Sony STR-DA6400ES Service Manual page 5

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UPDATE OF SOFTWARE OF IC2513 ON THE CONTROL BOARD, IC3610 ON THE D VIDEO BOARD AND IC5208
ON THE DSP BOARD
Perform operation of the following when the update of software of the IC2513 on the CONTROL board, IC3610 on the D VIDEO board
and IC5208 on the DSP board are necessary.
• IC2513 on the CONTROL board, IC3610 on the D VIDEO board and IC5208 on the DSP board
Connect:
for PC
Procedure:
1. Connect J1499 on the MAIN board and PC by using the RS-232C cable.
2. Turn on the main power.
3. The update is executed by using PC.
4. When the update ends, turn off the main power.
5. Remove the RS-232C cable from the J1499 on the MAIN board and PC.
ERROR MESSAGES
If there is a malfunction, the display shows a code of two numbers and a message. You can check the condition of the system by the message.
Refer to the following table to solve the problem.
messages
PROTECTOR
TE
L 13942296513
POWER AMP BLOCK SERVICE POSITION
In checking the Power AMP block, prepare jig (extension cable J-2501-291-A: 2 mm Pitch, 12 cores, Length 300 mm/J-2501-311-A: 2 mm
Pitch, 15 cores, Length 300 mm).
A-CLASS AMP board
(CN1504)
insulating sheet
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Connect the extension jig (J-2501-291-A)
.
to the A-CLASS AMP board (CN1504)
and E-VOL board (CN1201).
http://www.xiaoyu163.com
J1499
cause and response
Irregular current is output to the speakers, or the upper panel of the receiver is covered with something.
The receiver will automatically turn off after a few seconds. Cheack the speakers connection and turn
on the power again.
power AMP Block
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8
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3 6 7 1 3 1 5
A-CLASS AMP board
(CN1505)
Connect the extension jig (J-2501-311-A)
to the A-CLASS AMP board (CN1505)
and E-VOL board (CN1202).
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.
STR-DA6400ES
9 4 2 8
0 5 8 2 9 9 4 2 8
E-VOL board
(CN1206)
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E-VOL board
(CN1201)
9 9
9 9
5