ThinkPad Computer Hardware Maintenance Manual
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Contents
PC Card slot assembly
Backup battery
Speaker assembly
1200 LCD assembly
Trademarks Contents
Vi R50e, R51e and R52 Series
About this manual
R50e, R51e and R52 Series
Important service information
Strategy for replacing FRUs
How to use error messages
Strategy for replacing a hard disk drive
FRU identification for CTO, CMV, and GAV products
Using PEW
Using eSupport
Introduction
Using the HMM
Important information about replacing RoHS compliant FRUs
Diskette compatibility matrix
Safety notices multilingual translations
Related web URLs are
Safety notice
10 R50e, R51e and R52 Series
Continuation of safety notice
12 R50e, R51e and R52 Series
Continuation of safety notice
14 R50e, R51e and R52 Series
Continuation of safety notice
Safety notice
Safety notice
18 R50e, R51e and R52 Series
Introduction
Safety information
General safety
Electrical safety
Safety information
Safety inspection guide
Safety information
Grounding requirements
Laser compliance statement
Laser compliance statement
28 R50e, R51e and R52 Series
Read this first
What to do first
Following are not covered under warranty
Service Web site Restoring the pre-installed system
Related service information
Recovery to Factory Contents by using Product Recovery CDs
Passwords
Power-on password
How to remove the power-on password
To remove a POP that you have forgotten, do the following
How to remove the hard-disk password
Select Password
Screen blank mode
Power management
Standby mode
Hibernation mode
Related service information
Checkout guide
Testing the computer
Creating the PC-Doctor diagnostics diskette
38 R50e, R51e and R52 Series
Checkout guide
Diagnostics Interactive Tests
Options on the test menu are as follows
Hardware Info
Power system checkout
Detecting system information with PC-Doctor
Utility
Checking operational charging
Checking the battery pack
Checking the ac adapter
42 R50e, R51e and R52 Series
Checking the backup battery
Terminal Voltage V dc
Wire Voltage V dc
Red + Black
ThinkPad R50e, R51e and R52 Series
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Product overview
Specifications
ThinkPad R50e, R51e and R52 Series
48 R50e, R51e and R52 Series
R52 series
R50e series
50 R50e, R51e and R52 Series
R50e and R51e series
CTO
52 R50e, R51e and R52 Series
R50e and R51e series
Status indicators
Green
Indicator Meaning
Blinking green
Blinking orange
56 R50e, R51e and R52 Series
Orange
Turn off
FRU tests
Following table shows the test for each FRU
58 R50e, R51e and R52 Series
Fn key combinations
Key Description Combination
60 R50e, R51e and R52 Series
Run EasyEject Actions This button is used
Numeric error codes
Symptom-to-FRU index
62 R50e, R51e and R52 Series
Press F9, and Enter to
64 R50e, R51e and R52 Series
Recover to Factory
66 R50e, R51e and R52 Series
Error messages
No-beep symptoms
Beep symptoms
68 R50e, R51e and R52 Series
LCD-related symptoms
LCD-related symptoms
Connectors
LCD assembly
Intermittent problems
Undetermined problems
FRU replacement notices
Screw notices
Restoring the serial number of the system unit
Retaining serial numbers
72 R50e, R51e and R52 Series
Retaining the Uuid
