Sony HCD-GT22 Service Manual page 16

HCD-GT22/GT44/GT55
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VERSION DISPLAY MODE
This mode is used to check the model, destination and software
version.
Procedure:
1. Press the button to turn the power on.
I/1
2. Press three buttons of ,
x
neously.
3. When this mode is activated, model type and destination (*1)
are displayed on the fluorescent indicator tube.
*1) GRL2H : HCD-GT22
GRL2HS : HCD-GT44
GRL3HS : HCD-GT55
Example: GRL3HS_LATIN: Latin American models of HCD-GT55
4. Press the [TAPE REC PAUSE/START] button to display the soft-
ware version (*2) and year, month, day of the software cre-
ation.
*2) G**.*** : The version of system controller (IC901 on the MAIN
board).
M**.*** : The version of USB control module in the sysytem
controller.
U**.*** : The version of USB controller (IC901 on the USB
board).
5. To release this mode, press three buttons of
[ILLUMINATIOM] simultaneously.
CD ERROR CODE DISPLAY MODE
This mode can be used for error code display of CD section.
Procedure:
1. Press the button to turn the power on.
I/1
2. Press the [CD] button to select "CD".
3. Press three buttons of
x
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neously.
4. When this mode is activated, mechanism deck error code is
displayed on the fluorescent indicator tube.
5. Press the [ENTER] button to changed over between optical
pick-up error code display mode and mechanism deck error
code mode.
Note: There are two [ENTER] buttons on the HCD-GT55, but it works in
the same way whichever button is pressed.
6. Press the [TUNING +]/[TUNING ---] button to change over dis-
play of error history number.
7. To release this mode, press the
off.
1. Mechanism Deck Error Code Mode
When this mode is entered, mechanism deck error code is displayed
with the 10-character format on the fluorescent indicator tube.
The first digit from the left indicates:
The first digit from the left indicates which mode the error history
is. In the mechanism deck error code mode, "M" is displayed on
the fluorescent indicator tube.
The second digit from the left indicates:
(Error history number display)
The second digit from the left indicates which order the error history
is. "0" indicates the latest error history, and each time the number
increases by one, the error history goes back to one-previous error.
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The third and 4th digit from the left indicates:
(Error status display)
The third and 4th digit from the left indicates which error status is
indicated.
Display
0 0 No error
0 8 Table operation time-out (Table does not move to the target
position within the specified time)
1 6 In the chucking down operation, the operation was retried
by the maximum number of times but the operation could
not be completed
1 7 In the chucking up and down operation, the reverse
recovery processing was attempted but it could not be
recovered
1 8 In the chucking up operation, the operation was retried by
the maximum number of times but the operation could not
be completed
2 0 Loading operation time-out (Table does not move to the
target position within the specified time)
2 2 As the chuck was in the ex-open status at the initialization,
the closing was attempted but could not be completed
The 5th and 6th digit from the left indicates:
(Present status display)
The 5th and 6th digit from the left indicates which operating status
when an error occurred is indicated.
Display
Q Q
3 6 7 1 3
0 1 Open completion status
0 2 From open status, the movement to chucking down position
is under way
0 3 From chucking down position, the open operation is under
way
0 4 Chucking down completion status
1 0 The chucking down operation is under way
1 1 The chucking up operation is under way
1 2 Close completion status
1 3 From close status, the ex-open operation is under way
1 4 From ex-open status, the close operation is under way
1 8 Ex-pen completion status
The 7th and 8th digit from the left indicates:
(Motor status display)
The 7th and 8th digit from the left indicates which motor output
status when an error occurred is indicated.
Display
× 0
No table motor output
× 1
Table motor forward output
× 2
Table motor backward output
× 3
Table motor break output
0 ×
No loading motor output
1 ×
Loading motor forward output
2 ×
Loading motor backward output
3 ×
Loading motor break output
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2 9 9 4 2 8
Status
Status
1 5 0 5 8 2 9 9 4
Status
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2 8 9 9