HP 7970B Operating And Service Manual page 35

7970B/7970C
Replaceable Parts
FIGURE
UNITS
&
PART
DESCRIPTION PER
INDEX NUMBER
ASSV
NO. 1 2 3 4 5
6-1- 7970B/7970C DIGITAL MAGNETIC TAPE UNIT.
REF
-1 07970-60160 COVER DOOR ASSEMBLY 1
-lA 07970-20B30 INSERT, cover door. 1
-lB 2200-0139 SCREW, no.4-40, 0.25-inch, pozi (AP) 12
-lC 07970-20832 WINDOW, cover door 1
-10
07970-01186 PANEL, cover door. 1
-1 E 07970-20831 HANDLE, cover door 1
-1 F
0624-0208
SCREW, tapping, no. 6-32, 0.5-inch, pozi (AP)
2
-lG
0510-1107 FASTENER, panel 2
-lH 07970-20829 FRAME, cover door 1
-2
07970-60010 HINGE ASSEMBLY, door stop 1
-3 2190-0003 WASHER, lock, helical (AP)
4
-4 2200-0139 SCREW, no. 4-40, 0.25-inch, pozi (AP) 4
-5 07970-20480 HINGE, cover door
2
-6
2190-0003 WASHER, lock, helical (AP)
10
-7 2200-0139 SCREW, no. 4-40, 0.25-inch, pozi (AP)
10
-8 07970-01000 PANEL, switch cover (unit address, density select, write enable equipped
1
units only)
07970-01010 PANEL, switch cover (density select and write enable equipped units only) 1
07970-01020 PANEL, switch cover (unit address and write enable equipped units only)
1
07970-01030 PANEL, switch cover (write enable equipped units only)
1
07970-01040
PANEL, switch cover (unit address and density select equipped units only) 1
07970-01050 PANEL, switch cover (density select equipped units only)
1
07970-01 060 PANEL, switch cover (unit select equipped units only) .
1
07970-01070 PANEL, switch cover (basic unit only), 1
07970-01160 PANEL, switch cover (read/read units only)
1
-9
07970-00130 COVER, head assembly. 1
-10
3050-0065 WASH ER, flat (AP)
2
-11 2190-0034 WASHER, lock, helical (AP)
2
-12 2680-0103
SCREW, no. 6-32, 0.5-inch, pozi (AP) • 2
-13
07970-60130 TAPE ROLLER AND BEARING ASSEMBLY (see figure 6-2 for details.
2
and attaching parts)
-14 07970-60140
CAPSTAN MOTOR ASSEMBLY MG1, 10 - 37.5 ips (see figure 6-3 for details)
1
07970-60141
CAPSTAN MOTOR ASSEMBLY MG1, 37.6 - 45 ips (see figure 6-4 for details)
1
-15
2190-0429 WASHER, lock, helical (AP).
4
-16 3030-0047
SCREW, no. 10-32, 0.625-inch, socket head (AP)
4
-17 07970-20070
HINGE BLOCK, mounting
2
-18 07970-01204 SPACER, hinge
2
-19 07970-20470 HINGE, transport
2
-20
2680-0104 SCREW, no. 10-32, 0.5-inch, pozi (AP)
5
-21 07970-62106 DOOR STOP ASSEMBLY
1
-22
2190-0034 WASH ER, lock, helical (AP).
2
-23 2190-0420 WASH ER, flat (AP)
2
-24 2190-04i5
WASHER, nylon (AP)
2
-25 07970-20120 BLOCK, door stop
1
-26
2190-0034 WASHER, lock, helical (AP).
2
-27 2680-0065
SCREW, no. 10-32, 1.25-inches, pozi (AP).
2
-28
.07970-60890 RIBBON CABLE ASSEMBLY W5
2
-29
07970-00510
GROUND STRAP.
1
-30
2190-0416 WASHER, flat (AP)
1
-31 0380-0013 SPACER (AP) .
1
Part 2
6-5