Sony HCD-GRX80J / HCD-R880 / HCD-RXD8 / HCD-RXD8S / MHC-RXD8 / MHC-RXD8S Service Manual ▷ View online
– 71 –
Pin No.
Pin Name
I/O
Function
50
STEREO
I
Stereo detection for tuner
51
TUNED
I
Tuned detection for tuner
52
ST-CE
O
Tuner chip enable output
53
ST-DOUT
O
Tuner data output
54
ST-DIN
I
Tuner data input
55
ST-CLK
O
Tuned clock output
56
SENS
I
BD Condition signal input
57
HDLD
O
Mode hold signal output
58
XLT
O
CD latch signal output
59
XRST
O
CD reset signal output
60
DISC-SENS
I
Slit sensor of disc table input
61
T-SENS
I
CD table detection signal input
62
VCC
–
Power supply (+5V)
63
TBL-L
O
Table motor control output
64
VSS
–
Ground
65
TBL-R
O
Table motor control output
66
LOAD-OUT
O
67
LOAD-IN
O
68
ENC 3/UP-SW
I
69
ENC 2/DISC-LED
I
70
ENC 1
I
71
OUT-OPEN
O
Loading out detection signal output
72
B-TRG
O
73
A-TRG
O
74
CAP-M-COT2
O
Capstan motor control 1(-) signal output
75
CAP-M-COT1
O
Capstan motor control 2(-) signal output
76
CAP-M-H/L
O
Capstan motor H/L speed select signal output
77
AMS-IN
I
Connected to ground
78
TC-MUTE
O
TC mute ON/OFF selection output
79
R/PB/PAS
O
REC/PB/PASS selection output
80
NR-ON/OFF
O
NR ON/OFF signal output
81
REC-MUTE
O
REC mute ON/OFF selection output
82
BIAS
O
Bias ON/OFF selection output
83
EQ-H/N
O
Equalizer H/N select output
84
PB-A/B
O
PB Deck A/Deck B select output
85
ALC
O
ALC ON/OFF output
86
B-PLAY-SW
I
Deck B play detect
87
A-PLAY-SW
I
Deck A play detect
88
A-HALF
I
Deck A cassette detect
89
B-HALF
I
Deck B cassette detect
90
B-SHUT
I
B Deck reel pulse detector
91
A-SHUT
I
A Deck reel pulse detector
92
SOFT-TEST
O
Software test port
93, 94
KEY/CD-ADJ
I
CD adjust point port
95
MODEL IN
I
Version select signal input
96
AVSS
–
Ground
97
SPEC-IN
I
Version select signal input
98
VREF
I
Analog reference voltage input
99
AVCC
–
Analog power supply
100
TC-RELAY
O
REC/PB head selection output for IC602
Loading motor control signal output
Disc tray address detect encoder input
Trigger motor control output
– 72 –
• IC601 DISPLAY CONTROL (TMP88CS76F-6000)
Pin No.
Pin Name
I/O
Function
1
SIRCS
I
Remote commander signal input
2
JOG A
I
Rotary encoder (S601) pulse input
3
L/P SCK
O
LED/PAD clock output
4
LED LA
O
LED latch output
5
L/P DAT
O
LED/PAD data output
6
PAD LA
O
PAD latch output
7
L SEL
O
LED select signal
8
JOG B
I
Rotary encoder (S601) pulse input
9
VOL A
I
10
VOL B
I
11 to 14
KEY 0 to KEY 3
I
Key input
15
GRADATION L
O
LED gradation signal (left)
16
S LOW (F01)
O
Sptctrum analyzer input (Super low flegency) (40Hz)
17
BPF 1 (F02)
O
Sptctrum analyzer input (100Hz)
18
BPF 2
O
Sptctrum analyzer input (400Hz)
19
BPF 3
O
Sptctrum analyzer input (2KHz)
20
BPF 4
O
Sptctrum analyzer input (6KHz)
21
ALL B (L+R)
I
Sptctrum analyzer input (all band)
22
GLADATION
O
LED gradation signal (right)/WAKE UP signal
R/WAKE UP
23
VSS I/O
–
Ground
24
VASS
–
Ground
25
VAref
I
Analog reference voltage input
26
VDD I/O
–
Power supply (+5V)
27 to 40
G 18 to G 5
O
FL gride signal output
41
VDD VFT
–
Power supply (+5V)
42 to 45
G 4 to G 1
O
FL gride signal output
46 to 67
S 1 to S 22
O
FL segment signal output
68
VKK
–
Power supply (-30V)
69
VDD for CPU
–
Power supply (+5V)
70
X IN
I
X’tal (12.5MHz)
71
VSS for CPU
–
Ground
72
X OUT
O
X’tal (12.5MHz)
73
RESET
I
Reset signal input from main controller
74
CH for PAD
O
Channel signal output for PAD
75
BUSY for PAD
O
Busy signal output for PAD
76
TEST
I
Connected ground
77
–
–
Not used (to ground)
78
IIC DATA
O
Data output for IC501
79
IIC CLK
O
Clock output for IC501
80
–
–
Not used (to ground)
Rotary encoder (S602) pulse input
– 73 –
SECTION 8
EXPLODED VIEWS
8-1. CASE SECTION
NOTE:
• Items marked “*” are not stocked since they are
seldom required for routine service. Some delay
should be anticipated when ordering these items.
