Sony CDX-M800 (serv.man2) Service Manual ▷ View online
17
CDX-M800
3-6. CAM (R)
3-5. ARM (A-R) ASSY, ARM (B-R) ASSY
1
Move the arm (B-R) assy in the direction of the
arrow
arrow
A
and the arm (A-R) assy in the direction of
the arrow
B
fully (full open state).
2
Align the hole (large) on the cam (R) with part
C
and
install the cam.
4
Turn the cam (R) clockwise and counterclockwise to
verify that both the arms are operated.
verify that both the arms are operated.
bracket (R) assy
3
arm (A-R) assy
4
type-E stop ring 1.5
2
type-E stop ring 1.5
1
arm (B-R) assy
3
type-E stop ring 1.5
5
oil damper
6
screw (P 2x4)
cam (R)
B
A
C
arm (B-R) assy
hole (large)
line
arm (A-R) assy
18
CDX-M800
4-1. IC PIN DESCRIPTIONS
• IC303 M30624MHP-065GP (US, Canadian model) (SYSTEM CONTROL) (MAIN Board (2/2))
• IC303 M30624MHP-053GP (AEP, UK, E model) (SYSTEM CONTROL) (MAIN Board (2/2))
• IC303 M30624MHP-053GP (AEP, UK, E model) (SYSTEM CONTROL) (MAIN Board (2/2))
Pin No.
Pin Name
I/O
Pin Description
1
SIRCS
I
Remote control data input
2
FP CTRL
O
Front panel open/close speed control signal
3
CD SO/TSO
O
CD servo serial data output
4
CD SI/TSI
I
CD servo serial data input
5
CD CKO/TCKO
O
CD servo serial clock output
6
BYTE
I
L fixed terminal
7
CNVSS
I
Flash write-in signal input
8
XIN
I
Sub clock signal input (32kHz)
9
XOUT
O
Sub clock signal output (32kHz)
10
RESET
I
CPU reset signal input
11
OSC OUT
O
Main clock signal output (6MHz)
12
VSS
—
Ground
13
OSC IN
I
Main clock signal input (6MHz)
14
VCC1
—
Power supply pin (+5V)
15
NMI
I
Non maskable interrupt signal input
16
CD PACK
I
CD text pack synchronized signal input
17
DAVN
I
RDS data acquisition detect signal
18
BU IN
I
Back-up power detect signal
19
NS MASK
O
Not used. (Open)
20
BEEP
O
Beep signal output
21
FLW IN
I
OSC frequency shift signal for DC/DC conv.
22
NCO
O
Not used. (Open)
23
SA CLK
O
Spectrum analyzer clock signal output
24
TEL ATT
I
telephone mute detect signal input
25
ATT
O
Mute signal output
26
VOL ATT
O
Electronic volume mute signal output
27
I2C CKO
O
Tuner/E-volume BUS clock output
28
I2C SIO
O
Tuner/E-volume BUS data output
29
UNI SO
O
SONY BUS data output
30
UNI SI
I
SONY BUS data input
31
UNI CKO
O
SONY BUS clock output
32
TUNER ATT
O
Tuner attenuate signal output
33
EESIO
I/O
EEPROM data input/output
34
EECKO
O
EEPROM clock output
35
NCO
O
Not used. (Open)
36
ADSO1
O
Not used. (Open)
37
ADSO2
O
Not used. (Open)
38
NCO
O
Not used. (Open)
39
HOLD
I
Flash write-in signal input
40
AMP DIAG
I
Amplifier diagnosis signal input
41
AMP STB
O
Amplifier strobe signal output
42
AMP ON
O
Not used. (Open)
43
TUNER ON
O
Not used. (Open)
44
WRI/WR
I
Flash write-in signal input
45
CD LIMIT
I
CD limit detect signal input
46
CD D SW
I
CD disc SW detect signal input
47
CD PH1
I
CD PH1 detect signal input
48
CD INSW/PH2
I
CD IN SW/PH2 detect signal input
49
PH3
I
CD PH3 detect signal input
50
DST SEL1
I
Destination select signal input
SECTION 4
DIAGRAMS
19
CDX-M800
Pin No.
