Philips Fm2 Service Manual

Front Case Disassembly/Reassembly Procedures
Chapter 6 - Disassembly/Reassembly Guide
49
Removing the Main PCB Assembly from the Front Case Assembly 
Step 1. Remove the navigation wheel (see “Removing the Navigation Wheel” 
on page 47).
Step 2. Place the front case assembly with the bezel face down on the work 
surface. Take care not to damage the display.
Step 3. Disconnect the backlight power supply cable connector from J4 on the 
main PCB.
Step 4. Disconnect the keypad ribbon cable connector from J6...

Front Case Disassembly/Reassembly Procedures
50Chapter 6 - Disassembly/Reassembly Guide
Removing the LCD Assembly  
Warning
High voltage is generated by the LCD backlight driver. Do not operate the 
monitor with the covers open.
The Display Kit (M2922-64004) comes with a replacement display window, 
which should be replaced when the LCD assembly is replaced.
Step 1. Use a Phillips-head screwdriver to unfasten the four corner screws.
Step 2. Remove the LCD assembly, providing access to the display...

Front Case Disassembly/Reassembly Procedures
Chapter 6 - Disassembly/Reassembly Guide
51
Step 3. Remove the display window by carefully prying up one corner and 
then peeling back.
Replacing the LCD Assembly  
Step 1. Fit the new display window with its gasket to the inside of the front 
bezel. The display window comes with its own double sided adhesive.
Step 2. Position the LCD assembly so that the holes in each corner align with 
the four screw mounts on the inside of the front bezel.
Step 3. Using a...

Front Case Disassembly/Reassembly Procedures
52Chapter 6 - Disassembly/Reassembly Guide
Replacing the Main PCB Assembly 
Step 1. If the LCD assembly has been removed, first replace it. (See “Replacing 
the LCD Assembly” on page 51).
Note—There are two notches on the main PCB, used for location 
purposes. One is at the patient connector panel end, and the other is on 
the opposite end. There are two corresponding guides in the front cover.
Step 2. Align the location notch at the patient connector end of...

Front Case Disassembly/Reassembly Procedures
Chapter 6 - Disassembly/Reassembly Guide
53
Step 7. Reconnect the backlight power supply connector to J4 on the main 
PCB. It is only possible to fit the connector one way round.
Step 8. Reconnect the keypad ribbon connector by inserting the ribbon cable 
fully into the connector at J6 on the main PCB through the locking 
cap which was left loosely fitted to the connector during disassembly. 
Slide the locking cap forward to secure the ribbon cable.
Notch
&...

Front Case Disassembly/Reassembly Procedures
54Chapter 6 - Disassembly/Reassembly Guide
Removing the Keypad 
The keypad is attached to a recess in the front cover assembly by an integral 
double sided adhesive.
Step 1. From the face of the front bezel, carefully pry up one corner of the 
keypad, then peel it away from the front cover.
Note—The keypad is made up of a number of different layers, which may 
separate during removal. Ensure that all layers are removed completely 
before a replacement is...

Rear Case Disassembly Procedures
Chapter 6 - Disassembly/Reassembly Guide
55
Rear Case Disassembly Procedures
This section describes the items that may be removed/replaced on the rear case 
assembly of the monitor. First separate the front and rear assemblies as described 
in the section “Separation of Front and Rear Case Assemblies” on page 45.
Removing the Rear Connector PCB and the Interface Board    
The interface PCB is connected at right angles to the rear connector PCB, and is 
separable from it....

Rear Case Disassembly Procedures
56Chapter 6 - Disassembly/Reassembly Guide
Removing the Interface PCB from the Rear Connector PCB  
Step 1. Using a Phillips-head screwdriver, remove the two screws on the 
connector side of the connector PCB.
Step 2. Separate the two boards by disconnecting the two multi-pin 
connectors at J1 and J2 on the rear connector PCB. Ensure that you 
pull straight, with no twisting action, so that the pins do not get bent.
Replacing the Interface PCB on the Rear Connector PCB...

Rear Case Disassembly Procedures
Chapter 6 - Disassembly/Reassembly Guide
57
Replacing the Rear Connector/Interface PCB Assembly
Step 1. Place the rear connector/interface PCB assembly into the dedicated 
recess inside the rear case assembly. See that the RS-232, parallel and 
power supply connectors fit into their respective slots in the rear case.
Step 2. From outside the rear case, use a 3/16 socket driver to refit the two 
standoff fasteners of the RS-232 connector, and the two standoff 
fasteners of...

Rear Case Disassembly Procedures
58Chapter 6 - Disassembly/Reassembly Guide
Removing the Handle 
Each end of the handle is a friction fit on a cross-shaped boss.
Step 1. Use flat-bladed screwdriver to carefully pry one end of the handle.
Step 2. When the end of the handle has begun to loosen from the boss, use the 
same technique to begin to pry up the other end.
Step 3. Alternately apply this prying action between each end of the handle 
until the handle is free of the rear case.
Removing the Foot...