Text preview for : 50H0000277 - FBT exchange.pdf part of PANASONIC TX-29PM1P SERVICE MANUAL



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SERVICE DIRECTION
For exchanging FBT in CP-521F chassis
Please use below service direction during exchange FBT: to without bleeder resistor.
FBT type with bleeder resitor 1302.2001B w/o bleeder resistor 1302.2001C

In this case should be applied special Bridge PCB and correct software version for improving spot problem. Step for exchanging FBT:
No
1.

Action Open Back Cover and change FBT. Connect correctly H/V, Screen and Focus wires. Find connector P501 and take out from Main and CRT PCBs (board in type).

Part Desc. 1302.2001C [50H0000277] BIC-05T-25T+ULW=500 [4850705N14]

Remark -

2.

3.

Insert and solder new CONNECTOR to loc. P501 of Main PCB.

YH025-05+YST250+ULW=500 [4950705008]

4.

Insert and solder Bridge PCB to loc. P501A of CRT PCB (polarity as show on the picture). Connect new Connector from loc. P501 to Conn Wafer loc. PK02 (Bridge PCB).

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5.

Insert connector PK03 (Bridge PCB) to loc. R850 (+8V line Main PCB).

AWG22 7/0.26 BK 5-500-5 [WP0BK5015]

Use hole of R850 for connect connector PK03

6.

Use Tie Cable to ass'y connectors as show on the photo.

NYLON66 DA100 [4856812001]

Tie Cable 1

Tie Cable 2

7.

Updata the software version

Updating method and correct software version ­ pls see:

8.

Before closing Back Cover set must be readjust (screen, focus etc.)

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