System Connector - Yamaha BD-940 Service Manual

Micro component system mcr-940
Hide thumbs Also See for BD-940:
Table of Contents

Advertisement

■ SYSTEM CONNECTOR

● Connection
Connect the SYSTEM CONNECTOR (TO: PLAYER) of the R-840 to the SYSTEM CONNECTOR (TO: RECEIVER) of the
BD-940 with the system control cable.
Receiver (R-840)
● Specifications
SYSTEM CONNECTOR
Pin no.
Function
1
Message R-840 to BD-940
2
Message BD-940 to R-840
3
Message R-840 to BD-940
4
Message BD-940 to R-840
5
No connected
6
No connected
7
No connected
8
No connected
9
GND
System control cable
Player (BD-940)
SYSTEM CONNECTOR
8
7
6
5
4
3
2
1
9
R-840 (Microprocessor IC101)
Port type
Terminal name
SO
SYS_MOSI
IRQ
SYS_PL_EN
O
SYS_RE_EN
SI
SYS_MISO
PLAYER_S10
Chassis
AGND
BD-940 (Microprocessor IC204)
Pin no.
Port type
Terminal name
77
SI
SYS_MOSI
75
SO
SYS_PL_EN
76
SI
SYS_RE_EN
78
O
SYS_MISO
Chassis
AGND
BD-940
Pin no.
33
35
2
34
55

Advertisement

Table of Contents
loading

Table of Contents