should be anticipated when ordering these items.
• The mechanical parts with no reference number in
the exploded views are not supplied.
• Hardware (# mark) list and accessories and pack-
ing materials are given in the last of this parts list.
• Color Indication of Appearance Parts Example:
KNOB, BALANCE (WHITE)
Â
Cabinets color
• Abbreviation
G
: German model
EA3 : Saudi Arabia model
EA4 : Israel model
MX
EA4 : Israel model
MX
: Mexican model
E2
: Without SW tuner model
E3
: With SW tuner model
SP
: Singapore model
TW
: Taiwan model
AUS : Australian model
AR
AR
: Argentine model
TH
: Thailand model
The components identified by
mark
mark
! or dotted line with mark
! are critical for safety.
Replace only with part number
specified.
Replace only with part number
specified.
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
* 1
4-996-716-01 HOLDER (CDM)
2
3-363-099-41 SCREW (CASE 3 TP2)(GRAY)
2
3-363-099-71 SCREW (CASE 3 TP2)(SILVER)
3
3-363-099-01 SCREW (CASE 3 TP2)(GRAY)
3
3-363-099-11 SCREW (CASE 3 TP2)(SILVER)
* 4
4-214-452-01 CASE (SILVER)
* 4
4-215-753-01 CASE (GRAY)
5
1-233-545-11 TUNER UNIT (EA4,TH)
5
1-233-545-14 ENCAPSULATED COMPONENT (E2,AR,MX,AUS)
4
2
2
3
1
7
6
6
1
3
5
#1
#2
#2
#2
#2
#1
CDM38LH-5BD32L
Front panel
#1
#1
#1
#1
#1
Including Panel board
(Ref No. 118)
(Ref No. 118)
not supplied
not supplied
5
1-233-546-13 ENCAPSULATED COMPONENT (E3,EA3,SP,TW)
5
1-693-443-11 TUNER UNIT (AEP,UK,G,CIS)
6
4-951-620-01 SCREW (2.6x8), +BVTP
7
X-4950-953-1 PANEL ASSY, LOADING (RXD8S)
7
X-4950-978-1 PANEL ASSY, LOADING (GRX80)(SILVER)
7
X-4950-979-1 PANEL ASSY, LOADING (GRX80)(GRAY)
7
X-4950-981-1 PANEL ASSY, LOADING (RXD8)
– 74 –
8-2. CHASSIS SECTION
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
51
4-965-822-01 FOOT
* 52
1-672-474-11 TRANS BOARD
* 53
A-4417-639-A MAIN BOARD, COMPLETE (RXD8/RXD8S)
* 53
A-4417-648-A MAIN BOARD, COMPLETE (GRX80:EA3)
* 53
A-4417-652-A MAIN BOARD, COMPLETE (GRX80:E3,SP,TW)
* 53
A-4417-668-A MAIN BOARD, COMPLETE (GRX80:E2,AR,MX)
* 53
A-4417-671-A MAIN BOARD, COMPLETE (GRX80:AUS)
* 53
A-4417-676-A MAIN BOARD, COMPLETE (GRX80:EA4,TH)
54
1-783-570-11 WIRE (FLAT TYPE)(19 CORE)
55
1-769-977-11 WIRE (FLAT TYPE)(13 CORE)
