Location Of Sensors And Their Functions - Sony ODS-D77U Service Manual

Optical disc archive drive unit
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1-8.

Location of Sensors and Their Functions

SE-1150 board (Side A)
3
2
SM-44 board (Side B)
17
SM-43 board (Side A)
16
15
SM-39 board
SM-39 board
(Side A)
(Side B)
5
Board
Location
Name
No.
SE-1150
1
2
3
SE-1151
4
SM-39
5
6
SM-41
7
8
9
10
ODS-D77U/ODS-D77F
18
19
14
SM-42 board (Side A)
11
6
Name
Ref.
No.
IN_LIM_1
PH2
GYRO_A
VS1
GYRO_B
VS2
IN_LIM_0
PH1
Lid Open
PH1
Select FG
PH2
CT-OUT
S1
LD-OUT
S2
LD-IN
S3
CT-IN
S4
SE-1150 board (Side B)
1
SE-1151 board (Side B)
SM-41 board (Side A)
9
10
12
13
Function
Detecting position of the optical block assembly (front side)
Detecting the angular velocity applied to the optical block
assembly
Detecting position of the optical block assembly (rear side)
Detecting the RFID lid opening and shutting and the car-
tridge existence
Detecting arm angle (FG) signal of carry loader
Detecting unloading end position and the cartridge existence
Detecting unloading end position
Detecting loading end position
Detecting loading end position and the cartridge existence
4
8
7
Continued
1-9

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