CD-ROM Reader Specifications and Jumper Settings
D-4
Figure D-1 CD-ROM Connector and Jumper Locations
To the left of the standard 40-pin IDE connector on the back of the CD-ROM reader are
one or two 6-pin jumper blocks (depending on the drive.). On the NEC CD-ROM reader,
the block to the extreme left (jumper A) is factory set with the pins unshorted (see
Table D-3).
Table D-3 Jumper A Settings (NEC CD-ROM Reader Only)
Pin
Setting
Signal
1
Disabled (unshorted)
–
2
Disabled (unshorted)
Factory use only
3
Disabled (unshorted)
Factory use only
* Jumper A applies only to the NEC CD-ROM Reader
The jumper block immediately adjacent to the IDE connector (jumper B) sets the following
functions using pin 1 - pin 3 as read from left to right: CSEL, SL, and MA (see Table D-4).
The following is a summary of the jumper settings:
CSEL. (cable select) — enables/disables the host interface cable select
configuration feature. Factory set at disabled (pin not jumpered).
SL (slave) — enables/disables the slave feature. Factory set at disabled (pin not
jumpered).
MA (master) — enables/disables the master feature. Factory set at enabled (pin
jumpered).
IDE Connector
Power Connector
Jumper B
(Cable Select/Master/Slave)
Audio Connector
Jumper A (NEC only)
Pin 1 (+12V)
Pin 4 (+5V)
Summary of Contents for POWERMATE P2166
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