Mcx-C15 Block Diagram - Yamaha MCX-C15 Service Manual

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MCX-C15 BLOCK DIAGRAM

1
FLASH-ROM SDRAM
16Mbit x 1 128Mbit x 1
MBM29LV160BE70T K4S281632F
IC3
Address,Data Bus
16bit, 33MHz
2
CPU
SH7706
IC1
100MHz
Serial Data
EEPROM
Bus-Transceiver
4kbit x 1
74LVCH245
3 BR24L04FVM
IC204
IC10
Keys
LCD MODULE
4
SYSTEM (1)
• See page 41 → SCHEMATIC DIAGRAM
AV IN
CB901
5
AUDIO -
AUDIO +
VIDEO OUT
IR OUT
µPD789022GB
6
C
Ethernet
/RD, /WE
LAN91C113
/WAIT
IC202
25MHz
IC2
/CS, /BS, /RD, /DS, RDWR
CPLD
/WE, /WAIT DSP
/WAIT
LC4032V
TMS320DA105
11.2896MHz
IR DATA IC9
IC201
BCLK,
160MHz
LRCLK_DATA
22.5792MHz
CLK CNT VCXO
MCLK (11.2896MHz)
XL2
Serial Data
MAIN
• See page 37, 38 → SCHEMATIC DIAGRAM
IR Receiver
GP1UE261XK
U801
FUNCTION (2)
• See page 40 → SCHEMATIC DIAGRAM
I/O BOX (MCX-IB15)
18 IR CARRIER
IR OUT
SUB CPU
JK902
IC901 39 TRG OUT
CONTROL OUT
JK902
D E
MCX-C15
LAN
CB404
Pulse Transformer
TLA6T118-T
L401
+10A
-6dB ATT.
IC407
–
DAC
VOLUME
AK4382AVT
YAC520-EE2
IC403
IC408
+
Bus-Transceiver
Serial Data
74VHCT245
IC401
OSD
LC74782JM
IC406
FUNCTION (1)
• See page 39 → SCHEMATIC DIAGRAM
SYSTEM (2)
• See page 40 → SCHEMATIC DIAGRAM
VIDEO OUT
PJ601
PJ901
+10A
IC906
AUDIO
–
OUT
+
L/R
VIDEO
OUT
F G
MCX-C15/MCX-CA15
+10A
IC409, 410
AUDIO OUT +
Q402, 404
+10A
IC409, 410
AUDIO OUT –
Q403, 405
AV OUT
CB405
CPU MUTE
VIDEO OUT
SH
IR
IR OUT
SH
IR ACK
IC411
H
31