Sony HCD-BC150 - Dvd Home Theater System, Service Manual

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7
HCD-BC150/BC250
[1]
LD : Turn on/off the laser.
[2]
Focus : Search the focus and turn on the focus.
[3]
SPDL : Turn on/off the spindle.
[4]
CLVA : Turn on/off normal servo of spindle servo.
[5]
Trk. : Turn on/off the tracking servo.
[6]
Sled : Turn on/off the sled servo.
[7]
FCS. Srch : Turn on/off the focus search.
[8]
FCS. OppL : Turn on/off the focus search to another
(opposite) layer of designated layer in Disc
Type setting. (dual layer disc only)
[0]
: All servo off.
[ ]
Sled FWD (right cursor) : Move the sled forward.
[ ]
Sled REV (left cursor) : Move the sled reverse.
[ ]
Sled FWD (up cursor) : Reset the sled.
[ ]
Sled REV (down cursor) : Limit in the sled. V
v
b
B
2-3. Track/Layer Jump
On this screen, track jump, etc. can be performed. Only for the DVD
dual layer disc, the focus jump and layer jump are displayed in the
right field
[1]
1Tj FWD : 1 track jump forward.
[2]
1Tj REV : 1 track jump reverse.
[3]
500Tj FWD : 500 track jump (fine search)forward.
[4]
500Tj REV : 500 track jump (fine search) reverse.
[5]
10kTj FWD : 10k track jump (direct search) forward.
[6]
10kTj REV : 10k track jump (direct search) reverse.
[7]
20kTj FWD : 20k track jump (direct search) forward.
[8]
20kTj REV : 20k track jump (direct search) reverse.
[0]
: All servo off.
2-4. Non EEPROM Write Adjust
On this screen, each item can be adjusted manually. Select the desired
number 1 “R” to 6 “R” from the remote commander, and current
setting for the selected item will be displayed, then increase or
decrease numeric value with the
B
“R” key or
b
“R” key. This
value is stored in the EEPROM. If CLV has been applied, the jitter
is displayed for reference for the adjustment.
Track/Layer Jump
1. 1Tj FWD
2. 1Tj REV
3.500Tj Fine FWD
4.500Tj Fine REV
5.10kTj Dirc FWD
6.10kTj Dirc REV
7.20kTj Dirc FWD
8.20kTj Dirc REV
0. All Servo Off
Exit: RETURN
Non EEPROM Write Adjust
1. Focus Offset
2. Focus Gain
3. Trk. Offset Coarse
4. Trk. Offset Fine
5. Trk. Gain
6. EQ Boost
0.All Servo Off
Exit: RETURN
[1]
Focus Offset : Adjusts focus offset.
[2]
Focus Gain : Adjusts focus gain.
[3]
TRK. Offset : Adjusts tracking offset of the RF amp (IC001)
side.
[4]
TRK. Offset : Adjusts tracking offset of the DSP (IC509)
side.
[5]
TRK. Gain : Adjusts track gain.
[6]
EQ Boost : Adjusts amount of boost of equalizer.
[0]
: All servo off.
2-5. EEPROM Write Adjust
On this screen, each item can be adjusted automatically. Select the
desired number 1 “R” to 6 “R” from the remote commander, and
selected item is adjusted automatically.
[1]
Focus Offset : Adjusts focus offset.
[2]
Focus Gain : Adjusts focus gain.
[3]
TRK. Offset : Adjusts tracking offset of the RF amp (IC001)
side.
[5]
TRK. Gain : Adjusts track gain.
[6]
EQ Boost : Adjusts amount of boost of equalizer.
[0]
: All servo off.
2-6. Memory Check
Display images are shown as follows, and all two screens are able
to switch by the
V “R” key (UP) or v “R” key (DW).
EEPROM Write Adjust
1. Focus Offset
2. Focus Gain
3. Trk. Offset Coarse
4. --------------------
5. Trk. Gain
6. EQ Boost
0.All Servo Off
Exit: RETURN
EEPROM Data 1/2 CD SL L0 L1
Focus Gain xx xx xx xx
Trk. Gain xx xx xx xx
Focus Offset xx xx xx xx
Trk. Offset xx xx xx xx
EQ. Boost xx xx xx xx
PI Level xx xx -- --
Fcs. Balance -- xx -- --
Jitter xx xx xx xx
Mirror Time xx xx xx --
FE Level -- xx -- --
Traverse Lv1. -- xx -- --
Next:DW Default:CLR Exit:RET