Sony MEX-R1 Service Manual ▷ View online
53
MEX-R1
Pin No.
Pin Name
I/O
Description
45
KEY_ACK
I
Acknowledge signal (wake up signal) input terminal for the key entry Acknowledge signal is
input to accept any function key in the standby status On at input of "H"
input to accept any function key in the standby status On at input of "H"
46
BU_IN
I
Back up power supply detection signal input terminal "L" is input at low voltage
47 to 49
MD0 to MD2
I
Setting terminal for the CPU operational mode
50
TUN_ATTIN
I
Attenuate request signal input from the tuner unit (AEP, UK, Russian models only)
51
DAVN
I
Synchronize detection signal input of RDS data block (AEP, UK, Russian models only)
52
AD_ON
O
A/D converter power control signal output
When the KEY_ACK (pin 45) that controls reference voltage power for key A/D conversion input
is active, "L" is output from this terminal to enable the input
When the KEY_ACK (pin 45) that controls reference voltage power for key A/D conversion input
is active, "L" is output from this terminal to enable the input
53
Z_MUTE
I
Muting on/off control signal input from the D/A converter
54
SELFSW
I
Loading detection switch input from the DVD mechanism deck block
55
ACCIN
I
Accessory power detection signal input terminal "L": accessory power on
56
UNISI
I
Serial data input from the SONY bus interface IC
57
UNISO
O
Serial data output to the SONY bus interface IC
58
UNICLK
O
Serial data transfer clock signal output to the SONY bus interface IC
59
BUSON
O
SONY bus on/off control signal output terminal "L": bus on
60
SYSRST
O
Reset signal output to the SONY bus interface IC
61
NC
O
Not used
62
SIRCS
I
SIRCS signal input terminal
63
INSW
I
Disc insert detection switch input from the DVD mechanism deck block
64
NC
O
Not used
65
DSW
I
Chucking end detection switch input from the DVD mechanism deck block
66
NC
O
Not used
67
VMUTEIN
I
Video muting request signal input terminal Not used
68
CD_RTS
I
Data send requet signal input for UART communication
69
CD_CTS
O
Data send requet signal output for UART communication
70
CD_RST
O
Reset signal output to the DVD processor and flash memory
71
NC
O
Not used
72
LOAD
O
Loading motor control signal output terminal (loading direction)
73
EJECT
O
Loading motor control signal output terminal (eject direction)
74
NC
O
Not used
75
RSTX
I
System reset signal input from the reset signal generator and reset switch "L": reset
76
RAMBU
I
Internal RAM reset detection signal input from the reset signal generator
Input terminal to check that RAM data are not destroyed due to low voltage
Input terminal to check that RAM data are not destroyed due to low voltage
77, 78
X1A, X0A
I/O
System clock input/output terminal terminal (32.768 kHz)
79
VSS
-
Ground terminal
80, 81
X0, X1
I/O
System clock input/output terminal terminal (3.8684 MHz)
82
VCC
-
Power supply terminal (+3.3V)
83
RCIN1
I
Rotary remote commander shift key input terminal
84
TELLATT
I
Telephone muting detection signal input terminal
At input of "H", the audio signal is attenuated by 20 dB
At input of "H", the audio signal is attenuated by 20 dB
85
ILLIN
I
Illuminate line detect signal input terminal for the automatic dimmer control
"L": detected the illumination line (lighting is made dark)
"L": detected the illumination line (lighting is made dark)
86, 87
NC
O
Not used
88
CPRM_W
I
CPRM KEY writing mode detection input when internal flash memory writing Not used
89
FLASH_W
I
Writing mode detection input when internal flash memory writing
90, 91
CNT A, CNT B
O
Not used
92, 93
NC
O
Not used
Ver. 1.1
54
MEX-R1
Pin No.
