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System Board, Bottom
System Board, Top
System Board, Bottom FRU P/N 39H6894
Note: System Board bottom is shown first because
there are more components.
Blk Black Screws
CN8 Digitizer Cable Connector
CN16 LCD Cable Connector
CN600 Battery 1 connector
CN601 Battery 2 connector
D15 Power On indicator
D13 Battery 2 status
D12 Battery 1 status
D14 PCMCIA status indicator
Cut Out Hole for LCD Power Connector
F1 2.5A fuse
F2 1A fuse
F3,4 2A fuse
F5 5A fuse
Spk Speaker
U1 Opti 82C463
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U18,19 Hitachi 51S4260ALTT7R
U21 WDC WD90C24A2-ZZ
U22 BIOS?
U25 Dallas DS12885S
U30 Cirrus CL-PD6710-VC-B
U33 NS PC87312VF
U34 WACOM W7002F-MSK3J
U35 WACOM W6003F
U51,52 NEC D65626GC097
U59 Maxim MAX211CAI
X1 32K5JS xtal (32kHz?)
Y1 16000 (16 MHz?)
Y2 5000 (5 MHz?)
Y5 32K5JS (32 kHz?)
Yellow Yellow screws
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Note: The yellow screws hold the PCMCIA socket
frames to the board. Do not remove them.
U1 Opti 82C463 Single
Chip Notebook Data
Book
U18,19 Hitachi 51S4260
256Kx16 DRAM Datasheet
U21 WDC WD90C24A2 High
Res VGA LCD Controller for Low Power Datasheet
U25 Dallas DS12885S
Real-Time Clock Datasheet
(DS12885S is SOIC)
U30 Cirrus
CL-PD6710-VC-B ISA to PC Card Host Adapter Brief
U33 NS PC87312VF FDC
w/ Dual UARTs, Parallel Port, IDE Interface Datasheet
Note: Cirrus CL-PD6710
(on bottom side) is for single slot, Cirrus CL-PD6720 (on
top side) is for a dual slot.
System Board, Top
BT1 Backup Battery 2016 Lithium
CN1,2 CPU board connectors
CN3 Memory board connector
CN5A,6A Dual slot PCMCIA sockets
CN12 Port Replicator connector
CN602 Sub Battery Connector
CN603 Inverter card connector
F1,2 5A fuse
J600 DC power receptacle
JP1 solder pads for 2 pin header
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JP2 Password Erase header
JP3 Unknown
PTC Heat sensor?
SW1 On/Off
U22 BIOS?
U24 Dallas DS1267S-010
U29 Cirrus CL-PD6720-QC-B
U46 NEC D78052GC3B9
X2 14.318 MHz xtal
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U24 Dallas DS1267S-010 Dual Digital
Potentiometers Datasheet
U29 Cirrus CL-PD6720-QC-B ISA to PC Card
Host Adapter Brief
U46 NEC D78052GC3B9 8-bit Single Chip
Microcontroller Datasheet
Note: Cirrus CL-PD6710 (on bottom side) is for
single slot, Cirrus CL-PD6720 (on top side) is for a dual slot.
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