Onkyo TX-NR906 Service Manual page 8

A B
BLOCK DIAGRAMS-4
NETWORK SECTION
1
LAN BOARD
NALAN-9121
SD-20 to 27
2
ETHERNET
3
Q202,Q203
NE5532APSR
VCVF + Buffer
ZONE2LOUT
LPF
ZONE2ROUT
LPF
+7V
4
-7V
+3.3V
+5V
5
C D
M93C46-WDW6TP
+3.3V
Q209
E2P-RROM
PCI
Q211
RTL8100CL-LF
PCICLK2
EtherNet Controller
25MHz
SPDIFIN
SPDIFOUT
PCI
Q206
ENVY24MT-G
MCLK
PCICLK3
PCI Audio
BCLK
LRCK
SDATA
Q201
IS24C04A
E2P-ROM
E
TO FRONT
TO DAC SECTION(SD-9) USB TRM(SD-13)
PCI
Q200
R5S70900BGV
RISC Microprocessor
PCICLK2
PCICLK3
25MHz
www.audiodna.sk
F G
DEBUG TRM
Control Signal
A0-22
D0-15
Adress bus
Control Signal
A0-11,13,14
D0-31
Data bus
Control Signal
A0-11,13,14
D32-63
X203
27MHz
TX-NR906/NA906
H