Sharp LC-20AV7U Service Manual - Page 6

CABINET DISASSEMBLY INSTRUCTIONS NOTE: CBA AND PWB MEANS PRINTED WIRING BOARD. [ LC-20AV7U ] 1. Disassembly Flowchart This flowchart indicates the disassembly steps for the cabinet parts, and the CBA in order to gain access to item(s) to be serviced. When reassembling, follow the steps in reverse order. Bend, route and dress the cables as they were. [5] Function CBA [4] Rear Cabinet [1] Base Plate [12] Junction-A CBA [13] Junction-B CBA [14] Speaker (s) [6] Tilt Stand Holder [8] Jack Holder [9] DTV Module CBA Unit [2] Stand Arm Assembly [3] Stand Cover [7] IR Sensor CBA [10] Main CBA [11] LCD Module [15] Front Cabinet 2. Disassembly Method Removal Step/ Remove/*Unhook/ Loc. No. Part Fig. No. Unlock/Release/ Unplug/Unclamp/ Note Desolder [1] Base Plate D1 4(S-1), 7(S-2) --- [2] Stand Arm Assembly D1 6(S-3) --- [3] Stand Cover D1 --- [4] Rear Cabinet D1 9(S-4), (S-5), (S-6) --- [5] Function CBA D2 D3 5(S-7), *CL1107 --- [6] Tilt Stand Holder D2 2(S-8) --- Removal Step/ Loc. No. Part Remove/*Unhook/ Fig. No. Unlock/Release/ Unplug/Unclamp/ Note Desolder [7] IR Sensor CBA D2 D3 (S-9), *CL1104 --- [8] Jack Holder D2 (S-10) --- 8(S-11), *CL801, DTV [9] Module CBA Unit *CL802, *CN61, D2 *CN62, *CN401, D3 *CN402, *CN403, *CN1201, *CN1202, --- Module PCB Holder [10] Main CBA D2 D3 --- [11] LCD Module D2 11(S-12) --- [12] Junction-A CBA D2 Desolder --- [13] Junction-B CBA D2 Desolder --- [14] Speaker (s) D2 4(S-13), Speaker Holder (s) --- [15] Front Cabinet D2 --- ↓ ↓ ↓ ↓ ↓ (1) (2) (3) (4) (5) Note: (1) Order of steps in procedure. When reassembling, follow the steps in reverse order. These numbers are also used as the Identification (location) No. of parts in figures. (2) Parts to be removed or installed. (3) Fig. No. showing procedure of part location (4) Identification of parts to be removed, unhooked, unlocked, released, unplugged, unclamped, or desoldered. P = Spring, L = Locking Tab, S = Screw, CN = Connector * = Unhook, Unlock, Release, Unplug, or Desolder e.g. 2(S-2) = two Screws (S-2), 2(L-2) = two Locking Tabs (L-2) (5) Refer to the following "Reference Notes in the Table." 4-1 A7144_45DC