Sony STR-DE895 / STR-DE995 Service Manual ▷ View online
13
STR-DE895/DE995
SECTION 3
TEST MODE
FACTORY PRESET MODE
* All preset contents are reset to the default setting.
* Procedure:
* Procedure:
While depressing the [MOVIE] and the [MAIN MENU] buttons
simultaneously, press the
simultaneously, press the
?/1
button to turn on the main power.
The message “MEMORY CLEARING” and “MEMORY
CLEARED!” appears for a moment and the present contents are
reset to the default values.
CLEARED!” appears for a moment and the present contents are
reset to the default values.
AM CHANNEL STEP 9 kHz/10 kHz SELECTION
MODE (Except Mexican model)
MODE (Except Mexican model)
* Either the 9 kHz step or 10 kHz step can be selected for the AM
channel step.
* Procedure:
While depressing the [PRESET TUNING +] button or the [TUNING
+] button, press the
+] button, press the
?/1
button to turn on the main power.
Either the message “AM 9kHz Step” or “AM 10kHz Step”
appears for a moment and select the desired step.
appears for a moment and select the desired step.
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 [SB DECODING] (DE895), the [SURR BACK
DECODING] (DE995) and the [DISPLAY] buttons simultaneously,
press the
DECODING] (DE995) and the [DISPLAY] buttons simultaneously,
press the
?/1
button to turn on the main power.
1. ALL segments light on.
[MULTI CHANNEL DECODING], [VIDEO 1], [VIDEO 2], [VIDEO
3], [DVD] and [TV/SAT] LED light on.
3], [DVD] and [TV/SAT] LED light on.
2. Press the [DIMMER] button, confirm display.
[SURR BACK DECODING], [MD/TAPE], [CD/SACD], [TUNER FM/
AM] and [PHONO] LED light on.
AM] and [PHONO] LED light on.
3. Press the [DIMMER] button, confirm display.
[2CH], [A.F.D.], [MOVIE] and [MUSIC] LED light on.
4. Press the [DIMMER] button, all segments and all LEDs light on.
5. Every pressing the [DIMMER] button turns on each segment and
LED one after another in the same order.
SLEEP SP.A SP.B NIGHT
MULTI
IN
CH A.DIRECT D.RANGE EQ NEO:6 MPEG
RDS
STEREO
OPT
COAX
D.ASSIGN
-2AAC
2
2
1
CH
MODE
DIGITAL EX
PRO LOGIC
DTS
-ES
MONO
MEMORY
96/24
I I
SW
L
C
R
SL
LFE
S SR
SBL SB SBR
D D
D D
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 “S.F. Initialize” appears for a moment.
The message “S.F. Initialize” appears for a moment.
SOFTWARE VERSION DISPLAY MODE
* The software version is displayed.
* Procedure:
* Procedure:
While depressing the [A.F.D.] and the [DISPLAY] buttons
simultaneously, press the
simultaneously, press the
?/1
button to turn on the main power.
The model name, the destination and the software version are
displayed for a moment.
displayed for a moment.
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 “COM MODE [AV1]” or “COM MODE
[AV2]” appears for a moment and select the desired mode.
Either the message “COM MODE [AV1]” or “COM MODE
[AV2]” appears for a moment and select the desired mode.
14
STR-DE895/DE995
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
PLL lock signal output for SYSTEM CONTROL IC
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
O
GP12 signal output for 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)
15
STR-DE895/DE995
Pin No.
