IBM iSeries 270 Service Manual page 516

Name Description
PWR61 to PWR64 Power distribution board (PB1) to Device board 3 (DB3)
PWR65 Power distribution board (PB1) to Device board 2 (DB2)
PWR66 to PWR69 Power distribution board (PB1) to Device board 2 (DB2)
PWR70 Power distribution board (PB1) to Device board 1 (DB1)
PWR71 to PWR74 Power distribution board (PB1) to Device board 1 (DB1)
PWR75 Power distribution board (PB1) to AMDs (B01 and B02)
PWR76 Charger (A01) to Batteries (T01 through T04)
PWR77 Charger (A01) to Power supply 1 (P01)
PWR78 Charger (A01) to Power supply 2 (P02)
PWR79 Charger (A01) to Power supply 3 (P03)
Table 24. Model 840 and Model SB3 (FC 9079) Base I/O Tower - Signal cables - single line
Name
SIG60
SIG61
SIG62
SIG63
SIG64
SIGC65
SIGC66
SIGC67
Figure 13. Model 840 and Model SB3 (FC 9079) Base I/O Tower - Dual Line Cord Power and Signal
Cables
504
Hardware (Remove and Replace; Part Locations and Listings)
Description
Tower card (CB1) to Device board 3
(DB3)
Tower card (CB1) to Device board 2
(DB2)
Tower card (CB1) to Device board 1
(DB1)
Control panel (NB1) to Device board
3 (DB3)
Tower card (CB1) to Power
distribution board (PB1) (Includes P/N
97H7476, 97H7477, 97H7607) (part
of Tower card FRU assembly)
JTAG A (internal to TWRCARD)
V/S COMM (internal to TWRCARD)
JTAG C/E (internal to TWRCARD)
Part number
97H7483
97H7544
97H7543
97H7544
97H7543
97H7475
97H7474
04N2181
04N2181
04N2181
Part number
97H7481
44L0070
97H7484
24L1752
24L0843
41L5946
44L0007
24L0881