Sony STR-DE897 Service Manual ▷ View online
9
STR-DE897
2-4. DIGITAL BOARD
6
1
CNP506
2
CNP510
3
CNP507
4
CNS502
5
CNS501
7
DIGITAL board
1
CNP804
2
CNP905
6
STBY board
3
CNP810
4
CNP815
5
three screws
(+BVTP 3 x 6)
2-5. STBY BOARD
10
STR-DE897
9
MAIN board
1
CNP810
2
CNP804
3
CNP802
4
CNP908
5
two screws
(+BVTP 3 x 6)
6
screw
(+BVTP 3 x 6)
7
two screws
(+BVTP 3 x 6)
8
two screws
(+BVTP 3 x 6)
2-6. MAIN BOARD
11
STR-DE897
SECTION 3
TEST MODE
FACTORY PRESET MODE
* All preset contents are reset to the default setting.
* Procedure:
* Procedure:
While depressing the [FM MODE] and the [DISPLAY] buttons
simultaneously, press the
simultaneously, press the
?/1
button to turn on the main power.
The message “FACTORY” appears for a moment and the present
contents are reset to the default values.
contents are reset to the default values.
AM CHANNEL STEP 9 kHz/10 kHz SELECTION
MODE (US, Canadian, E2 model only)
MODE (US, Canadian, E2 model only)
* Either the 9 kHz step or 10 kHz step can be selected for the AM
channel step.
* Procedure:
Turn the [INPUT SELECTOR] control to set AM and press the
?/1
button to turn off the main power.
While depressing the [PRESET TUNING +] button or the
[TUNING +] button, press the
[TUNING +] button, press the
?/1
button to turn on the main
power.
Either the message “9k STEP” or “10k STEP” appears for a
moment and select the desired step.
Either the message “9k STEP” or “10k STEP” appears for a
moment and select the desired step.
SPEAKER SIZE SELECTION MODE
* Either the normal speaker or micro satellite speaker can be se-
lected.
* Procedure:
While depressing the [DIMMER] button, press the
?/1
button to
turn on the main power.
Either the message “NORM. SP.” or “MICRO SP.” appears for a
moment and select the desired speaker size.
Either the message “NORM. SP.” or “MICRO SP.” appears for a
moment and select the desired speaker size.
FLUORESCENT INDICATOR TUBE TEST MODE
* All fluorescent segments are tested.
When this test is activated, all segments light on at the same
time, then each segment lights on one after another.
time, then each segment lights on one after another.
* Procedure:
While depressing the [TUNING ---] and the [SPEAKERS $OFF/A/
B/A+B%] buttons simultaneously, press the
B/A+B%] buttons simultaneously, press the
?/1
button to turn on
the main power.
1. ALL segments light on.
[2CH], [A.F.D.], [MOVIE], [MUSIC], [MULTI CHANNEL DECOD-
ING], [VIDEO 1], [VIDEO 2], [VIDEO 3], [DVD], [TV/SAT], [MD/
TAPE], [SA-CD/CD], [TUNER FM/AM] and [PHONO] LED light
on.
ING], [VIDEO 1], [VIDEO 2], [VIDEO 3], [DVD], [TV/SAT], [MD/
TAPE], [SA-CD/CD], [TUNER FM/AM] and [PHONO] LED light
on.
2. Turn the [INPUT SELECTOR] control by 1 step clockwise, con-
firm display.
[A.F.D.], [MUSIC], [MULTI CHANNEL DECODING], [VIDEO 2],
[VIDEO 3], [TV/SAT], [SA-CD/CD] and [PHONO] LED light on.
[VIDEO 3], [TV/SAT], [SA-CD/CD] and [PHONO] LED light on.
3. Turn the [INPUT SELECTOR] control by 1 step clockwise, con-
firm display.
[2CH], [MOVIE], [VIDEO 1], [DVD], [MD/TAPE] and [TUNER FM/
AM] LED light on.
AM] LED light on.
4. Turn the [INPUT SELECTOR] control by 1 step clockwise, all
segments and all LEDs light off.
5. Every turning the [INPUT SELECTOR] control turns on each
segment and LED one after another in the same order.
SOUND FIELD CLEAR MODE
* The preset sound field is cleared when this mode is activated.
Use this mode before returning the product to clients upon
completion of repair.
completion of repair.
* Procedure:
While depressing the [2CH] button, press the
?/1
button to turn
on the main power.
The message “SF. INITIALIZE” appears for a moment and ini-
tialization is performed.
The message “SF. INITIALIZE” appears for a moment and ini-
tialization is performed.
SOFTWARE VERSION DISPLAY MODE
* The software version is displayed.
* Procedure:
* Procedure:
While depressing the [TUNING ---] and the [DISPLAY] buttons
simultaneously, press the
simultaneously, press the
?/1
button to turn on the main power.
The model name, destination and the software version are dis-
played for a moment.
played for a moment.