Pin Name
I/O
Pin Description
56
BST
I
Boot stop signal input from SYSTEM CONTROL IC
57
MOD1
I
Operation mode signal input (L: 386fs, H: 256fs) (Fixed at H)
58
MOD0
I
Operation mode signal input (L: single chip mode, H: use prohibited) (Fixed at L)
59
EXLOCK
I
Error detection signal input from DIR IC
60
VDDI
I
Power supply pin (+2.6 V)
61
VSS
—
Ground
62, 63
A17, A16
O
Not used (Open)
64 to 66
A15 to A13
O
External memory address signal output for D/A converter IC (SRAM)
67
GP10
O
Not used (Open)
68
GP9
O
GP9 signal output for SYSTEM CONTROL IC
69
GP8
I
Audio signal input from DIR IC
70
VDDI
I
Power supply pin (+2.6 V)
71
VSS
—
Ground
72 to 75
D15/GP7 to D12/GP4
I/O
External memory data input/output for D/A converter IC (general port)
76
VDDE
I
Power supply pin (+3.3 V)
77 to 80
D11/GP3 to D8/GP0
I/O
External memory data input/output for D/A converter IC (general port)
81
VSS
—
Ground
82
A9
O
External memory address signal output for D/A converter IC (SRAM)
83 to 85
A12 to A10
O
External memory address signal output for D/A converter IC (SRAM)
86
TDO
O
Not used (Fixed at H)
87
TMS
I
Not used (Fixed at H)
88
XTRST
I
Not used (Fixed at H)
89
TCK
I
Not used (Fixed at H)
90
TDI
I
Not used (Fixed at H)
91
VSS
—
Ground
92 to 97
A8 to A3
O
External memory address signal output for D/A converter IC (SRAM)
98, 99
D7, D6
I/O
External memory data input/output for D/A converter IC (SRAM)
100
VDDI
I
Power supply pin (+2.6 V)
101
VSS
—
Ground
102 to 105
D5 to D2
I/O
External memory data input/output for D/A converter IC (SRAM)
106
VDDE
I
Power supply pin (+3.3 V)
107, 108
D1, D0
I/O
External memory data input/output for D/A converter IC (SRAM)
109, 110
A2, A1
O
External memory address signal output for D/A converter IC (SRAM)
111
VSS
—
Ground
112
A0
O
External memory address signal output for D/A converter IC (SRAM)
113
PM
I
PLL initialization signal input from SYSTEM CONTROL IC
114, 115
SDI3, SDI4
I
Not used (Open)
116
SYNC
I
Sync/async select signal input (L: sync, H: async) (Fixed at H)
117
TST2
I
Not used (Connect to ground)
118
GP11
I
Not used (Connect to ground)
119
TST3
I
Not used (Connect to ground)
120
VDDI
I
Power supply pin (+2.6 V)
16
STR-DE895/DE995
• IC1101 MB91154PFV-G-113-BNDE1 (SYSTEM CONTROL) (DIGITAL Board (3/3))
Pin No.
Pin Name
I/O
Pin Description
1
[7.1_DAT]
O
MULTI CH IN DATA
2
[7.1_CLK]
O
MULTI CH IN CLOCK
3
[006_LAT]
O
TC9273_006 LATCH
4
[011_LAT]
O
TC9273_011 LATCH
5
LED_DRV_DATA
O
LED DATA
6
LED_DRV_CLK
O
LED CLOCK
7
LED_DRV_CLR
O
LED CLEAR
8
LED_DRV_CE
O
LED LATCH
9
VSS
—
Ground
10
FUNCTION_JOG_1B
I
FUNCTION JOG 1B
11
FUNCTION_JOG_1A
I
FUNCTION JOG 1A
12
CURSOR_JOG_3B
I
CURSOR JOG 3B
13
CURSOR_JOG_3A
I
CURSOR JOG 3A
14
MENU_JOG_4B
I
MENU JOG 4B (DE995 only)
15
MENU_JOG_4A
I
MENU JOG 4A (DE995 only)
16
VOL_JOG_2B
I
VOLUME JOG 2B
17
VOL_JOG_2A
I
VOLUME JOG 2A
18
SP_A_RY
O
SPEAKER A RELAY CONTROL
19
SP_B_RY
O
SPEAKER B RELAY CONTROL
20
CENTER_RY
O
CENTER RELAY CONTROL
21
REAR_RY
O
REAR CH RELAY CONTROL
22
WOOFER_RY
O
WOOFER RELAY CONTROL
23
PROTECTOR
I
PROTECTOR CIRCUIT
24
HP_CTRL
I
HP DETECTION SW
25
PW_RY
O
POWER RELAY CONTROL
26
VSS
—
Ground
27
VCC
—
Power supply pin (+3.2 V)
28
TUNER_STEREO
I
TUNER STEREO IN
29
TUNER_AUTO_STOP
I
TUNER AUTO STOP IN
30
TUNER_MUTE
O
TUNER MUTE
31
TUNER_DO
I
TUNER DO
32
T.SERIAL_CLK
O
TUNER SERIAL CLOCK
33
T.DATA
O
TUNER DATA
34
T.LAT
O
TUNER LATCH
35
RDS_DATA
I
RDS DATA (Fixed at L)
36 to 39
V.SW1 to V.SW4
O
VIDEO SWITCH 1 to 4
40
SB RY
O
SURR BACK RELAY CONTROL
41
2ND_RY
O
2ND ROOM RELAY CONTROL (DE995 only)
42
HP_RY
O
HP RELAY CONTROL
43
SUB-T
O
SUB TRANSFORMER VOLT O/P
44
VSS
—
Ground
45
BRIDGEABLE RY
O
BRIDGEABLE RELAY CONTROL
46
FUSE DETECT
I
Not used (Fixed at H)
47
TC74HCT153_B
O
OPTICAL INPUT SW B
48
TC74HCT153_A
O
OPTICAL INPUT SW A
49
[GP12]
I
DSP1 IC GP12
50
[INPUT SENSITIVITY
I
VOL GAIN OPTION (Fixed at L)
SELECTION]
51
NO USED
—
Not used (Fixed at L)
52
MD2
—
FLASH PROGRAMMING
53
MD1
—
FLASH PROGRAMMING (Fixed at H)
54
MD0
—
FLASH PROGRAMMING
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