Onkyo TX-RZ820 Service Manual page 38

1
PART-8 DISPLAY(KEY)SECTION
BASW-1993-2
D
KEY
+5VDIS
LMDB
TONEB
LEDPURE
C
TONEA
KEY3
LMDA
KEY3_1
KEY0
GND_DG
P7591B:or NSCT-12P883(25051095)
B
A
1
2
PURE AUDIO(Blue)
SCB3318E-D2
R7751
D7751
3.9k
KEY0_1
R7601
270
S7601/7602/7631/7632
NPS-111-S681 or NPS-111-S677(25035714T)
2
3 4
D7751A
27191336
(LED)LH-5-2
Q7751
KRC105S
or DTC123JCAMGT116
(2219040R2)
R7631
270
XREB125(9X11.5)PVB30FINB1-2-24
3 4
5
Schematic Diagram
TONE
4 5 4
S7740
XREB125(9X11.5)PVB30FINB1-2-24
or EVEHD1F3024B or EVEHD1F3024B
(SN:25065695W) (SN:25065695W)
w/ click
Chassis GND
5
6
LISTENING MODE
5
S7774
w/ click
TX-RZ820
6
D
C
B
A