Pin Name
I/O
Description
94, 95
DSTSEL1,
DSTSEL0
I
Setting terminal for the destination
96
TESTIN
I
Test mode setting terminal
97
FANL
O
Fan motor drive signal output terminal (for low speed)
98
NC
O
Not used
99
NOSE SW
I
Front panel remove/attach detection signal input terminal
"L": front panel is attached
"L": front panel is attached
100
DOOR SW
I
Shutter of front panel open/close detection input terminal Can not disc eject when input "H"
"L": Shutter is open
"L": Shutter is open
55
MEX-R1
F801
not supplied
(SPEAKER board)
(SPEAKER board)
not supplied
not supplied
TUX201
not supplied
#1
#4
#1
#1
#1
#2
#2
#3
#1
DVD mechanism
deck section-1
(MG-612-187)
deck section-1
(MG-612-187)
A
A
B
B
1
2
3
4
5
6
11
12
9
7
10
M901
not supplied
front panel section
8
(including the
SPEAKER board)
SPEAKER board)
SECTION 6
EXPLODED VIEWS
•
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.
number in the exploded views are not supplied.
•
Accessories are given in the last of the
electrical parts list.
electrical parts list.
NOTE:
•
-XX and -X mean standardized parts, so they
may have some difference from the original
one.
may have some difference from the original
one.
•
Color Indication of Appearance Parts
Example:
KNOB, BALANCE (WHITE) . . . (RED)
Example:
KNOB, BALANCE (WHITE) . . . (RED)
↑
↑
Parts Color
Cabinet's Color
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
1
X-2023-967-1 PANEL (LCD) ASSY, SUB
2
2-583-939-01 SCREW (+B 2X4)
3
X-2055-203-2 LOCK ASSY (S)
* 4
3-246-006-31 COVER
5
3-376-464-11 SCREW (+PTT 2.6X6), GROUND POINT
6
1-792-194-51 CORD (WITH CONNECTOR) (POWER)
(US, CND, E, KR, IND, CH)
6
1-828-543-11 CORD (WITH CONNECTOR) (POWER)
(AEP, UK, RU)
7
1-829-931-21 CORD, CONNECTION (REAR OUT)
(AUDIO OUT: ZXZ, VIDEO OUT: REAR)
8
A-1198-229-A MAIN BOARD, COMPLETE (AEP, UK, RU)
8
A-1198-424-A MAIN BOARD, COMPLETE
(E: PAL, KR, IND, CH)
8
A-1198-454-A MAIN BOARD, COMPLETE (E: NTSC)
8
A-1206-525-A MAIN BOARD, COMPLETE (US, CND)
9
2-583-629-11 SHEET, DUST PROTECTION
10
1-829-930-21 CORD, CONNECTION (LINE OUT)
(VIDEO OUT: FRONT, BUS AUDIO IN/
AUX AUDIO IN, SUB OUT (MONO),
AUDIO OUT: REAR, AUDIO OUT: FRONT)
11
1-694-592-31 TERMINAL
12
3-260-247-01 CUSHION (SUBPANEL)
F801
1-532-877-11 FUSE (BLADE TYPE) (AUTO FUSE) (10A/32V)
M901
1-787-272-11 FAN, DC (25X25)
TUX201 A-3220-961-A TUNER UNIT (TUX-032//Q3)
#1
#1
7-685-792-09 SCREW +PTT 2.6X6 (S)
#2
7-685-793-09 SCREW +PTT 2.6X8 (S)
#3
7-628-254-90 SCREW +PS 2.6X14
#4
7-627-852-07 SCREW, PRECISION +P 1.7X2.5
6-1.
GENERAL SECTION
•
Abbreviation
CH : Chinese model
CND: Canadian model
CH : Chinese model
CND: Canadian model
Ver. 1.4
IND : Indian model
KR : Korean model
KR : Korean model
Les composants identifiés par une
marque 0 sont critiquens pour la
sécurité.
Ne les remplacer que par une pièce
portant le numéro spécifié.
marque 0 sont critiquens pour la
sécurité.
