Sony HCD-EC69i Service Manual page 20
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- Operating instructions (2 pages) ,
- Service manual (68 pages) ,
- Service manual (68 pages)
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CD SERVO TEST MODE
This mode can check the servo system operations of the optical
pick-up system (= optical unit + CD board).
Note 1: Do not enter the this mode while any other test mode is in prog-
ress.
Note 2: Do not enter any other test mode while the this mode is in prog-
ress.
How to Enter the CD Servo Test Mode
Procedure:
1. Press the [
] button to turn the power on.
?/1
2. Press the [FUNCTION] button to select CD function.
3. Press three buttons of [u], [TUNING + M L] and
[
] simultaneously.
?/1
4. It enters the CD servo test mode and displays "BDT S CU".
How to Exit from the CD Servo Test Mode
Procedure:
1. Press three buttons of [u], [TUNING + M L] and
[
] simultaneously.
?/1
2. It releases from the CD Servo Test Mode and returns to the
ordinary CD function.
Key Operation:
[
+], [
–]:
Use these keys to move between the fi ve modes
contained in the CD Servo Test Mode, that are the
S-Curve Mode, the RAM Read Mode, the RAM
Write Mode, the Command Out Mode and the Error
Rate Mode as described below. Also, use these keys
to move between the menus within the respective
TE
L 13942296513
fi ve modes. When [
vances to the next menu or to the next mode. When
[
–] is pressed, the screen returns back to the
previous menu or to the previous mode. Use these
keys also to increase or decrease the numeric value
when changing the numeric value. Pressing [
increases the value and pressing [
the value.
[DSGX], [iPod]:
Use these keys to move between the different layers
of the hierarchy of the CD Servo Test Mode shown
below. Press [DSGX] to move down to the lower
layer, and press [iPod] to move up to the higher
layer.
[TUNING + M L], [– TUNING l m]:
Use these keys to move the cursor to the right digit
or to the left digit in the six-digit number, when
changing the numeric value.
Press [TUNING + M L] to move the cursor
to the right, and press [– TUNING l m] to
return the cursor to the left.
[FUNCTION]:
Use this key to execute Command Out in the Com-
mand Out Mode.
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.
20
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+] is pressed, the screen ad-
+]
–] decreases
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http://www.xiaoyu163.com
2 9
8
CD Servo Test Mode Tree:
Higher layer
S Curve Mode
LD ON
(BDT S CU)
(LD ON)
RAM Read Mode
Disc Type
(BDTRAM R)
(DISCTYPE)
Gain Index
(GAININDX)
RFO GAIN
(RFO_GAIN)
FEO GAIN
(FEO_GAIN)
SBAD GAIN
(SBAD_GAI)
TEO GAIN
(TEO_GAIN)
Disc Size
(DISCSIZE)
Op ABRAKE Error
(OPABRKER)
SBBT Data
(SBBT DAT)
FEOOCD
(FEOOCD)
RAM Write Mode
SPG Mask
(BDTRAM W)
(00 SPG)
Fix RF Gain
(00 FIX)
TMAX ON
(00 TMA)
Driver Mute OFF
(00 D_M)
Command Out Mode
COMOUT6X
(BDT COMO)
(COMOUT6X)
READ2X
(READ2X)
REG READ
(REG_READ)
Q Q
FEBC?
3
6 7
1 3
1 5
(FEBC?)
FGADD?
(FGADD?)
TEBC?
(TEBC?)
TGADD?
(TGADD?)
RFGC?
(RFGC?)
FEOF?
(FEOF?)
TEOF?
(TEOF?)
TEIOCD1?
(TEIOCD1?)
TEIOCD2?
(TEIOCD2?)
TEIOCD3?
(TEIOCD3?)
TEOOCD?
(TEOOCD?)
FEOOCD?
(FEOOCD?)
MONITOR
(MONITOR)
Error Rate Mode
(BDT ERR)
co
.
9 4
2 8
Lower layer of menu hierarchy
value indication
(AL: 0000, RW: 0001)
value indication
(0001)
value indication
(0009)
value indication
(0005)
value indication
(0007)
value indication
(000A)
value indication
(0000: Non disc, 0001: 8cm,
0002: 12cm)
value indication
(0000)
value indication
(006C)
value indication
(0440)
value edit
(Non mask:00, Mask:01)
value edit
(Non Fix:00, AL Fix:01, RW Fix:02)
value edit
value edit
(Normal:00, Forced OFF:01)
value edit
command out
(000000)
(OK)
value edit
command out
(60)
(50)
value edit
command out
(00)
(0000)
command out
0 5
8
2 9
9 4
2 8
(00)
command out
(10)
command out
(00)
command out
(00)
command out
(00)
command out
(FFC0)
command out
(FFC0)
command out
(FE80)
command out
(FF40)
command out
(FFC0)
command out
(FD00)
command out
(F780)
value edit
command out
(570A00)
(OK)
Error rate indication
(00000000)
m
9 9
9 9
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