IBM RT PC 10 Hardware Maintenance And Service page 321

Streaming Tape Drive (6157)
The Streaming Tape Drive (6157) uses a 1/4-inch tape cartridge. The tape
drive contains a power supply and plugs into an outlet. The tape drive is a
single field-replaceable unit.
See IBM 6157 Streaming Tape Drive Setup and Operating Instructions for
the head cleaning procedure.
Specifications
Tape cartridges
Input voltage
Maximum number
Adapter
Removal and Replacement Procedures
3M DC300XLP, DEI 400442, DEI 400555,
CIPHER 207340-001, or equivalent
U.S., 90 - 137 Vac
WT low voltage, 90 - 137 V ac
WT high voltage, 180 - 259 V ac
1
Streaming Tape Drive Adapter
Use the "Attached Device Removal" on page 4-20 procedure for removal.
Use the "Attached Device Replacement" on page 4-21 procedure for
replacement.
12-4 Service Manual