Onkyo TX-NR545 - Page 44

Schematic Diagram
5 4 3
2
1
6
D
C
A
B
D
C
A
B
5 4 3
2
1
6
RS-232C Terminal section
RS232TXD
RS232RXD
GND_DG
GND_DG
223K
C1282
103K
*C1281
104Z
*C1283
D1281
DA2J10100
D1282
DA2J10100
*P1211
MDS-09P-V-01(DSUB9P)
1
2
3
4
6
7
8
9
11
10
5
RS232TXD
1:E6
GND_DG
1:E6
CH-GND
1:E10
RS232RXD 1:E6
*R1281
330
*R1282
330
TP59
TP54
TP58
TP57
TP56
TP55
BATRM-1754
Model No.DTR-20.7/30.7/40.7 SCHEMATIC DIAGRAM(PART-7) RS-232C SECTION
RS-232C
* * *