(GRX80:E2,E3,AR,MX,AUS,EA4,TH)
55
1-773-009-11 WIRE (FLAT TYPE)(15 CORE) (150mm)
(GRX80:EA3,SP,TW/RXD8/RXD8S)
56
1-773-024-11 WIRE (FLAT TYPE)(15 CORE) (320mm)
* 57
3-703-244-00 BUSHING (2104), CORD
(AEP,UK,G,CIS,EA3,SP,AR,TW,AUS)
57
3-703-571-11 BUSHING (S)(4516), CORD (E2,E3,MX,EA4,TH)
58
1-569-007-11 ADAPTOR, CONVERSION 2P (E3)
58
1-569-008-21 ADAPTOR, CONVERSION 2P (EA3,SP,TW)
58
1-770-019-11 ADAPTOR, CONVERSION PLUG 3P (UK)
! 59
1-575-651-11 CORD, POWER (AEP,UK,G,CIS,EA3,SP,TW)
! 59
1-575-653-11 CORD, POWER (E2,E3,MX,TH)
! 59
1-690-608-11 CORD, POWER (AUS)
! 59
1-783-721-11 CORD, POWER (EA4)
52
53
54
55
56
62
57
60
61
#2
#2
T951
not supplied
not supplied
not supplied
not supplied
#2
#3
#3
#3
#2
51
58
(EA3,SP,MY)
58
(UK)
58
(E3)
59
(AEP,UK,G,CIS,SP,MY,HK,TW,EA3,EA4)
59
(E2,E3,MX,TH)
59
(AUS)
59
(AR)
#2
#2
#2
#4
#2
#2
#2
#2
#2 (RXD8/RXD8S)
M901
T11
(RXD8/RXD8S)
! 59
1-783-941-21 CORD, POWER (AR)
* 60
A-4417-646-A SUB TRANS BOARD, COMPLETE (RXD8/RXD8S)
* 61
4-214-451-01 PANEL, BACK (GRX80:E2,AR)
(Malaysia PRODUCT)
* 61
4-214-451-11 PANEL, BACK (GRX80:EA3)
* 61
4-214-451-21 PANEL, BACK (GRX80:SP)
61
4-214-451-31 PANEL, BACK (GRX80:MX)(Indonesia PRODUCT)
* 61
4-214-451-41 PANEL, BACK (GRX80:MX)(Malaysia PRODUCT)
* 61
4-214-451-51 PANEL, BACK (GRX80:AUS)
* 61
4-214-451-61 PANEL, BACK (GRX80:TW)
* 61
4-214-451-71 PANEL, BACK (GRX80:E2)
* 61
4-214-451-81 PANEL, BACK (GRX80:EA4,TH)
* 61
4-214-451-91 PANEL, BACK (GRX80:E3)
* 61
4-215-165-01 PANEL, BACK (RXD8)(Indonesia PRODUCT)
* 61
4-215-165-21 PANEL, BACK (RXD8S)
* 61
4-215-165-31 PANEL, BACK (RXD8)(Malaysia PRODUCT)
* 61
4-217-515-21 PANEL, BACK (GRX80:E3)
* 61
4-217-515-31 PANEL, BACK (GRX80:EA3)
62
1-773-042-11 WIRE (FLAT TYPE)(17 CORE)
M901
1-763-072-11 FAN, D.C.
! T11
1-433-591-11 TRANSFORMER, POWER (RXD8/RXD8S)
! T951
1-433-556-11 TRANSFORMER, POWER (GRX80)
! T951
1-433-557-11 TRANSFORMER, POWER (RXD8/RXD8S)
The components identified by mark
! or dotted
line with mark
! are critical for safety.
Replace only with part number specified.
Click on the first or last page to see other HCD-GRX80J / HCD-R880 / HCD-RXD8 / HCD-RXD8S / MHC-RXD8 / MHC-RXD8S service manuals if exist.