STR-DA7100ES - Sony Audio Service Manual (repair manual). Page 7

7

OPERATION  CHECK  OF  BOARDS  ON  THE  MOTHER  COM  BOARD
The boards connected to the MOTHER COM board via the connectors can be operated using the jig with the boards disconnected from the
MOTHER COM board.
In such a case, for the board with the bracket (back panel), remove the board together with teh bracket from the MOTHER COM board,
and connect the bracket to the chassis using a cable attached with alligator clips for GND connection.

Board

Ref. No. of connector

Pitch/Pin

Part No. of jig

Each board

MOTHER COM board

DIGITAL board

CN2003

CN2006

1.25 mm/21 pin

J-2501-208-A

CN2011

CNS805

1.25 mm/20 pin

J-2501-260-A

CN2012

CN2004

1.25 mm/18 pin

J-2501-259-A

ILINK board

CN3003

CN5207

1.25 mm/20 pin

J-2501-260-A

CN3004

CN5208

1.25 mm/16 pin

J-2501-258-A

D-AMP board

CN1403

CN5216

1.25 mm/6 pin

J-2501-261-A

CN1406

CN5215

1.25 mm/6 pin

J-2501-261-A

CN1410

CN1412

1.25 mm/8 pin

J-2501-275-A

CN1411

CN1413

1.25 mm/12 pin

J-2501-276-A

jig

board

alligator clip

UPDATE  OF  SOFTWARE  OF  THE  HDMI  CONTROLLER  (IC3209)
Perform operation of the following when the update of software of the HDMI controller (IC3209) is necessary.

JIG (J-2501-281-A)

CN3204

Procedure:
1. Connect CN3204 on the ILINK board and PC by using jig (Part No. : J-2501-281-A)
2. Boot the “Upgrade3” of update application distributed with the manual.
3. Select the item of  “COM PORT No” and  “V-BAUD RATE”.
4. Click the “FILE SELECT” and select the file that wants to be updated.
5. “Update Information” is displayed, and update by clicking “START”.
6. When the update ends, the set is initialized.