See Rooting new hardware FIRST if you have a nook original with a 1003* serial# or above.
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Teardown of Nook Classic

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Teardown pictures from #nookdevs' IRC's poutine are at http://nookdevs.com/teardown .

Contents

Internals

Memory

Internal 2GB Sandisk microSD card for internal storage 3 Partitions

  • sdb1: system: ext3 250MB
  • sdb2: update possibly?: ext3 150MB
  • sdb3: internal memory: ext3 1309MB

E-Ink Panel driver / controller

  • Epson S1D135211 [1]

E-Ink Display

  • AZ / Prime View ED060SC4 [2]

LCD Display

  • Samsung CLAA035JA01CW E305386....other markings - COGG06669719CKE

Stereo audio / system power management controller

  • Wolfson Micro WM8350 [3]

Touch Screen Controller

  • Synaptics TM1369

Wi-Fi

  • CyberTAN Technology (802.11 b/g) (libertas sdio sd8686)

3G

  • Sierra Wireless MC8777v [4]

Wireless modem

(rebadged MC8790V),

  • Uses Qualcomm MSM6290 chipset in Data only mode

Internal Low power SDRAM Main memory

  • 2 x Hyinx H5MS1G62MFP J3M 1 Gbit (128 Mbyte each) 166MHz DDR [5]

Internal display buffer SDRAM memory

  • Hyinx H55S1222EFP 60M 128 Mbyte 166MHz SDRAM [6]

Main Processor

  • Samsung S3C6410 ARM1176 Based [7]

Analogue switch IC

Power control (screen contrast adjustment IC)

  • Vishay DG419BDY-E3 [8]

DC/DC convertor

Main power control IC (U39)

/proc/cpuinfo

# cat /proc/cpuinfo
Processor       : ARMv6-compatible processor rev 6 (v6l)
BogoMIPS        : 530.84
Features        : swp half thumb fastmult edsp java
CPU implementer : 0x41
CPU architecture: 7
CPU variant     : 0x0
CPU part        : 0xb76
CPU revision    : 6
Cache type      : write-back
Cache clean     : cp15 c7 ops
Cache lockdown  : format C
Cache format    : Harvard
I size          : 16384
I assoc         : 4
I line length   : 32
I sets          : 128
D size          : 16384
D assoc         : 4
D line length   : 32
D sets          : 128

Hardware        : SMDK6410
Revision        : 0000
Serial          : 0000000000000000

Software


Appears to be running a generic Android image with B&N customization on top to hide the Android underpinnings
Android 1.5 Cupcake
Built Tue Dec 1 14:50:20 CST 2009
Linux 2.6.27
turboboot and u-boot boot loaders
asound
pvplayer
ALSA 1.0.18a

Root FS directory listing


auto_adjust.txt  data          dev  firmware  init.rc           lib         proc  sdcard                sys
cache            default.prop  etc  init      init.smdk6410.rc  lost+found  sbin  sqlite_stmt_journals  system

Full FS listing of a sample nook has been posted as a link to this blog entry

Internal microSD Card Structure


Disk /dev/sdb: 1977 MB, 1977614336 bytes
64 heads, 2 sectors/track, 30176 cylinders
Units = cylinders of 128 * 512 = 65536 bytes
Disk identifier: 0x########
   Device Boot      Start         End      Blocks   Id  System
/dev/sdb1   *           1        4001      256000   83  Linux
/dev/sdb2            4001        6401      153600   83  Linux
/dev/sdb3            6401       27346     1340531   83  Linux

Teardown Photos

The front of the nook


The back of the nook with the cover still on


nook with the white front bezel removed




One of the nook's two antennas


Synaptics TM1369 touch controller


nook with the back cover removed


Screws, battery, and SIM card removed


The backing that covers the mainboard


mainboard


mainboard


The internals of the nook with annotation


microSD readers for internal memory and add on memory


Main memory microSD card


Sierra Wireless MC8777V cellular modem


Synaptics TM1369 daughterboard


nook all taken apart

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