
2K7
D D15
X1 CSTLS4M00G53-B0 4MHz 1N4148
1 3 1 2
OUTPUT JACK MUTE
R28 470K
9 2 1
OSCI
10 D16
OSCO
1N4148
12
DVSS
C17 C18 AMP POWER
100nFC D+3V3 100uF16 IC4 con
D Heat-sink
11
DVDD
C23
10uF16
13 15
OUTR
14 1 2 R36 C29
OUTL
4K7 680nF
15 2 16
MXBSOUT
16
CAP
CRC
820nF C37 17
C33 R43 C36
22pF 10K R44
470pF 680
IC4A
P oly 680nF LA4705
C34 C35 C200 C40
22pF 100uF16 1uF50
AG ND C42
1000uF25
IC4B
R76 R50 LA4705
C47 10K 14
NI U 22pF C53
R58
680nF
4K7
1 2 7 13
C52
R77 10uF16
4 12
C56
NI U R62
470pF
680
C60
33uF16
R66 C59
MuteSend_1 MuteRet_1 A-GND-
100uF16
3K3
PowerOffOutMute
AVCC
AVCC
R69
R68
10K
100
R70
10K
3 Q4
D9
DTC114ES
1SS133
C64 R72
Pre-SK 1 2 3 3
68K
A+3V3 D+5V Q5
DTC114ES Q6
2SC1815GR
CN2
A-GND-
1
C70 2 To FDD
100uF16
3
J2 NIU
C77 JUMPER@
NIU
NIU
C102
NIU
D+5V
C N1
4
3
2 To LCD Backlight
1
D+3V3
53015_0410 NIU
IC10
LP2950CZ_3_3
2
IN OUT
EXR-7
R7 JK3
0 YKF45_0002
R8
0
3
2
1
4
R9
0 R11 10
10K NIU 20
L5
EXCML20A390
L12
NI U
JK4
R14 L6 HLJ7101-01-3010
680 FBR07HA850TB-00
2
4
L( MONO)
1
Q2 C7
330pF
2SC2878
JK6
R20 HLJ7101-01-3010
L8
680 FBR07HA850TB-00
2
4
1
Q3 C10
2SC2878 330pF
AG ND
C14
100nFC
CN6
L-
4
L+ TO
3
R- 2
C20
SPEAKERS
R+ 1
100nF
R32
5046_04A
2R2
C24
100nF
POW ER AGND
2 1
C31
C30
R45
100nF
1000uF16
2R2
C38
100nF
C45
100nF
R52
2R2
C48
100nF
POW ER AGND
2 1
C55
C54
R63 100nF
1000uF16
2R2
C57
100nF
45