Sony STR-K760P Service Manual ▷ View online
29
STR-K760P
3-16. IC PIN FUNCTION DESCRIPTIONS
• IC1601 MB90478PF-G-170-BNDE1 (SYSTEM CONTROL)
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
I/O
I
I
O
O
I
O
O
O
O
O
—
O
O
O
O
O
O
I
O
O
O
O
—
O
I
—
O
I/O
—
—
—
—
O
I/O
—
I
—
I
I
I
I
—
I
I
I
—
—
I
I
I
Pin Name
DATAO
GP9
BST
HCS
HACN
XRST
PM
PD
SMUTE
CDT1
VSS
SCL
CS
DATA
CLK
LATCH
SPK B RELAY
HDOUT
HDIN
HCLK
F.MUTE
AC MUTE
VCC5
ANA/DIG
HP DETECT
NC
FLASH2
FLASH1
NC
NC
NC
NC
SCL
SDA
AVCC
AVRH
AVSS
A/D0
A/D1
A/D2
A/D3
VSS
RDS SIGNAL
MODEL
VERSION
BLUE LED
CRYSTAL SEL
STOP
MD0
MD1
Description
Audio data signal input from DIR
GP9 signal input from DSP
BST signal output to DSP
HCS signal output to DSP
HACN signal input from DSP
Reset signal output to DSP
PM signal output to DSP
Power down signal output to AUDIO CODEC
Muting signal output to AUDIO CODEC
Control data signal output to AUDIO CODEC
Ground terminal
Clock signal output to AUDIO CODEC
Chip select signal output to AUDIO CODEC
Control data signal output to the sound processor
Clock signal output to the sound processor
Latch signal output to the sound processor
Speaker B relay control signal output
HDOUT signal input from DSP
HDIN signal output to DSP
Clock signal output to DSP
Muting signal output
Muting signal output to the power amplifier
Power supply
Muting and error signal output
Headphone switch detect signal input
Short to ground terminal
Terminal for FLASH programming
Terminal for FLASH programming
Short to ground terminal
Short to ground terminal
Short to ground terminal
Short to ground terminal
Serial clock output
Serial data input or output
Analog power supply
Analog reference voltage input
Analog ground terminal
Function key push signal input
Function key push signal input
Function key push signal input
Function key push signal input
Ground terminal
RDS signal detect input
Version setting input (MODEL)
Version setting input (DESTINATION)
Short to ground terminal
Short to ground terminal
AC off detect signal input
Operation mode setting input
Operation mode setting input
30
STR-K760P
Pin No.
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
I/O
I
I
I
I
I
I
I
I
I
I
O
O
O
—
O
I
O
O
O
O
O
O
I
I
O
I
I
O
—
—
—
—
—
—
—
O
O
O
O
O
—
—
O
O
O
O
O
I
I
I
Pin Name
MD2
RDS CLOCK
RDS DATA
SIRCS
FUSE DETECT
POWER KEY
JOG (B)
JOG (A)
VOL (B)
VOL (A)
DIN
CLK
FL STB
NC
POWER RELAY
PROTECTOR
HEADPHONE RELAY
WOOFER RELAY
REAR RELAY
CENTRE RELAY
PREOUT/FRONT RELAY
R1 RELAY
TUNED
STEREO
MUTE
DO
RSTX
SLATCH
X1A
X0A
VSS
X0
X1
VCC3
REMOTE SEL
NC
SW4
SW3
SW2
SW1
NC
NC
XMODE
CKSEL 1
CLK
CE
DI
DO
ERROR
XSTATE
Description
Operation mode setting input
RDS clock signal input (Not used)
RDS data signal input (Not used)
Data signal input from the remote control sensor
Fuse detect signal input
Power switch key detect signal input
Jog dial signal input from the rotary encoder
Jog dial signal input from the rotary encoder
Jog dial signal input from the rotary encoder
Jog dial signal input from the rotary encoder
Data signal output to the FL tube driver
Clock signal output to the FL tube driver
Strobe signal output to the FL tube driver
Short to ground terminal
Power relay control signal output
Protector status detect signal input
Headphone relay control signal output
Woofer relay control signal output
Rear speaker relay control signal output
Centre speaker relay control signal output
Front speaker relay control signal output
Bridgeable relay control
Tuning a frequency signal input from the tuner
Stereo tuning signal input from the tuner
Muting signal output to the tuner
Frequency data signal input from the tuner
System reset
Latch signal output to the tuner
Not used
Ground terminal
Ground terminal
Connection for a crystal resonator
Connection for a crystal resonator
Power supply
Short to ground terminal
Not used
Video select control signal output (Not used)
Video select control signal output
Video select control signal output
Video muting control signal output
Short to ground terminal
Short to ground terminal
Reset signal output to DIR
CKSEL control signal to DIR
Clock signal output to DIR
Chip enable signal output to DIR
Data signal output to DIR
Data signal input from DIR
PLL error muting signal input from DIR
XSTATE data signal input from DIR
31
STR-K760P
SECTION 4
EXPLODED VIEWS
NOTE:
•
-XX, -X mean standardized parts, so they may
have some differences from the original one.
have some differences from the original one.
•
Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering these
items.
are seldom required for routine service. Some
delay should be anticipated when ordering these
items.
•
The mechanical parts with no reference number
in the exploded views are not supplied.
in the exploded views are not supplied.
