4-6-2. IF-1278 Board
Preparation
1. Remove the inside panel assembly. (Refer to“4-2. Inside Panel Assembly”)
2. Remove the outside panel assembly. (Refer to“4-3-1. Outside Panel Assembly”)
3. Remove the front assembly. (Refer to“4-5. Front Assembly”)
4. Remove the front panel assembly. (Refer to“4-6-1. OHB Assembly”)
Procedure
1. Disconnect the four fine-wire coaxial cables from the four connectors (CN001, CN002, CN003, CN005) on the
IF-1278 board.
IF-1278 board
Fine-wire coaxial cable
Fine-wire coaxial cable
Fine-wire coaxial cables
CN003
CN001
CN005
CN002
2. Remove the four screws, and draw the IF-1278 board.
3. Disconnect the harness from the connector (CN004) on the IF-1278 board.
CN004
Harness
IF-1278 board
PSW2 x 5
4. Install the removed parts by reversing the steps of removal.
HDC4300
4-20
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