Block Diagram - Boss JamStation JS-5 Service Notes

Backing machine with audio track
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Apr. 2000
1
2
3
4
5
6
A
BLOCK DIAGRAM /ブロック図
B
C
D
16M FLASH
IC9
E
F
G
WAVE ROM
IC10
H
I
4M DRAM
IC20
J
FOOT SW JK5
K
MIDI IN
L
MIDI OUT
JK6
M
N
SW x 27 LED x 23
1
2
O
SW
P
BOARD
Q
ENCODER
BOARD
R
S
T
U
7
8
9
10
11
12
13
1M SRAM
1M SRAM
16M FLASH
IC16
IC21
IC13
ADDRESS, DATA, CS, WR, RD
2
3
1
1
2
7SEG LED
LED1
EN1
EN
A
B
14
15
16
17
18
19
20
DAC
ADC
Buffer
AD/DA
IC2A
AK4522VF
IC22
IC3A
LCD
CM1621-OS
IC3B
Smart
Media
D3.3V
D5V
SI-8501L
UPC29M33T
IC6
IC5
A4.5 V
A9V
2SC4116
BA178M09FP
Q10
IC7
21
22
23
24
25
26
OUTPUT L(MONO)
IC1A
JK2
2
4
1
OUTPUT R
IC1B
JK3
2
4
1
PHONES
VR1
JK4
Volume
2
3
1
Rec Level
IC4B, VR2
REC IN
JK1
2
1
2
4
1
IC4A
Guitar Amp
SW1B
24
25
Simulator
23
21
22
INPUT SELECT
SW
SPUN19430A
SW2A
12
13
Adaptor Jack
HEC0740-010-10
2
1
3
MAIN BOARD
JS-5
27
28
13

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