Roland DisCover 5 - Lcd Control Pcb Assy & Circuit Diagram; D-Baem Pcb Assy & Circuit Diagram; Inverter Pcb Assy & Circuit Diagram

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43
11
Discover5
Dec, 2002
LCD CONTROL PCB ASSY & CIRCUIT DIAGRAM
ASSY 7770101001
View from component side
+25.5V
TO graphic LCD
From CN23 on MAIN BOARD
YD
LP
XSLC
DISPON
XD0
XD1
XD2
XD3
To Touch Screen
TOUCHX
TOUCHY
TOUCH0
TOUCH1
TOUCH2
TOUCH3
To CN24 on Main Board
YU
YL
XR
XL
RANGE +19.5V - +24.9 V
OPTIMAL VALUE AROUN D +20.7
V
5VC
5VC
5VC
5VC
+12
V
-12
V
+1
2V -12V
5VC
C4
100uF
16
C5
82pFs
5% np0
IC1
NJM2360M
FLAT
1
2
3
4 5
6
7
8
CS
ES
CT
GND INV
V+
SI
CD
D1
SFPB-5
6
1 2
TP
TP1
L1
RCH-875-151K
R1
220mOHM I
1W
C6
220pFs
5% np0
R6
18Ks
1%
R8
1Ks
1%
R5
180
1/4W
CN1
00621
6012100808
3
4
5
6
7
8
2
1
9
10
11
12
CN4
53014 -
0310
3
2
1
C1
47uF3
5
Q5
2SA101
5GR
3
2 1
Q3
2SC1815G
R
3
1 2
Q2
2SC1815GR
3
1 2
R9
5K
6
R10
5K
6
R17
5K
6
R15
2K
7
R12
2K
7
R18
100
K
R19
10
0K
C9
1nF
C10
1nF
R11
2K
7
R13
0
CN6
B7B-PH-K-
S
3
4
2
1
5
6
7
CN5
53014 -
0310
3
2
1
IC2A
UPC4570C
2
3
1
-
IC2B
UPC4570C
6
5
7
C7
47uF3
5
C8
47uF3
5
IC2C
UPC4570C
8 4
CN2
53014 -
1310
3
4
5
6
7
8
2
1
9
10
11
12
13
C3
47uF3
5
R2
1Ks
1%
C2
100uF
50
Q1
2SC1815G
R
3
1
2
CN7
52043 -
0410
3
4
2
1
Q4
2SA1015
GR
3
2 1
R16
5K
6
R14
2K
7
R21
2K2I
0.6W
R20
2K2I
0.6W
2
1
From CN27 on MAIN BOARD
From CN3 on FC-7 BOARD
To THERM. BOARD
View from component side
View from component side
INVERTER PCB ASSY & CIRCUIT DIAGRAM
ASSY 7711203000
D-BEAM PCB ASSY & CIRCUIT DIAGRAM
ASSY 7700609000
To LCD
2
1
CN2
S2(4-2.3)B-XH-A
JP1
JP2
DC-IN
1
DC-GND
2
AC-OUT1
3
AC-OUT2
4
AC-GND
5
MOD1
CXA-K10A-L
C1
100nFC
C2
470uF16
From Power Supply
Cn5
3
4
2
1
CN1
5045-04A
PULSE:
DUTY:12.5%
FREQUENCY:6.84KHz
PULSE WIDTH:18.3uS
PULSE
BEAM BEAM
-12V
12V -12V 5V
5V
5V 12V
12V
D215
TPS708
1 2
CN15
53014-0710
3
4
2
1
5
6
7
R70
10K
C46
150pF
R71
100
R72
1.8
R73
1.8
R74
100
R75
22
R76
22
Q16
2SC2235Y
3
1
2
Q17
2SC1815GR
3
1
2
R78
100K
R79
1K
R80
10K
R81
1M
C49
10nF
5%
C50
0.1C
C51
0.1C
D216
TLN201
21
R77
3K3
C43
1uF25
IC10B
UPC4570HA
7
6
8
IC10A
UPC4570HA
3
4
2
1 5
9
C47
0.1C
C48
10uF16
C44
10uF16
C45
10uF16
From CN21 on MAIN B.