Sony DHC-MD777 / HMC-MD777 Service Manual ▷ View online
– 115 –
Pin No.
Pin Name
I/O
Function
71
LPH (XMODE)
O
Laser power control signal output to the CXA2568M (IC103) on the CD block
72
SENSE2
I
Monitor detection signal input of the internal status Not used (open)
73
I2CDATA
I/O
Data input/output terminal for the I2C bus
74
SENSE
I
Internal status detection monitor input from the CXD2587Q (IC101) on the CD block
75
I2CCLK
I/O
Shift clock signal input/output terminal for the I2C bus
76 to 83
A0 to A7
O
Address signal output to the static RAM (IC302)
84 to 91
D0 to D7
I/O
Two-way data bus with the static RAM (IC302)
92 to 98
A8 to A14
O
Address signal output to the static RAM (IC302)
99
A15
O
Address signal output to the external device Not used (open)
100
VSS
—
Ground terminal
– 116 –
(1)
CASE SECTION
SECTION 7
EXPLODED VIEWS
The components identified by
mark
mark
! or dotted line with mark
! are critical for safety.
Replace only with part number
specified.
specified.
• Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering
these items.
delay should be anticipated when ordering
these items.
• The mechanical parts with no reference num-
ber in the exploded views are not supplied.
• Hardware (# mark) list is given in the last of
the electrical parts list.
NOTE:
• -XX and -X mean standardized parts, so they
may have some difference from the original
one.
one.
• Color Indication of Appearance Parts
Example:
KNOB, BALANCE (WHITE) . . . (RED)
KNOB, BALANCE (WHITE) . . . (RED)
↑
↑
Parts Color Cabinet's Color
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
* 1
4-213-360-01 CASE
2
3-363-099-11 SCREW (CASE 3 TP2)
3
1-790-267-11 WIRE (FLAT TYPE) (19 CORE)
2
1
2
3
5
6
#1
#1
#1
#1
#1
#2
MDM-C1F
CDM53-K1BD33
4
4
4-965-822-01 FOOT
5
1-773-181-11 WIRE (FLAT TYPE) (23 CORE)
6
1-790-263-11 WIRE (FLAT TYPE) (13 CORE) (130mm)
– 117 –
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
(2)
FRONT PANEL SECTION
51
X-4950-483-1 PANEL ASSY, FRONT
52
X-4950-488-1 LID (MD) ASSY
* 53
4-930-336-71 FOOT (FELT)
54
4-213-326-01 WINDOW (FL)
55
X-4950-486-1 LID (CD) ASSY
56
4-213-336-01 SPRING (LID-CD), TOGGLE
57
4-951-620-01 SCREW (2.6X8), +BVTP
* 58
3-973-975-21 DAMPER, OIL
59
4-213-351-01 SPRING (LID-MD), TOGGLE
* 60
X-4950-489-1 BRACKET (LID-MD) B ASSY
61
4-213-949-01 COVER (OPEN)
62
4-213-342-01 LEVER (OPEN)
63
4-213-343-01 SPRING (OPEN), COMPRESSION
64
4-213-341-01 BUTTON (OPEN)
65
3-701-440-21 WASHER, 3.5
* 67
A-4724-393-A CD JOG BOARD, COMPLETE
68
4-951-620-11 SCREW (2.6X10), +BVTP
* 69
1-671-818-11 CONNECTOR BOARD
70
4-908-618-21 SCREW (+BTP) (2X6)
* 71
A-4724-396-A CD SW BOARD, COMPLETE
72
X-4950-484-1 BUTTON (TOP 1) ASSY
73
1-790-265-12 WIRE (FLAT TYPE) (11 CORE)
* 74
A-4724-390-A CD DISPLAY BOARD, COMPLETE
* 75
A-4724-391-A MD DISPLAY BOARD, COMPLETE
* 76
A-4724-397-A MD SW BOARD, COMPLETE
* 77
4-213-353-01 BRACKET (PLUG)
* 78
A-4724-394-A MD JOG BOARD, COMPLETE
79
1-790-264-11 WIRE (FLAT TYPE) (13 CORE) (179mm)
80
4-213-333-01 KNOB (JOG)
* 81
1-671-822-11 WM BOARD
80
57
51
64
62
63
61
57
53
52
81
54
65
57
not
supplied
supplied
not
supplied
supplied
not
supplied
supplied
not
supplied
supplied
not
supplied
supplied
55
56
57
58
60
57
69
67
70
71
68
70
78
77
79
68
68
76
72
68
75
68
74
68
68
73
72
#4
59
– 118 –
(3)
CHASSIS SECTION
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
* 101
3-346-265-11 HOLDER, PC BOARD
* 102
A-4724-389-A MAIN BOARD, COMPLETE
103
1-790-268-11 WIRE (FLAT TYPE) (21 CORE)
* 104
A-4724-482-A MICROCOMPUTER BOARD, COMPLETE
105
1-790-266-11 WIRE (FLAT TYPE) (17 CORE)
* 106
4-213-359-11 PANEL, BACK
* 107
A-4724-392-A RELAY BOARD, COMPLETE
SS202
1-569-972-21 SOCKET, SHORT 2P
not
supplied
supplied
not
supplied
supplied
not
supplied
supplied
not
supplied
supplied
not
supplied
supplied
not
supplied
supplied
not
supplied
supplied
#1
#1
#1
#1
#1
#1
SS202
103
104
105
106
107
#1
102
101
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