Sub-Zero 601R-2 Technical & Service Manual page 88

Component Access / Removal
Control Board (All Models except 685-2, 695-2)
NOTE: Model 685-2, 695-2 control board access and
removal is covered later in this section.
The control board is held in position by two sets of tabs
behind the left side of the control panel assembly. The
two forward tabs position the LCD in the control panel
window, while the other two tabs secure the middle of
the control board. The control board is then shielded by
a control enclosure, and concealed by the light diffuser.
To remove the control board, the light diffuser must first
be removed, then (See Figures 7-40 and 7-41):
1. Extract screws securing control enclosure to ceiling
of compartment.
2. Lower back of enclosure while pulling it toward rear
of unit.
3. Disconnect all electrical leads attached to control
board.
NOTE: Observe orientation of membrane switch
ribbon cable so it can be reconnected correctly.
4. Expand the two tabs at middle of control board out-
ward while pulling back of board down slightly.
5. Expand the two forward tabs outward that hold LCD
in position
6. Pull control board down and toward rear of unit.
#3758407 - Revision B - August, 2006
Built-In
Built-In
(600-
(600-
Evaporator
Fan Shroud
Figure 7-40. View of Compartment Top
Tab
Figure 7-41. Control Board
7-18
Series
Series
2
2
)
)
Control Panel Assy
LCD
Control Enclosure
Evaporator Cover
Forward Tabs
Control Board
Ribbon
Cable
Tab