Led Boards And Collector Plates - Zenith ZVM-133-TC Service Manual

LED Boards and Collector
Plates
1. Remove the back cover (10).
2. Remove the top cover (20).
3. Remove the four screws (168) which secure the
cabinet front to the right and left chassis CRT
mounting plates.
4. Pull the cabinet front forward to the point where
it is held by the cables only and then lean it face
down, away from the CRT.
5. Remove the specific LED board or collector plate.
Horizontal (top) Collector Plate (157)
a. Disconnect the cable connector from the logic
board.
b. Remove the four screws (169) which secure the
collector plate at the top of the monitor.
c. Carefully bring the collector plate forward and
out of the plastic holder (162).
NOTE: Observe the placement of insulators (181) and
spacers (179) and install them in the same place dur-
ing reassembly.
Vertical (side) Collector Plate (156)
a. Remove the logic board (65).
b. Remove the two screws (180) which secure the
collector plate at the front of the CRT.
Disassembly/Reassembly
c. Remove the two screws (169) which secure the
collector plate to the right chassis CRT mount-
ing plate.
d. Carefully bring the collector plate forward and
out of the plastic holder (162).
NOTE: Observe the placement of insulator (181) and
install it in the same place during reassembly.
Horizontal (bottom) LED Board (159)
a. Remove the two screws (180) which secure the
board at the face of the CRT.
b. Carefully pull the board forward away from the
CRT and disconnect the board connector from
the logic board.
c. Disconnect the connector from the cable to the
vertical (side) LED board (160).
NOTE: During reassembly, make sure that the board
is slid straight back, all the way into its retaining slot,
and tightened securely to maintain touch control align-
ment.
Vertical (side) LED Board (160)
a. Remove the vertical LED board.
b. Remove the two screws (180) which secure the
board at the face of the CRT.
c. Slide the board out of its retaining slot.
NOTE: During reassembly, make sure that the board
is slid straight back, all the way into its retaining slot,
and tightened securely to maintain touch control align-
ment.
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