•
Abbreviation
AUS : Australian model
CND: Canadian model
E51 : Chilean and Peruvian models
MY : Malaysia model
SP
AUS : Australian model
CND: Canadian model
E51 : Chilean and Peruvian models
MY : Malaysia model
SP
: Singapore model
The components identified by mark
0
or
dotted line with mark
0
are critical for safety.
Replace only with part number specified.
Les composants identifiés par une marque
0
sont critiques pour la sécurité.
Ne les remplacer que par une pièce portant
le numéro spécifié.
le numéro spécifié.
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
4-1. FRONT PANEL SECTION
chassis section
1
8
2
2
3
5
6
9
9
10
#1
4
4
4
7
4
not
supplied
not
supplied
not
supplied
supplied
with RV102
#1
#1
#1
1
4-232-113-12 KNOB (VOL)
2
4-977-358-01 CUSHION
3
X-4956-132-1 FRONT PANEL ASSY
4
4-951-620-01 SCREW (2.6X8), +BVTP
5
1-861-045-11 POWER BOARD
6
1-861-044-11 TUNING BOARD
7
A-4750-437-A DISPLAY BOARD, COMPLETE
8
1-773-114-11 WIRE (FLAT TYPE) (19 CORE)
9
4-210-291-11 SCREW (CASE 3 TP2)
10
4-245-939-21 CASE
#1
7-685-646-79 SCREW +BVTP 3X8 TYPE2 IT-3
32
STR-K760P
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
4-2. CHASSIS SECTION
51
52
53
64
56
65
54
Q604
Q603
Q754
Q753
Q654
Q653
Q703
Q504
Q503
Q704
57
58
59
61
62
63
T901
F901
51
52
53
not
supplied
not
supplied
not
supplied
not
supplied
not
supplied
not
supplied
not
supplied
not
supplied
not
supplied
55
#2
#2
#2
#1
#1
#1
#1
#1
not
supplied
#1
#1
#1
#1
#1
#1
#1
#1
#1
#1
#1 #1
#1
60
51
4-232-237-01 FOOT (DIA. 30)
52
4-977-358-01 CUSHION
53
X-4953-448-1 FOOT ASSY
54
A-4750-409-A STANDBY BOARD, COMPLETE (AUS,MY,SP)
54
A-4750-423-A STANDBY BOARD, COMPLETE (E51)
54
A-4750-608-A STANDBY BOARD, COMPLETE (CND)
55
4-249-675-01 +BV SUMITITE S 4X6 ROUND
56
A-4750-410-A VIDEO BOARD, COMPLETE
57
3-905-609-01 SCREW (TRANSISTOR)
* 58
3-703-244-00 BUSHING (2104), CORD
0 59
1-777-071-23 POWER SUPPLY CORD (E51,MY,SP)
0 59
1-783-820-11 CORD, POWER (CND)
0 59
1-827-295-21 CORD, POWER (AUS)
60
A-4750-435-A MAIN BOARD, COMPLETE (CND)
60
A-4750-445-A MAIN BOARD, COMPLETE (E51,MY,SP)
60
A-4752-673-A MAIN BOARD, COMPLETE (AUS)
61
1-769-937-11 WIRE (FLAT TYPE) (11 CORE)
62
1-575-662-31 WIRE (FLAT TYPE) (5 CORE) (EXCEPT CND)
63
A-4750-438-A DIGITAL A BOARD, COMPLETE (CND)
63
A-4750-442-A DIGITAL A BOARD, COMPLETE (AUS)
63
A-4750-446-A DIGITAL A BOARD, COMPLETE (MY,SP)
63
A-4750-449-A DIGITAL A BOARD, COMPLETE (E51)
64
3-701-748-00 CLAMP
65
1-693-577-13 TUNER UNIT (CND,E51)
65
1-693-580-24 TUNER UNIT (AUS,MY,SP)
0 F901
1-532-464-32 FUSE (T2.5AL/250V)(E51)
0 F901
1-532-503-51 FUSE (T1.6AL/250V)(AUS,MY,SP)
0 F901
1-533-452-12 FUSE, GLASS TUBE (DIA. 5)(T4.0AL/125V)
(CND)
Q503
8-749-010-25 IC MN2488-OPY-M
Q504
8-749-010-26 IC MP1620-OPY-M
Q603
8-749-010-25 IC MN2488-OPY-M
Q604
8-749-010-26 IC MP1620-OPY-M
Q653
8-749-010-25 IC MN2488-OPY-M
Q654
8-749-010-26 IC MP1620-OPY-M
Q703
8-749-010-25 IC MN2488-OPY-M
Q704
8-749-010-26 IC MP1620-OPY-M
Q753
8-749-010-25 IC MN2488-OPY-M
Q754
8-749-010-26 IC MP1620-OPY-M
0 T901
1-443-185-11 POWER TRANSFORMER (CND)
0 T901
1-443-186-11 POWER TRANSFORMER (E51)
0 T901
1-443-211-11 POWER TRANSFORMER (AUS,MY,SP)
#1
7-685-646-79 SCREW +BVTP 3X8 TYPE2 IT-3
#2
7-685-645-79 SCREW +BVTP 3X6 TYPE2 N-S
The components identified by
mark
mark
0
or dotted line with mark
0
are critical for safety.
Replace only with part number
specified.
specified.
Les composants identifiés par
une marque
une marque
0
sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce portant le numéro spécifié.
Ne les remplacer que par une
pièce portant le numéro spécifié.
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