Toshiba XM-6702B User Manual page 11

The Wayback Machine - https://web.archive.org/web/20000831170439/http://www.toshiba.com:80/taecdpd/techdocs/67...
Technical Documentation |User's Guide
Figure 1.XM-6702B CD-ROM Rear Panel - Connectors
Power Power is supplied to your CD-ROM by the connection with your computer's +12V/+5V power
Connector cable to the power socket at the back of drive. One side of the plug has chamfered edges, so
the power connector fits only one way.
CAUTION: Severe damage to the CD-ROM circuits may occur if power cable is plugged in
upside-down with power ON.
Audio Supplies Analog sound to your system.
Connectors
ATAPI
The XM-6702B CD-ROM is connected to your computer system through the ATAPI connector.
Connector
top of page
Table 1.ATAPI Interface Pin Assignments
INTERFACE PIN ASSIGNMENT
PIN I/O SIGNAL
NO. NAME
1 I Reset
2 - GND
3 I/O DD7
4 I/O DD8
5 I/O DD6
6 I/O DD9
7 I/O DD5
8 I/O DD10
9 I/O DD4
10 I/O DD11
11 I/O DD3
HOST SIGNAL PIN
NO.
NAME
Host Reset
Host Data Bus BIT
7
Host Data Bus BIT
8
Host Data Bus BIT
6
Host Data Bus BIT
9
Host Data Bus BIT
5
Host Data Bus Bit
10
Host Data Bus BIT
4
Host Data Bus BIT
11
Host Data Bus BIT
3
I/O SIGNAL
NAME
21 O DMARQ
22 - GND
23 I DIOW-
24 - GND
25 I DIOR-
26 - GND
27 O IORDY
28 - SPSYNC:CSEL Spindle SYNC or Cable
29 I DMACK-
30 - GND
31 O INTRQ
HOST SIGNAL
NAME
DMA Request
Host I/O Write
Host I/O Read
I/O Channel Ready
Select
DMA Acknowledge
Host Interrupt Request