Onkyo TX-L55 Service Manual page 21

A
PC BOARD-CONNECTION DIAGRAM
1
P9301B
SCH.4
NAPS-8342
P9302B
2
P9101A
3
T9001
NPT-1398P/G
4
5
B
U5
POWER SUPPLY
TERMINAL PC
BOARD
P9001A
C
U13 SCH.6
SPEAKER TERMINAL PC BOARD
NAETC-8352
P7003A
NAAF-8350
U11
SCH.4/5
P5601A
DIGITAL
AMPLIFIER
PC BOARD
P5603A
P5605A
TX-L55
D
R5121
R5122
P4401B
R5123
R5124
P9502B
R5125
R5126
P831B
P
NAS
P831A
834
SCH.1
U