Onkyo TX-NR906 Service Manual page 34

A B
SCHEMATIC DIAGRAMS-26 (SD-26)
NETWORK SECTION-7
NALAN-9121(7/8)
U44 LAN PC BOARD
1
VBUS1
DP1
DM1
USB1 GND
TO SD-27:F3
2
3
4
<Note>
SD-x:XY is short for Shcematic Diagram-x and
each socket's location, X=A to H, Y=1 to 5.
NOTE
THE COMPONENTS IDENTIFIED BY MARK ! ARE CRITICAL FOR SAFETY.
REPLACE ONLY WITH PART NUMBER SPECIFIED.
VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL).
ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED.
ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.
5
ELECTROLYTIC CAPACITORS ( ) ARE IN uF/WV.
ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
EX) 030- 3pF, 330- 33pF, 331- 330pF, 333- 0.033uF
ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.
THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.
EX) PRINTING SIDE
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
C D
+5V
B8
VBUS0
A5
DP1
A6
DM1
B5
VBUS1
A7
TP207 DP0
A8
TP208 DM0
RISC MICROPROCESSOR
www.audiodna.sk
E F
+3.3V
A2
XOUT
A3
XIN
L200
D5 VUSBD1.2V
VDD_USB1/DV12
BLM15PG100SN1
C5
VSS_USB1/DG12
D8
VDD_USB0/DV12
C8
VSS_USB0/DG12
BLM15PG100SN1
L213
D9 VUSBA1.2V
VDDA_USB0/AV12
C9
VSSA_USB0/AG12
Q200:G
R5S70900BGV
D7
VDDA_USB1/AV12
C6
VSSA_USB1/AG12
BLM15PG100SN1
+3.3V L201
VUSBD3.3V
B9
VDDQ_USB0/DV33
A9
VSSQ_USB0/DG33
B6
VDDQ_USB1/DV33
C7
VSSQ_USB1/DG33
+3.3V
B7 VUSBA3.3V
VDDQA_USB0(AV33)
R202
E9
REFRIN0
E8 5.6K
VSSQA_USB0/AG33
D6
VDDQA_USB1(AV33)
R203
E7
REFRIN1
E6
5.6K
VSSQA_USB1/AG33
TX-NR906/NA906
G H
TO SD-27:B3
R201
48MHz
0
+1.2V
+1.2V
USBAG
TO SD-27:F3
+3.3V
USBDG
TO SD-27:F3
+3.3V
L214
BLM15PG100SN1