Sony STR-DA2000ES / STR-DB2000 Service Manual ▷ View online
6
STR-DA2000ES/DB2000
D. AMP BOARD SERVICE POSITION
1
Remove the case (Refer to page 10).
2
Remove the switching regulator (Refer to page 10)
3
Remove the main block (Refer to page 10).
4
Set the switching regulator to the main block.
5
Set the main block at the shown in the figure.
D. AMP board
(bottom view)
(bottom view)
main block
rear panel
D. AMP board
(CN1901)
(CN1901)
digital board
(CN2006)
(CN2006)
Connect jig
(extension cable J-2501-019-A)
to the digital board (CN2006)
and D. AMP board (CN1901)
(extension cable J-2501-019-A)
to the digital board (CN2006)
and D. AMP board (CN1901)
In checking the digital board, prepare jig (extension cable J-2501-019-A: 1.25 mm Pitch,
25 cores, Length 300 mm).
25 cores, Length 300 mm).
DIGITAL BOARD SERVICE POSITION
Ver. 1.3
7
STR-DA2000ES/DB2000
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 message.
Refer to the following table to solve the problem.
Refer to the following table to solve the problem.
messages
check code
cause and response
DECODE ERROR
01
Appears when the signal which the receiver can not decode
(example DSD-CD) is input when “DEC. PRI.” in the CUSTOM
IZE menu is set to “PCM”. Set to “AUTO”.
(example DSD-CD) is input when “DEC. PRI.” in the CUSTOM
IZE menu is set to “PCM”. Set to “AUTO”.
PROTECTOR
11
Irregular current output to the speakers. Turn off the receiver and
check the speaker connection. Then turn on the power again. Be
comes this display, When short current flowed with breakage of
the power MOS, or when detection resistor becomes open in
connection with it.
check the speaker connection. Then turn on the power again. Be
comes this display, When short current flowed with breakage of
the power MOS, or when detection resistor becomes open in
connection with it.
PROTECTOR
12
The amplifier section is overheated. Turn off the receiver and
check that the ventilation hole is not covered. Leave the receiver
for a while and turn on the power again.
check that the ventilation hole is not covered. Leave the receiver
for a while and turn on the power again.
PROTECTOR
13
The power supply section is overheated. Turn off the receiver and
check that the ventilation hole is not covered. leave the receiver
for a while and turn on the power again.
check that the ventilation hole is not covered. leave the receiver
for a while and turn on the power again.
PROTECTOR
21
DC between speaker terminal is detected (abnomalities such as
DSD 0DATA and signal clip can be considered). Turn off the
receiver and check the speaker connection. Then turn on the power
again.
DSD 0DATA and signal clip can be considered). Turn off the
receiver and check the speaker connection. Then turn on the power
again.
PROTECTOR
22
Two defects a e considered, when current detection of a switching
power supply operated by the super fluous speaker, +B power
supply shut down or when the power MOS broke and +B line
short. Turn off the receiver and check the speaker connection.
Then turn on the power again.
power supply operated by the super fluous speaker, +B power
supply shut down or when the power MOS broke and +B line
short. Turn off the receiver and check the speaker connection.
Then turn on the power again.
Ver 1.2
8
STR-DA2000ES/DB2000
SECTION 2
GENERAL
This section is extracted from
instruction manual.
instruction manual.
LOCATION OF CONTROLS
– Front Panel –
Main unit
A.F.D. qd
DISPLAY 7
Display 5
INPUT MODE 8
INPUT SELECTOR 0
IR receptor 1
IR receptor 1
MAIN MENU 3
MASTER VOLUME
−/+ 9
MEMORY/ENTER 4
MENU w;
MENU w;
MOVIE qs
MULTI CHANNEL DECODING
indicator 6
MUSIC qa
PHONES jack wa
PRESET TUNING
−/+ qj
SPEAKERS ws
SURR BACK DECODING qg
TUNING
TUNING
−/+ qh
VIDEO 3 INPUT jacks ql
2CH qf
−/+ qk
?/1 (power) 2
−/+ qk
?/1 (power) 2
ALPHABETICAL ORDER
NUMBERS AND SYMBOLS
2
8
9
6
5
3
4
7
1
ql
ws
wa w;
qk
qj
qh
qg qf qd qs qa
q;
9
STR-DA2000ES/DB2000
• This set can be disassembled in the order shown below.
3-1.
DISASSEMBLY FLOW
SECTION 3
DISASSEMBLY
SET
3-2. CASE
(Page 9)
3-4. SWITCHING
REGULATOR
(Page 10)
(Page 10)
3-5. MAIN BLOCK
(Page 10)
3-6. DIGITAL BOARD
(Page 11)
3-7. D. AMP BOARD
SECTION
(Page 11)
(Page 11)
3-3. FRONT PANEL
SECTION
(Page 9)
(Page 9)
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