Sony CDP-XE800 Service Manual ▷ View online
— 9 —
Center of the waveform
B
level : 1.3 ± 0.6 Vp-p
0V
7. Press the “8” button. (The tracking servo and sledding servo are
turned ON.) Confirm the C (DC voltage) is almost equal to the A
(DC voltage) is step 6.
(DC voltage) is step 6.
Traverse waveform
8. Disconnect the lead wire of TP1 (ADJ : JW75) connected in step
1.
2. Turned Power switch on.
3. Put the disc (YEDS-18) in to play the number five track.
3. Put the disc (YEDS-18) in to play the number five track.
Confirm that reading on frequency counter is 4.3218MHz.
Adjustment Location :
[ BD BOARD ] — Side A —
IC102
TP (TE)
TP (FE)
TP (VC)
TP (RF)
[ MAIN BOARD ] — Component Side —
A (DC voltage)
0V
Tracking servo
Sledding servo
OFF
Tracking servo
Sledding servo
ON
C (DC
voltage)
voltage)
RF PLL Free-run Frequency Check
Procedure :
1. Connect frequency counter to test point (XPLCK) with lead wire.
1. Connect frequency counter to test point (XPLCK) with lead wire.
TP1
(ADJ)
TP2
(AFADJ)
JW75
JW76
IC920
CN302
CN301
J301
IC305
TP (XPLCK)
IC101
TP (FEI)
IC103
frequency counter
BD board
TP (XPLCK)
6. Check the level B of the oscilliscope's waveform and the A (DC
voltage) of the center of the Traverse waveform.
Confirm the following :
A/B x 100 = less than ± 22%
Confirm the following :
A/B x 100 = less than ± 22%
Traverse waveform
— 10 —
KEY board
SLED board
DISPLAY board
MAIN board
SPINDLE board
LOADING board
BD board
HEADPHONE board
TRANSFORMER board
SECTION 6
DIAGRAMS
6-1. CIRCUIT BOARDS LOCATION
— 11 —
6-2. IC PIN FUNCTION
• IC801 SYSTEM CONTROL, FLUORESCENT INDICATOR TUBE DRIVE (CXP82316-060Q)
Function
Connected to +5V.
Audio bus input.
Connected to +5V.
Not used. (open)
Latch signal output to digital filter (IC303).
Serial clock output.
SENSE signal input.
Serial data output.
Read out clock output for subcode Q data.
Subcode Q data input.
Not used. (open)
Analog muting control signal output.
Optical pickup laser diode control output.
Serial data latch signal output.
Not used. (open)
Remote commander volume +. (Not used)
Remote commander volume –. (Not used)
Loading motor control signal output.
Key input. (S801 to S810, S820 to S826, S828)
ADJ, AFADJ test pin.
Loading IN/OUT switch input.
Reset signal input.
Clock input. (4 MHz)
Clock output. (4 MHz)
Ground
Not used. (open)
Fluorescent Indicator Tube segment output.
Fluorescent Indicator Tube grid output.
–30V pin for Fluorescent Indicator tube.
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22 to 27
28
29
30
31
32
33
34 to 41
42 to 62
63 to 70
71
72
73
74
75
76
77
78
79
80
Pin Name
TIMER
RM (BUSIN)
+5V
OPEN
OPEN
(BUS-OUT)
PRGL
CLK
SENSE
DATA
SQCK
SUBQ
OPEN
AMUTE
LDON
XLT
RVLED
RV+
RV–
LDOUT
LDIN
KEY0 to KEY5
ADJ/AFADJ
IN/OUTSW
RST
EXTAL
XTAL
V
SS
OPEN
S1 to S21
1G to 8G
VFDP (–30V)
V
DD
(+5V)
—
SEL1
IN PORT
IN PORT
IN PORT
SCOR
SEL2
SEL3
I/O
–
I
–
–
–
–
O
O
I
O
O
I
–
O
O
O
–
O
O
O
O
I
–
I
I
I
O
–
–
O
O
–
–
–
–
–
–
–
I
–
–
Connected to Ground.
Connected to +5V.
Read out timing signal input for subcode Q data.
Connected to Ground.
Connected to +5V.
+5V pin.
— 27 —
Ref. No.
Part No.
Description
Remark
SECTION 7
EXPLODED VIEWS
NOTE:
• Items marked “*” are not stocked since they are
seldom required for routine service. Some delay
should be anticipated when ordering these items.
should be anticipated when ordering these items.
• The mechanical parts with no reference number in
the exploded views are not supplied.
• Hardware (# mark) list and accessories and pack-
ing materials are given in the last of this parts list.
7-1. FRONT PANEL SECTION
Ref. No.
Part No.
Description
Remark
* 1
4-980-480-01 CUSHION (LOADING)
2
4-978-900-01 PANEL, LOADING
3
4-977-590-21 KNOB (AMS)
4
3-354-981-01 SPRING (SUS), RING
5
4-950-189-01 KNOB (A) (VOL)
6
X-4946-658-1 PANEL ASSY (ALS), FRONT
7
4-978-398-01 CUSHION
8
4-963-404-21 EMBLEM (5-A), SONY
9
4-951-620-01 SCREW (2.6X8), +BVTP
* 10
1-658-815-11 HEADPHONE BOARD
* 11
1-658-813-11 KEY BOARD
* 12
A-4673-819-A DISP BOARD, COMPLETE
13
3-363-099-01 SCREW (CASE 3 TP2)
* 14
4-978-901-01 CASE (409526)
* 15
4-962-329-01 DAMPER
16
4-977-589-21 BUTTON (POWER)
17
4-977-358-01 CUSHION (8X12.5)
* 18
4-962-201-01 PLATE (HP), GROUND
19
X-3371-435-1 FOOT ASSY (F50150S)
20
4-978-897-01 PLATE, INDICATION
1
2
3
4
5
7
8
9
9
10
11
13
16
18
#1
#1
not supplied
Supplied with
RV350
RV350
Supplied with
J350
J350
20
13
14
15
17
#1
#1
6
7
9
9
17
19
not supplied
not supplied
12
not supplied
not supplied
19
#1
9
#1
The components identified by
mark
mark
! or dotted line with mark
! are critical for safety.
Replace only with part number
specified.
Replace only with part number
specified.
Click on the first or last page to see other CDP-XE800 service manuals if exist.