3746-900 FRU List
FRU
Code
Type
FRU name
Text
ESCP
830
880
ESCP
ESCP2
ESCP3
Enterprise system connection processor. Go to “MAP: 3746-900 FRU
Exchange” on page 1-34.
FILT
260
Air Filter in
07G
Go to “3746-900 Maintenance Using a FRU list” on page 1-28. Go to “MAP:
3746-900 FRU Exchange” on page 1-34.
LCBB
LCBB
Line connection enclosure expansion (board + enc LCPB).
LCBE
LCBE
Line connection enclosure expansion (board + enc LCPE).
LCEE
5E0
LCEE
Line connection enclosure expansion (board + enclosure). Go to “MAP:
3746-900 FRU Exchange” on page 1-34.
LCEB
5F0
LCEB
Line connection enclosure base (board + enclosure). Go to “MAP: 3746-900
FRU Exchange” on page 1-34.
LCPB
510
LCPB
DC/DC converter and logic card for LCBB. If the LIC11 FRU is also present
in the FRU list, check it first (whatever its fault probability is). Refer to “MAP:
3746-900 FRU Exchange” on page 1-34.
LCPE
5B0
LCPE
DC/DC converter for LCBE. Go to “MAP: 3746-900 FRU Exchange” on
page 1-34.
LIC11
LICA
590
LIC11
Line interface coupler type 11. Go to “MAP: 3746-900 FRU Exchange” on
page 1-34.
LIC12
LICC
520
LIC12
Line interface coupler type 12. Go to “MAP: 3746-900 FRU Exchange” on
page 1-34.
LIC16
LIC
560
LIC16
Line interface coupler type 16. Go to “MAP: 3746-900 FRU Exchange” on
page 1-34.
MAE
870
MAE Problem
Suspect a mutiaccess enclosure problem which can be the SIE card, the
SAC card, or the cable between SIE and SAC. Perform problem determi-
nation using the
Multiaccess Enclosure Installation and Maintenance manual.
PNL1
2D0
Control panel
07A-A1
Operator panel card of the control panel. Go to “MAP: 3746-900 FRU
Exchange” on page 1-34.
PNL2
2E0
Control panel
07A-A1
Keyboard display card of the control panel. Go to “MAP: 3746-900 FRU
Exchange” on page 1-34.
PPC
460
System
Control Card
System control card of the Multiaccess Enclosure. For exchanging this FRU
refer to the
Multiaccess Enclosure Installation and Maintenance manual.
PW45
PW45
3745/3746-950 connection. Go to “MAP 5160: Suspected Problem on
3745/3746-900 Power Connection” on page 2-20.
SAC
450
SAC
Switch attachment card of the Multiaccess Enclosure. For exchanging this
FRU refer to the
Multiaccess Enclosure Installation and Maintenance manual.
SCTL
SCTL2
SCTL3
3AC
3BC
3CC
SCTL
SCTL2
SCTL3
3745 Storage control card. Exchange the CBC first if it is also in your FRU
list (whatever its fault probability is). Refer to “MAP: 3746-900 FRU
Exchange” on page 1-34. If you have already changed the CBC and if the
problem is still present, exchange the SCTL card by using the
IBM 3745
Communication Controller Models 210 to 61A, Maintenance Information
Procedures, SY33-2054 for 3745 models 21A to 61A, or the IBM 3745 Com-
munication Controller Models 130 to 17A, Maintenance Information
Procedures, SY33-2070 for 3745 model 17A.
SPD1
270
SPD1
Signal and power distribution cassette (base enclosure). Go to “MAP:
3746-900 FRU Exchange” on page 1-34.
SIE
440
SIE
Switch interface extender card. Go to “MAP: 3746-900 FRU Exchange” on
page 1-34.
SPD2
280
SPD2
Signal and power distribution cassette (expansion enclosure). Go to “MAP:
3746-900 FRU Exchange” on page 1-34.
SPS
5C0
SPS
Service and power support card. Go to “MAP: 3746-900 FRU Exchange” on
page 1-34.
TRFM
2B0
Transformer
Go to “MAP: 3746-900 FRU Exchange” on page 1-34.
1-32
3746-900: Service Guide
Summary of Contents for FlashSystem 900
Page 1: ...3746 Nways Multiprotocol Controller Model 900 Service Guide SY33 2116 02...
Page 2: ......
Page 3: ...3746 Nways Multiprotocol Controller Model 900 Service Guide SY33 2116 02...
Page 14: ...xii 3746 900 Service Guide...
Page 16: ...xiv 3746 900 Service Guide...
Page 22: ...xx 3746 900 Service Guide...
Page 29: ...Safety Figure 0 3 Ground Wire Connection On Controller Expansion SAFETY xxvii...
Page 60: ...Safety lviii 3746 900 Service Guide...
Page 61: ...Safety SAFETY lix...
Page 62: ...Safety lx 3746 900 Service Guide...
Page 63: ...Safety SAFETY lxi...
Page 64: ...Safety lxii 3746 900 Service Guide...
Page 65: ...Safety SAFETY lxiii...
Page 66: ...Safety lxiv 3746 900 Service Guide...
Page 67: ...Safety...
Page 68: ...Safety lxvi 3746 900 Service Guide...
Page 69: ...Safety SAFETY lxvii...
Page 70: ...Safety lxviii 3746 900 Service Guide...
Page 71: ...Safety...
Page 72: ...Safety lxx 3746 900 Service Guide...
Page 73: ...Safety SAFETY lxxi...
Page 74: ...Safety lxxii 3746 900 Service Guide...
Page 75: ...Safety SAFETY lxxiii...
Page 76: ...Safety lxxiv 3746 900 Service Guide...
Page 77: ...Safety SAFETY lxxv...
Page 78: ...Safety lxxvi 3746 900 Service Guide...
Page 92: ...Safety xc 3746 900 Service Guide...
Page 94: ...Safety xcii 3746 900 Service Guide...
Page 129: ...3746 900 FRU Exchange 010 continued Go to MAP Ready LED ON on page 1 52 Chapter 1 START 1 35...
Page 276: ...3746 900 MAPs Figure 2 6 CP2 Circuit 2 18 3746 900 Service Guide...
Page 325: ...3746 900 MAPs 026 continued Go to Step 014 on page 2 65 Chapter 2 MAPs for FRU Isolation 2 67...
Page 340: ...3746 900 MAPs 113 continued Go to Step 001 on page 2 68 2 82 3746 900 Service Guide...
Page 414: ...Service Processor MAPs 2 156 3746 900 Service Guide...
Page 484: ...FRU Exchange Figure 4 16 3746 Model 9x0 CBSP Cassette 4 18 3746 900 Service Guide...
Page 495: ...FRU Exchange Figure 4 23 3746 900 Rear of DC Power Box Chapter 4 3746 900 FRU Exchange 4 29...
Page 510: ...FRU Exchange Figure 4 39 3746 900 LIC16 Coupler 4 44 3746 900 Service Guide...
Page 520: ...FRU Exchange Figure 4 45 3746 900 Transformer Handling 4 54 3746 900 Service Guide...
Page 522: ...FRU Exchange 4 56 3746 900 Service Guide...
Page 542: ......
Page 545: ......