CDX-GT10W/GT100/GT150/GT150S
3-3. BLOCK DIAGRAM N DISPLAY SECTION NY NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
SYSTEM CONTROLLCD DRIVERTHIS NOTE IS COMMON FOR PRINTED WIRING
IC501 (3/3)IC901
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed
41KEYIN0in each block.)
KEY MATRIX5
LSW901-903,908-920LCD SO 2864S1DI|LCD901
40KEYIN1|55
LCD CKO 2963 CLKCLS48YLIQUIDFor schematic diagrams.For printed wiring boards.
D503LCD CE 2762 CECE60CRYSTALNote:Note:
COM451DISPLAYY All capacitors are in ?F unless otherwise noted. (p: pF)Y X : parts extracted from the component side.
PANEL
KEY ACKNOWLEDGE||50 WV or less are not indicated except for electrolyticsY Y : parts extracted from the conductor side.
SWITCH52KEY ACKCOM154
Q664and tantalums.Ya: Through hole.
RE901Y All resistors are in & and 1/4 W or less unless otherwiseY: Pattern from the side which enables seeing.
PUSH SELECTBACK LIGHTDIMMER
76XKEY ONspecified.(The other layers' patterns are not indicated.)
(VOLUME)12f
Y: internal component.
PANEL+BY C : panel designation.Caution:
ROTARY
Pattern face side: Parts on the pattern face side seen from the
ENCODER31 RE-IN0LED932
32 RE-IN1LCD BACKNote:Note:(Side B)pattern face are indicated.
()
LIGHTThe components identi-Les composants identifiŽs parParts face side: Parts on the parts face side seen from the
fied by mark 0 or dottedune marque 0 sont critiques (Side A)parts face are indicated.
LED941-944,951
BU+3.3Vline with mark 0 are criti-pour la sŽcuritŽ.
LSW901-903,9081-920
cal for safety.Ne les remplacer que par une
10K
S502
Replace only with partpiŽce portant le numŽro
FREQUENCY3 AREASEL0DIMMERC
()number specified.spŽcifiŽ.
SELECTOR
9KLED DRIVE
Q931Q
Y A : B+ Line.These are omitted
GT150/GT150SY B : B� Line.B E
LCD BACK LIGHT
7 NOSE DETLED DRIVEY H : adjustment for repair.
Q932YVoltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
RESETY CD mechanism section
88SYS RST
IC602
no mark : CD PLAY
BU+3.3V2 VDD VOUT 177RESETY Main (1/3), (2/3), (3/3) and Key sections
BEC
S702 no mark : FM
RESET() AM: These are omitted
<> :CD PLA Y
79XOUT?: Impossible to measure
X502
32.678kHzOSC IN 82YVoltages are taken with a VOM (Input impedance 10 M&).
80XINX501Voltage variations may be noted due to normal produc-
18.432MHz
OSC OUT 83tion tolerances.E CB
YWaveforms are taken with a oscilloscope.These are omitted
Voltage variations may be noted due to normal produc-
tion tolerances.
Y Circled numbers refer to waveforms.
Y Signal path.
J: CD PLAY
3-4. CIRCUIT BOARDS LOCATIONF: FM
f: AM
L : AUX
SERVO board
SENSOR board
tuner unit
(TU1)
MAIN board
KEY board
JACK board
CDX-GT10W/GT100/GT150/GT150S
1515 |
ACEC
