Sony CDX-GT929U / CDX-GT970US Service Manual ▷ View online
CDX-GT929U/GT970US
17
3-11. SLED MOTOR ASSY
sled motor assy
sled motor assy
spring
spring
stand
stand
turn table
three serration screws
(M
2
× 3)
three serration screws
(M
2
× 3)
Note: Place the stand with care not to touch the turn table.
Note:
Never remove these parts since they were adjusted.
Never remove these parts since they were adjusted.
Note for Assembly
Note: Take care to prevent the chassis from being bent
when tightening the three machine screws.
CDX-GT929U/GT970US
18
3-12. OPTICAL PICK-UP SECTION
3-13. OPTICAL PICK-UP
optical pick-up section
Note: Be careful not to touch the lens and hologram
terminal when removing the optical pick-up section.
There is space at the end of the
leaf spring (sub guide) to avoid
contact with the slide.
leaf spring (sub guide) to avoid
contact with the slide.
pan tapping screw
(M
1.4
× 2.5)
leaf spring (sub guide)
leaf spring (OP)
optical pick-up
lead screw assy
Notes for Assembly
Prevent the end of the
leaf spring (sub guide) from being
in contact with the OP slide base.
leaf spring (sub guide) from being
in contact with the OP slide base.
Prevent the end of the
leaf spring (sub guide) from being
in contact with the OP slide base.
leaf spring (sub guide) from being
in contact with the OP slide base.
CDX-GT929U/GT970US
19
SECTION 4
DIAGNOSIS FUNCTION
Description of the Diagnostics function:
1. Setting the Diag display mode
With the power off, press the [4] button, [5] button, and [4]
button on the set body or the remote control (for more than 2
seconds) in turn.
button on the set body or the remote control (for more than 2
seconds) in turn.
2. Canceling the Diag display mode
During the Diag function mode, press the [OFF] button.
3. Initial display in the Diag display mode.
Just when the Diag mode is entered, “reset count” is displayed.
The display mode is switched by each rotation of [
>
,
] or
[
< .
] keys.
4. Contents of each display mode
4-1. Reset count display mode
4-2. Reset count by watchdog timer display mode
4-3. Number of connected units display mode
The display mode is switched by each rotation of [
M
+] or [
m
–] keys
during the number of connected units display mode.
99
99
999
9999
99
99999
99
Reset count display
OFFSET/FAILURE error display
CD error information display
Operating hours display
Number of connected units display
Reset count by watchdog timer display
DIAG
DIAG
DIAG
DIAG
DIAG
DIAG
USB error information display
DIAG
99
Reset count
(in hexadecimal format)
(in hexadecimal format)
Diag code
01: Reset count
01: Reset count
DIAG
99
Reset count
(in hexadecimal format)
(in hexadecimal format)
Diag code
02: Number of resets by watchdog timer
02: Number of resets by watchdog timer
DIAG
999
Show the number of connected units for
CD-C, MD-C and XM respectively from
the leftmost (in hexadecimal format).
CD-C, MD-C and XM respectively from
the leftmost (in hexadecimal format).
Recency of information
1-3: 1 represents the latest.
1-3: 1 represents the latest.
Diag code
03: Number of connected unit.
03: Number of connected unit.
DIAG
999
999
999
DIAG
DIAG
DIAG
No. of connected units history 1 (latest) display
No. of connected units history 3 display
No. of connected units history 2 display
CDX-GT929U/GT970US
20
4-4. Operating hours display mode
4-5. CD error information display mode
4-5-1. Error description
4-5-1. Error description
4-5-2. Operating hours
The display mode is switched by each rotation of [
M
+] or [
m
–]
keys during the CD error information display mode.
Error information
Indication
Description
1X
SERVO ERROR
3X
LOADING ERROR
4X
TRACK JUMP
5X
TEXT ERROR
FX
MECHA ERROR
9999
Operating hours
(in hexadecimal format)
(in hexadecimal format)
Diag code
04: Operating hours
04: Operating hours
DIAG
99
Error description
(in hexadecimal
format)
(in hexadecimal
format)
Recency of information
1-3: 1 represents the latest.
1-3: 1 represents the latest.
Diag code
05: CD error information
05: CD error information
DIAG
9999
DIAG
Operating hours
Recency of information
1-3: 1 represents the latest.
1-3: 1 represents the latest.
Diag code
05: CD error information
05: CD error information
99
9999
99
9999
99
9999
CD error info history 1 (latest)
Error description plus error details display
Error description plus error details display
CD error info history 3
Operating hours display
Operating hours display
CD error info history 3
Error description plus error details display
Error description plus error details display
CD error info history 2
Operating hours display
Operating hours display
CD error info history 2
Error description plus error details display
Error description plus error details display
CD error info history 1 (latest)
Operating hours display
Operating hours display
DIAG
DIAG
DIAG
DIAG
DIAG
DIAG
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