Pin Name
I/O
Pin Description
51
DST SEL2
I
Destination select signal input
52
CD LM LO
O
CD loading motor control signal output
53
CD LM EJ
O
CD eject motor control signal output
54
CD RST
O
CD servo reset signal output
55
CD AO
O
CD servo command/parameter discri. output
56
CD STB
O
CD servo data strobe signal output
57
CD TSTB
O
CD servo text strobe signal output
58
CD RFOK
I
CD servo RFOK signal input
59
CD XTALEN
O
CD servo crystal OSC control signal output
60
VCC2
—
Power supply pin (+5V)
61
RESET OUT
O
Display CPU reset signal output
62
VSS
—
Ground
63
TEST IN
I
Test mode setting detect signal input
64
BUS ON
O
BUS ON control signal output
65
SYS RST
O
System reset signal output
66
BUS/AUX
O
BUS/AUX select control signal output
67
LINK OFF
O
Link OFF control signal output
68
ACC IN
I
Accessory key ON detect signal input
69
ILL IN
I
Ilumination line detect signal input
70
RC IN1
I
Rotary commander signal input 1
71
NCO
O
Not used. (Open)
72
CD SELF SW
I
CD self SW detect signal input
73
TU ATT IN
I
Tuner mute control signal input
74
CLOSE SW
I
Front panel close detect signal input
75
OPEN SW
I
Front panel open detect signal input
76
I-DET
I
Front panel current detect signal input
77
MOT–
O
Front panel open/close control signal output
78
MOT+
O
Front panel open/close control signal output
79
ROMC EN
I
ROM correction enable signal input
80
QUALITY
I
Tuner noise detect signal input
81
MPTH
I
Tuner multi-path signal input
82
VSM
I
S-meter signal input
83
SA IN
I
SA data input
84
KEY IN1
I
Key signal input 1
85
KEY IN0
I
Key signal input 0
86
RC IN0
I
Rotary commander signal input 0
87
KEY ACK2
I
Key acknowledge detect signal input 2
88
KEY ACK0
I
Key acknowledge detect signal input 0
89
KEY ACK1
I
Key acknowledge detect signal input 1
90
OPEN KEY
I
Open key detect signal input
91
RAM BU
I
RAM reset detect signal input
92
FLD ON
O
FL driver power supply ON/OFF signal output
93
FL ON
O
FL power supply ON/OFF signal
94
AVSS
—
Ground
95
DISP CE
O
Display CPU chip enable output
96
VREF
—
A/D converter reference voltage (+5V)
97
AVCC
—
Power supply pin (+5V)
98
DISP SI/RX
I
Display CPU BUS data input
99
DISP SO/TX
O
Display CPU BUS data output
100
DISP CKO
O
Display CPU BUS clock output
20
CDX-M800
• IC2 M30823MH-066GP (US, Canadian model) (DISPLAY SYSTEM CONTROL) (DISPLAY Board)
• IC2 M30823MH-073GP (AEP, UK, E model) (DISPLAY SYSTEM CONTROL) (DISPLAY Board)
• IC2 M30823MH-073GP (AEP, UK, E model) (DISPLAY SYSTEM CONTROL) (DISPLAY Board)
Pin No.
Pin Name
I/O
Pin Description
1
SYS RST
I
Main chip enable input
2
NC
I
Not used. (Open)
3
FL DATA3
O
FL serial data output
4
NC
O
Not used. (Open)
5
FL CLK IN
I
FL serial clock input
6
BYTE
I
L fixed terminal
7
CNVSS
I
Flash write-in signal input
8
NC
O
Not used. (Open)
9
NC
O
Not used. (Open)
10
RESET
I
CPU reset signal input
11
XOUT
O
Main clock signal output (30MHz)
12
VSS
—
Ground
13
XIN
I
Main clock signal input (30MHz)
14
VCC
—
Power supply pin (+5V)
15
NMI
I
Non maskable interrupt signal input
16
NC
O
Not used. (Open)
17
NC
O
Connecting to pin 20.
18
NC
O
Not used. (Open)
19
NC
O
Not used. (Open)
20
NC
O
Connecting to pin 17.
21
LAT
O
FL data LAT output
22
BK
O
FL BK output
23
GCP2
O
FL GCP2 outpit
24
NC
O
Not used. (Open)
25
GCP1
O
FL GCP1 output
26
NC
O
Not used. (Open)
27
GCP4
O
FL GCP4 output
28
GCP3
O
FL GCP3 output
29
SYS SO
O
Main BUS data output
30
SYS SI
I
CPU BUS data input
31
SYS CLK
O
Main BUS clock input
32
NC
O
Not used. (Open)
33
FL DAT1
O
FL serial data output
34
NC
O
Not used. (Open)
35
FL CLK
O
FL serial clock output
36
LCD CE
O
LCD driver chip enble output
37
LCD INH
O
LCD driver inhibit output
38
NC
O
Not used. (Open)
39
HOLD
I
Flash write-in signal input
40 – 43
NC
O
Not used. (Open)
44
WRI/WR
I
Flash write-in signal input
45 – 59
NC
O
Not used. (Open)
60
VCC
O
Power supply pin (+5V)
61
NC
O
Not used. (Open)
62
VSS
O
Ground
63 – 93
NC
O
Not used. (Open)
94
AVSS
—
Ground
95
NC
O
Not used. (Open)
96
VREF
—
Power supply pin (+5V)
97
AVCC
—
Power supply pin (+5V)
98
RXD1
—
Not used. (Open)
99
FL DATA2
O
FL serial data output
100
FL CLK IN
I
FL serial clock input
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