Control Panel and FAN Control (With APC Type A)
Fa
n
1
Fa
n
B
o
x
1
/2
AP
C
Fa
n
2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
9
8
7
1
2
3
4
5
6
6
7
5
4
3
2
15
14
13
10
9
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
FAN
2
T
A
C
H
FAN
2
C
T
L
-48V
S
E
N
S
E
FAN
1
T
A
C
H
48 R
E
T
S
E
N
S
E
DC
D2
R
E
T
U
R
N
DC
D1
R
E
T
U
R
N
48 R
E
T
S
E
N
S
E
-48V
1 S
E
N
S
E
-48V
1 S
E
N
S
E
-48V
2 S
E
N
S
E
-48V
2 S
E
N
S
E
FAN
1
T
A
C
H
FAN
2
T
A
C
H
FAN
2
T
A
C
H
FAN
1
C
T
L
FAN
1
C
T
L
FAN
2
C
T
L
FAN
2
C
T
L
DRAWER CONNECTOR 25 POS.
FAN
1
C
T
L
FAN
1
T
A
C
H
-48V
S
E
N
S
E
RE
T
U
RN
-48V
B
RE
T
U
RN
B
-48V
A
RE
T
U
RN
A
19
25
20
11
6
(A
C
)
(A
C
)
(-
)
(+
)
17
16
3
7
1
2
1
3
DC
D1
-
4
8
V
DC
D1
R
E
T
U
R
N
DC
D2
-
4
8
V
DC
D1
-
4
8
V
DC
D2
R
E
T
U
R
N
DC
D2
-
4
8
V
Appendix A. Schematics
A-5
Summary of Contents for 2220 Nways 300
Page 1: ...2220 Nways BroadBand Switch Models 300 500 and 501 IBM Service Guide SY33 2121 01...
Page 2: ......
Page 3: ...2220 Nways BroadBand Switch Models 300 500 and 501 IBM Service Guide SY33 2121 01...
Page 12: ...x 2220 Models 300 500 and 501 Service Guide...
Page 35: ...General and Product Safety xxxiii...
Page 36: ...xxxiv 2220 Models 300 500 and 501 Service Guide...
Page 37: ...General and Product Safety xxxv...
Page 38: ...xxxvi 2220 Models 300 500 and 501 Service Guide...
Page 39: ...General and Product Safety xxxvii...
Page 40: ...xxxviii 2220 Models 300 500 and 501 Service Guide...
Page 41: ...General and Product Safety xxxix...
Page 50: ...xlviii 2220 Models 300 500 and 501 Service Guide...
Page 58: ...2 4 2220 Models 300 500 and 501 Service Guide...
Page 77: ...Chapter 3 Nways Switch Administration Station Functions 3 19...
Page 108: ...4 24 2220 Models 300 500 and 501 Service Guide...
Page 111: ...Chapter 5 2220 Problem Determination Copyright IBM Corp 1998 1999 5 1...
Page 118: ...5 8 2220 Models 300 500 and 501 Service Guide...
Page 194: ...6 76 2220 Models 300 500 and 501 Service Guide...
Page 205: ...Appendix A Schematics A 11...
Page 206: ...A 12 2220 Models 300 500 and 501 Service Guide...
Page 217: ...Catalog Section Appendix D Parts Catalog D 7...
Page 226: ...Assembly 5 2220 Modules 1 2 D 16 2220 Models 300 500 and 501 Service Guide...
Page 244: ...D 34 2220 Models 300 500 and 501 Service Guide...
Page 246: ...E 2 2220 Models 300 500 and 501 Service Guide...
Page 248: ...X 2 2220 Models 300 500 and 501 Service Guide...
Page 260: ......
Page 263: ......
Page 264: ...IBM Part Number 02L4247 Printed in Denmark by IBM Danmark A S 2L4247 SY33 2121 1...