ValueJet 1304 Service manual
4-89 AP-74109 Rev 1.1
2. Replace the power cable between CNT - JC and serial cable between MAIN - CNT.
3. Remove the screw retaining the heater junction board (cup screw M3
× 6, white: 4).
4. Replace the heater junction board.
5. To remove the unit, reverse the removal procedure.
21 J23 - - - Unused
22 J24 - - - Unused
表 4-101
No. Part name
1 Heater junction board
assembly
2
Heater junction assembly
screw
(cup screw M3
× 6, white)
Table 4-100 Connectors to Heater junction board
No. Connector
No.
# of
pins
Color Connect to Remarks
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