Ne les remplacer que par une pièce
portant le numéro spécifié.
The components identified by mark
0 or dotted line with mark 0 are
critical for safety.
Replace only with part number
specified.
0 or dotted line with mark 0 are
critical for safety.
Replace only with part number
specified.
RU : Russian model
56
MEX-R1
51
52
53
54
55
57
56
72
72
72
58
59
60
61 62
63
64
65
66
67
69
68
70
71
LCD911
not supplied
not supplied
not supplied
not
supplied
not supplied
not supplied
not
supplied
not
supplied
#5
#5
not supplied
not supplied
not supplied
not supplied
not supplied
76
74
74
74
74
74
74
75
75
not supplied
(DISPLAY board)
(DISPLAY board)
not supplied
(PRESET board)
(PRESET board)
not supplied
(BASE board)
(BASE board)
not supplied
C
D
D
C
73
73
6-2.
FRONT PANEL SECTION
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
51
X-2048-887-3 BUTTON ASSY (S) (AEP, UK, RU)
51
X-2048-891-3 BUTTON ASSY (S) (US, CND, E, KR, IND, CH)
52
2-349-626-01 SPRING (RELEASE)
53
2-187-131-02 FILTER (IR)
54
2-187-126-04 PANEL, FRONT
55
2-582-261-01 COVER (PRESET) (AEP, UK, RU)
55
2-582-261-11 COVER (PRESET) (US, CND, E, KR, IND, CH)
56
3-250-543-41 SCREW (+B P-TITE M2)
57
1-830-258-13 CABLE, FLEXIBLE FLAT (6 CORE)
58
2-187-147-21 ARM (PRESET) (Former type)
58
2-650-301-01 ARM (PRESET: MA) (New type)
59
2-187-153-11 SPRING (S)
60
X-2048-888-3 DISPLAY (SV) ASSY (AEP, UK, RU)
60
X-2048-893-3 DISPLAY (SV) ASSY (E, KR, IND, CH)
60
X-2176-342-1 DISPLAY (SV) ASSY (US, CND)
61
2-187-153-01 SPRING (S)
62
2-187-133-02 PLATE (SLOT), LIGHT GUIDE
63
2-187-154-12 SPRING (M)
64
2-187-132-02 BRACKET (DISPLAY)
65
2-187-154-02 SPRING (M)
66
2-187-127-04 PANEL (LCD), FRONT BACK
67
1-780-201-11 CONDUCTIVE BOARD, CONNECTION
68
1-830-259-12 CABLE, FLEXIBLE FLAT (12 CORE)
69
2-595-429-01 COVER (PWB)
70
X-2050-189-4 CASE ASSY (For FRONT PANEL)
71
A-1097-099-A PANEL COMPLETE ASSY, FRONT (AEP, UK, RU)
71
A-1097-133-A PANEL COMPLETE ASSY, FRONT (US, CND)
71
A-1097-159-A PANEL COMPLETE ASSY, FRONT
(E, KR, IND, CH)
72
3-250-543-31 SCREW (+B P-TITE M2)
73
2-590-212-01 CUSHION (BASE)
74
2-592-581-01 SPACER (ATT)
75
2-590-340-02 CUSHION (COVER) (Former type)
75
2-639-280-01 CUSHION (ARM) (New type)
76
2-595-753-01 SHEET (CU)
LCD911 1-805-746-11 DISPLAY PANEL, LIQUID CRYSTAL
#5
7-685-105-19 SCREW +P 2X8 TYPE2 NON-SLIT
Ver. 1.4
Note:
Refer to the Servicing Notes “NOTE OF REPLACING THE ARM
(PRESET)” (page 3), if replacing the Ref. No.58, 75.
(PRESET)” (page 3), if replacing the Ref. No.58, 75.
Click on the first or last page to see other MEX-R1 service manuals if exist.