STR-DG900 - Sony Audio Service Manual (repair manual). Page 3

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3
STR-DG900
SAFETY-RELATED  COMPONENT  WARNING!!
COMPONENTS  IDENTIFIED  BY  MARK  
0
  OR  DOTTED  LINE
WITH  MARK  
0
  ON  THE  SCHEMATIC  DIAGRAMS  AND  IN
THE  PARTS  LIST  ARE  CRITICAL  TO  SAFE  OPERATION.
REPLACE  THESE  COMPONENTS  WITH  SONY  PARTS  WHOSE
PART  NUMBERS  APPEAR  AS  SHOWN  IN  THIS  MANUAL  OR
IN  SUPPLEMENTS  PUBLISHED  BY  SONY.
ATTENTION AU COMPOSANT AYANT RAPPORT
 À LA SÉCURITÉ!!
LES COMPOSANTS IDENTIFIÉS PAR UNE MARQUE 
0
 SUR LES
DIAGRAMMES SCHÉMATIQUES ET LA LISTE  DES PIÈCES
SONT CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT.
NE REMPLACER CES COMPOSANTS QUE PAR DES PIÈCES
SONY DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL
OU DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY.
MODEL IDENTIFICATION
— BACK PANEL —
Part No.
MODEL
PART No.
CND
2-666-932-9s
• Abbreviation
CND : Canadian model
ASSIGNABLE
(INPUT ONLY)
DVD
IN
COAXIAL
SA-CD/
CD
IN
OPTICAL
VIDEO 1
IN
TV/SAT
IN
MD/
TAPE 
IN
MD/
TAPE 
OUT
SIGNAL GND
DIGITAL
XM
ANTENNA
AM
TV/SAT
AUDIO IN
VIDEO IN
S-VIDEO
IN
DVD
AUDIO IN
VIDEO IN
S-VIDEO
IN
R
L
AUDIO
VIDEO
V
PHONO
IN
SA-CD/CD
L
R
L
R
MULTI CH IN
OUT
IN
L
R
FRONT
SURROUND
L
R
SURR
BACK
IN
MD/TAPE
ASSIGNABLE
IN 1
IN 2
MONITOR 
OUT
HDMI
CN5003
JIG (J-2501-299-A)
NOTE OF HANDLING THE HDMI RE BOARD (Part
No. A-1193-890-A)
When the HDMI RE board is replaced by a repair for a fee, throw
away the HDMI RE board after obtaining consent of not returning
of the HDMI RE board to the customer. When throwing away the
HDMI RE board, be sure to throw away after destroying IC5004
and IC5005 physically with the hammer etc.
UPDATE OF SOFTWARE OF THE HDMI
CONTROLLER (IC5006)
Connect:
Procedure:
1. Connect CN5003 on the HDMI RE Board with Jig (part no.: J-
2501-299-A) by using FFC. Connect Jig Board with PC by
using RS232 cross cable.
2. Set the SW5002 of Jig Board HIGH side.
3. Activate SPECIAL MENU MODE by pressing  ?/1  button to
turn on the main power while holding [TUNING MODE] and
[INPUT MODE] button. The message “SPECIALIZED” appears.
4. Use [TONE +/--] knob to select HDMI UPDATE OFF in
SPECIAL menu. Change “HDMI UPDATE OFF” to “HDMI
UPDATE ON” by using [TUNING +/--] knob.
5. Push reset switch (SW5001) of the jig.
6. Boot the “FlashSta.exe” of update application distributed with
the manual.
7. Select “Baud rate=19200” and “Program_intervals=40”.
8. Select “Select Program=Internal flash memory” and
“RS232C=using com port”.
9. Click “Refer” and select mot file. Set “ID=FF FF FF FF FF FF
FF”.
10. Select “MCU Type=M16C/20 62”.
11. Click “E.P.R” to start update software.
12. To check the HDMI controller software version, use
[TONE +/--] knob to select HDMI VER X.XX in SPECIAL menu.
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