Block Diagram - Roland BK-5 Service Notes

Jan. 2012

BLOCK DIAGRAM

WIRING 4-PIN
IC9
IC25
D+3.3
UPD120N15T1B-E1-AZ
IC26 TAR5S30U
PITCH BENDER
+5VD
IC12 UPC29L33T
ADPV
Q19 2SC2873-Y
WIRING 6-PIN
IC14 NJM2374AM
CN1 IC16 PQ1CZ41H2ZPH
PHONES
BOARD
IC15 PQ1CZ41H2ZPH
JK4
JK1 JK2
PHONES POWER
SWITCH
PSB-7U(S)
12V/4.0A
42
LEFT PANEL
FFC 26 pin
1.00 mm pitch
SW
LED
CN10
JACKBOARD
LED&SWITCH SCAN
LED DATA
IC18,19
TC74VHC138FT SWITCH DATA
IC17
SUBCPU
M30302MAP (Ver. 1.03)
X2
16 MHz
IC10
KSM
S1L50282F32H200
D1R5V_TV
A3R0_TV
A +3V3
+Vcc
-Vcc
+5VD
D+3.3
JK6
JK8 JK7 JK2
JK9
OUT IN SWITCH / HOLD VIDEO L/MONO
EXPRESSION OUT
MIDI AUDIO OUT
ENCODER BOARD
WIRING 3-PIN
FFC 24 pin
1.00 mm pitch
LCD
MODULE
CN8
CN12 CN1 CN7 CN5
BL-PWM
IC4
POWER AMP
MAX9744ETH+
IC1 CODEC
AK4556
IC3 IC2
Fs=44,1kHz
TXD,RXD,RTS
5V<=>3.3V
UART
IC8 IC7
5V<=>3.3V
+5VD
D+3.3
A +3V3
IC24
EPSON
IC5 S1D13746F01A600
X3
27 MHz
IC6
JK3
JK1
CN3
R AUDIO IN
KEYBOARD MSK-2 61
RIGHT PANEL
SW
LED
USB HOST
SDRAM x2 Nor Flash
IC3,4 256 Mbit IC2 64 Mbit
IS42S16160D-7TL EN29LV640B-90TIP
WORK RAM Boot, Prog, User
FFC 12 pin IC1
1.00 mm pitch
CPU (SSC)
AHP7,8,9,11
MODE = 0
MCK,BCK,LRCK,SD2,SD3
TXD,RXD,RTS
UART
I/O PORT
LINE OUT
IC9 CODEC
AK4556 MCK,BCK,LRCK,SDDA
AUDIO IN
Fs=44,1kHz
FFC 28 pin
MIDI
1.00 mm pitch
A +3V3 D+3.3 +5VD
LCD I/F
FFC 18 pin
1.00 mm pitch
JK2
USB
MIDI
BK-5
CN1
CN2
X1
16.9344 MHz
IC5
Fs = 44,1 kHz fixed 48 MHz
CPU CLK: 16 MHz IC13 D+3.3
BUS CLK: 64 MHz LTC3406
USB CLK: 48 MHz
CORE CLK: 192 MHz
IC7
IC16 1 Gbit 16 Mbit
S29GL01GP11TFCR20 EFFECT RAM
MAIN-BOARD
43