KEY CHECK MODE
* Button check
* Procedure:
* Procedure:
While depressing the [TUNING ---] and the [MAIN MENU] buttons
simultaneously, press the
simultaneously, press the
?/1
button to turn on the main power.
Either the message “REST 21” appears.
Every pressing of any button other than the
Every pressing of any button other than the
?/1
counts down
the buttons. The buttons which are already counted once are not
counted again. When all buttons are pressed “REST 00” appears.
counted again. When all buttons are pressed “REST 00” appears.
COMMAND MODE SELECTION MODE
* The command mode (AV1 or AV2) of the remote commander
can be selected.
* Procedure:
While depressing the [ENTER] button, press the
?/1
button to
turn on the main power.
Either the message “C.MODE.AV1” or “C.MODE.AV2” appears
for a moment and select the desired mode.
Either the message “C.MODE.AV1” or “C.MODE.AV2” appears
for a moment and select the desired mode.
L
SW
C
R
SL
S
SR
SBL SB SBR
LFE
SP. A SP. B
SLEEP
A.DIRECT
NIGHT MODE
PROLOGIC IIx 96/24 NEO:6
kHz MHz D.ASSIGN STEREO
RDS
MULTI CH IN 12 EQ D.RANGE
DIGITAL EX
DTS-ES MPEG -2 AAC
OPT COAX MONO
D D
D D
D D
dB
ft.
m
MEMORY
L
SW
R
S
SB
LFE
A
SLEEP
A.DIRECT
NIGHT MODE
PROLOGIC x
EQ DIGITAL
D D
D D
D D
96/24
Hz
RDS
-2 AAC
OPT
MONO
m
12
STR-DE897
SECTION 4
DIAGRAMS
4-1. IC PIN DESCRIPTIONS
• IC1501 CXD9718Q (DSP) (DIGITAL Board (2/3))
Pin No.
Pin Name
I/O
Pin Description
1
VSS
—
Ground
2
XRST
I
Reset signal input from SYSTEM CONTROL IC
3
EXTIN
I
Not used (Connect to ground)
4
LRCKI3
I
Not used (Connect to ground)
5
VDDI
I
Power supply pin (+2.6 V)
6
BCKI3
I
Not used (Connect to ground)
7
PLOCK
O
Not used (Open)
8
VSS
—
Ground
9
MCLK1
I
Clock signal input (13.5 MHz)
10
VDDI
I
Power supply pin (+2.6 V)
11
VSS
—
Ground
12
MCLK2
O
Clock signal output (13.5 MHz)
13
MS
I
Not used (Fixed at L)
14
SCKOUT
O
Internal system clock signal output for 2CH/6CH DAC IC
15
LRCKI1
I
Sampling clock signal input from ADC IC
16
VDDE
I
Power supply pin (+3.3 V)
17
BCKI1
I
Bit clock signal input from ADC IC
18
SDI1
I
Audio IF data input from ADC IC
19
LRCKO
O
Sampling clock signal output for 2CH/6CH DAC IC
20
BCKO
O
Bit clock signal output for 2CH/6CH DAC IC
21
VSS
—
Ground
22
KFSIO
I/O
Audio clock signal (384fs/256fs) input/output for DIR IC
23 to 25
SDO1 to SDO3
O
Digital audio serial data output for 6CH DAC IC
26
SDO4
O
Digital audio serial data output for 2CH DAC IC
27
SPDIF
O
Not used (Open)
28
LRCKI2
I
Sampling clock signal input from ADC IC
29
BCKI2
I
Bit clock signal input from ADC IC
30
SDI2
I
Digital audio serial data input from DIR IC
31
VSS
—
Ground
32
HACN
O
Acknowledge signal output for SYSTEM CONTROL IC
33
HDIN
I
Serial data input from SYSTEM CONTROL IC
34
HCLK
I
Clock signal input from SYSTEM CONTROL IC
35
HDOUT
O
Serial data output for SYSTEM CONTROL IC
36
HCS
I
Chip select signal input from SYSTEM CONTROL IC
37
GP12
I
GP12 signal input from SYSTEM CONTROL IC
38, 39
GP13, GP14
O
Not used (Open)
40
VDDI
I
Power supply pin (+2.6 V)
41
VSS
—
Ground
42
GP15
O
Not used (Open)
43
OE0
O
Not used (Open)
44
CS0
O
External memory chip select signal output for D/A converter IC (SRAM)
45
WE0
O
SRAM write enable signal output for D/A converter IC
46
VDDE
I
Power supply pin (+3.3 V)
47
WMD1
I
Not used (Fixed at H)
48
VSS
—
Ground
49
WMD0
I
Not used (Fixed at H)
50
PAGE2
O
Not used (Open)
51
VSS
—
Ground
52, 53
PAGE1, PAGE0
O
Not used (Open)
54
BOOT
I
Not used (Connect to ground)
55
TST1
O
Not used (Open)
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