4-2
HDCU3300/MM (J,E)
*a
*a
*a
*a
3
20
22
2
12
20
20
20
4
4
12
8
1
7
13
6
15
18
11
9
10
14
16
16
17
21
A
B
C
B4 x 10
K5 x 10
K5 x 10
PWH4 x 10
PWH4 x 10
NUT, PUSH 1.5
23
5
19
Power block assembly (A10)
Refer to "Power Block Assembly (A10)".
*b
Cover
No. Part No. SP Description
1 A-1129-236-A s MOUNTED CIRCUIT BOARD, CN-2700
2 A-1129-307-A s MOUNTED CIRCUIT BOARD, AU-302
3 X-3704-909-2 s FRONT PANEL SUB ASSY (SSM)
4 X-3704-918-1 s ANGLE (3U) ASSY, RACK
5
*
a
!
1-468-945-21 s REGULATOR, SWITCHING
(POWER SUPPLY UNIT)
6 1-500-418-11 s CORE
7 1-543-751-11 o CORE (TROIDAL)
8 1-831-657-11 s CABLE, FLEXIBLE FLAT (26 CORE)
9 2-139-192-01 s FRAME, INDICATOR WINDOW
10 2-139-193-02 s WINDOW, INDICATOR
11 2-249-353-01 s COVER, LAMP
12 2-378-801-01 s HANDLE
13 3-531-576-21 s RIVET
14 3-602-574-01 o TAPE2, ADHENSIVE
15 3-628-958-01 o FILTER
4-2. Exploded Views
No. Part No. SP Description
16 3-650-537-01 o WASHER
17
*
a 3-681-054-01 o POWER SW GUARD
18 3-687-887-01 s SCREW (M4X20)
19
*
a 3-688-814-01 s CAP, SWITCH
20 3-725-295-21 s SCREW, (+) (B3)
21 3-992-925-01 s SW GUARD
22 4-674-315-01 s SCREW (M2.6X6)
23
*
a
!
9-885-092-89 s DC FAN
7-624-200-01 s NUT, PUSH 1.5
7-682-275-09 s SCREW, +K 5X10
7-682-562-04 s SCREW, +B 4X10
7-682-904-21 s SCREW, +PWH 4X10
*a: Serial No.10001 through 10999 (HDCU3300: UC)
30001 through 30999 (HDCU3300: J)
40001 through 40999 (HDCU3300: CE)
50001 through 50999 (HDCU3300: E3)
60001 through 60999 (HDCU3300: E2)
*b: Model HDCU3300 is not provided with a power
block assembly (A10) from the beginning.
If replacement with the power block assembly
(A10) has been made, refer to *b.