Reading or writing the ECA information
FRU replacement notices
Removing and replacing a FRU
Battery pack
Ultrabay Enhanced device for R52 series
78 R50e, R51e and R52 Series
Hard disk drive
Step Screw quantity
Removing and replacing a FRU
Dimm optional
Is only for the models with 14.1-in. LCD
For access, remove this FRU Battery pack on
Keyboard
82 R50e, R51e and R52 Series
Removing and replacing a FRU
When installing
Are firmly attached under the frame
Ultrabay device for R50e series
Dimm standard
Modem daughter card MDC-2
Step Screw quantity Color Torque
Detach the modem connector
Bluetooth/Modem daughter card BMDC-3 for R52 series
Removing and replacing a FRU
Keyboard bezel
92 R50e, R51e and R52 Series
ThinkPad R50e, R51e and R52 Series
When installing
Removing and replacing a FRU
Touch pad and Fingerprint reader for R52 series
96 R50e, R51e and R52 Series
Removing and replacing a FRU
Slide out the metal plate
Mini PCI adapter
Removing and replacing a FRU
Main Aux
Main AUX
Fan assembly
Direction of arrow
1140 CPU
104 R50e, R51e and R52 Series
Backup battery
Speaker assembly
106 R50e, R51e and R52 Series
Removing and replacing a FRU
Ieee 1394 for R52 series
108 R50e, R51e and R52 Series
M2 × 6 mm, bind-head Black 245 Nm Nylon-coated Kgfcm
110 R50e, R51e and R52 Series
PC Card slot assembly
To step
112 R50e, R51e and R52 Series
M2 × 6 mm, bind-head Black 245 Nm Nylon-coated Kgfcm
Ultrabay Enhanced shield kit
114 R50e, R51e and R52 Series
Remove EMI spring for the CDC
Removing and replacing a FRU
Removing and replacing a FRU
118 R50e, R51e and R52 Series
ThinkPad R50e, R51e and R52 Series
120 R50e, R51e and R52 Series
LCD assembly
M2 × 12 mm, bind-head Black 245 Nm Nylon-coated Kgfcm
M2 × 6 mm, bind-head Black 245 Nm Nylon-coated Kgfcm
124 R50e, R51e and R52 Series
VGA and Ultrabay Enhanced device eject button cable
126 R50e, R51e and R52 Series
VGA and Ultrabay Enhanced device eject button cable is
System board, interposer card, and base cover
Removing and replacing a FRU
130 R50e, R51e and R52 Series
Step Screw quantity Color Torque
Removing and replacing a FRU
ThinkPad R50e, R51e and R52 Series
Removing and replacing a FRU
LCD front bezel
Step Screw Screw quantity Color Torque Cap
136 R50e, R51e and R52 Series
Inverter card
Removing and replacing a FRU
ThinkPad R50e, R51e and R52 Series
Removing and replacing a FRU
Step Screw Screw quantity Color Torque Cap
15.0-in. SXGA+ LCD. For the other models, skip Steps
142 R50e, R51e and R52 Series
Remove the antenna assembly
Remove the hinges from the LCD assembly
Removing and replacing a FRU
Removing and replacing a FRU
146 R50e, R51e and R52 Series
147
Removing and replacing a FRU
ThinkPad Dock II PCI cover
Bottom view ThinkPad R50e, R51e and R52 Series
150 R50e, R51e and R52 Series
ThinkPad Dock II top cover
Step Screw quantity Torque M2.5 × 4.8 mm 392 Nm Kgfcm
Bottom View
Cable As in the figure 152 R50e, R51e and R52 Series
Locations Front view for R50e
Rear view for R50e
Bottom view for R50e
Front view for R52
ThinkPad R50e, R51e and R52 Series
Rear view for R52
Bottom view for R52
Parts list Overall
160 R50e, R51e and R52 Series
FRUs marked with Are available as options Are RoHS compliant
162 R50e, R51e and R52 Series
FRU CRU
Parts list
