No. Symbol No. Symbol Reference voltage
q
TP RFEQO Ⓐ TP VC:
q
-
i
w
TP RFO Ⓑ CN93 (7)or(9) DGND:
Q3
-
Q5
e
TP FEI Ⓒ CN82(4) MGND:
o
-
Q2
r
R850 FOC1
t
TP TEI
y
R842 TRO1
u
R843 FMO1
i
R844 DMO1
o
CN82(3) OPSW
Q0
CN82(5) CLSW
Q1
CN82(2) LOAD+
Q2
CN82(1) LOAD-
Q3
R443 LRCK
Q4
R444 SCLK
Q5
R442 SDATA
2. WAVEFORMS
1. DISC PLAY RF WAVEFORM (EYE-PATTERN) 2. DISC DETECTION
3. TOC READ 4. FOCUS ADJUSTMENT
q
RFEQO
w
RFO
e
FEI
r
FOO
t
TEI
y
TRO
u
FMO
i
DMO
1V/div
500mV/div
1V/div
1V/div
1V/div
500mV/div
1V/div
1V/div
500mV/div
1V/div
1V/div
1V/div
500mV/div
1V/div
1V/div
500mV/div
1V/div
1V/div
1V/div
500mV/div
1V/div
q
RFEQO
q
RFEQO
1.3 CD-RW (TCDW082W) PLAY
1.2 CD-R (TCDR082W) PLAY
CD(TCD784) DETECTION
2.3 CD-RW (TCDW082W) DETECTION
2.2 CD-R (TCDR082W) DETECTION
w
RFO
e
FEI
r
FOO
t
TEI
y
TRO
u
FMO
i
DMO
w
RFO
e
FEI
r
FOO
t
TEI
y
TRO
u
FMO
i
DMO
CD(TCD784) READ
1V/div
500mV/div
1V/div
1V/div
1V/div
500mV/div
1V/div
1V/div
500mV/div
1V/div
1V/div
1V/div
500mV/div
1V/div
1V/div
500mV/div
1V/div
1V/div
1V/div
500mV/div
1V/div
3.3 CD-RW (TCDW082W) READ
3.2 CD-R (TCDR082W) READ
CD(TCD784) FOCUS ADJUSTMENT
4.3 CD-RW (TCDW082W) FOCUS ADJUSTMENT
4.2 CD-R (TCDR082W) FOCUS ADJUSTMENT
w
RFO
e
FEI
r
FOO
t
TEI
y
TRO
u
FMO
i
DMO
w
RFO
e
FEI
r
FOO
t
TEI
y
TRO
u
FMO
i
DMO
w
RFO
e
FEI
r
FOO
t
TEI
y
TRO
u
FMO
i
DMO
43