164 R50e, R51e and R52 Series
ThinkPad R50e, R51e and R52 Series
166 R50e, R51e and R52 Series
ThinkPad R50e, R51e and R52 Series
168 R50e, R51e and R52 Series
ThinkPad R50e, R51e and R52 Series
170 R50e, R51e and R52 Series
ThinkPad R50e, R51e and R52 Series
172 R50e, R51e and R52 Series
MB DDR Sdram SO Dimm
174 R50e, R51e and R52 Series
MB DDR Sdram SO Dimm
Parts list
176 R50e, R51e and R52 Series
GB DDR Sdram SO Dimm
Interposer card for R52 91P7427
178 R50e, R51e and R52 Series
Parts list
180 R50e, R51e and R52 Series
No. FRU
ThinkPad R50e, R51e and R52 Series
182 R50e, R51e and R52 Series
ThinkPad R50e, R51e and R52 Series
184 R50e, R51e and R52 Series
Hlds GDR-8082N-IMJ0
186 R50e, R51e and R52 Series
Hlds GCC-4241N-IMJ0
DVD/CD-RW combo drive, 12.7 mm 92P6569
188 R50e, R51e and R52 Series
ThinkPad R50e, R51e and R52 Series
190 R50e, R51e and R52 Series
No. FRU
192 R50e, R51e and R52 Series
Hgst
FRU CRU
194 R50e, R51e and R52 Series
ThinkPad R50e, R51e and R52 Series
196 R50e, R51e and R52 Series
ThinkPad R50e, R51e and R52 Series
198 R50e, R51e and R52 Series
39T2559
200 R50e, R51e and R52 Series
Parts list
202 R50e, R51e and R52 Series
RCx, RDx, RFx, RGx, RHx, RJx, RMx
204 R50e, R51e and R52 Series
No. FRU
206 R50e, R51e and R52 Series
ThinkPad R50e, R51e and R52 Series
208 R50e, R51e and R52 Series
FRU CRU
210 R50e, R51e and R52 Series
6TF
No. FRU
212 R50e, R51e and R52 Series
ThinkPad R50e, R51e and R52 Series
214 R50e, R51e and R52 Series
ThinkPad R50e, R51e and R52 Series
216 R50e, R51e and R52 Series
FRU CRU
218 R50e, R51e and R52 Series
IEEE1394 cable for R52 91P6829
ThinkPad R50e, R51e and R52 Series
LCD FRUs
220 R50e, R51e and R52 Series
14.1-in. XGA TFT
222 R50e, R51e and R52 Series
ThinkPad R50e, R51e and R52 Series
Bluetooth antenna
224 R50e, R51e and R52 Series
ThinkPad R50e, R51e and R52 Series
226 R50e, R51e and R52 Series
Inverter card, XGA 27K9949
ThinkPad R50e, R51e and R52 Series
228 R50e, R51e and R52 Series
15.0-in. XGA TFT
230 R50e, R51e and R52 Series
ThinkPad R50e, R51e and R52 Series
232 R50e, R51e and R52 Series
ThinkPad R50e, R51e and R52 Series
234 R50e, R51e and R52 Series
No. FRU
15.0-in. SXGA+ TFT
236 R50e, R51e and R52 Series
SXGA+/IPS
238 R50e, R51e and R52 Series
ThinkPad R50e, R51e and R52 Series
AC adapters
240 R50e, R51e and R52 Series
Language
Chicony
Keyboards for 14.1-in. LCD models
242 R50e, R51e and R52 Series
Recovery CDs
For Windows XP Professional R50e series
For Windows XP Home Edition R50e series
244 R50e, R51e and R52 Series
For Windows XP Professional R51e series
For Windows XP Home Edition R51e series
246 R50e, R51e and R52 Series
For Windows XP Professional R52 series
248 R50e, R51e and R52 Series
Parts list
250 R50e, R51e and R52 Series
For Windows XP Home Edition R52 series
252 R50e, R51e and R52 Series
Miscellaneous parts
254 R50e, R51e and R52 Series
ThinkPad R50e, R51e and R52 Series
256 R50e, R51e and R52 Series
ThinkPad R50e, R51e and R52 Series
258 R50e, R51e and R52 Series
Optional FRUs
Tools
Common parts list
Power cords system
260 R50e, R51e and R52 Series
For 3-pin power cords
Power cords ThinkPad Dock
262 R50e, R51e and R52 Series
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Trademarks
Part Number 39T246201
