21
21
HCD-DX70
6-1. CIRCUIT BOARD LOCATION
POWER board
MAIN board
SENSOR board
SUB TRANS board
MAIN TRANS board
CD SW board
PAD SWITCH board
PANEL board
DRIVER board
VIDEO board
SW board
HEAD (B) board
HEAD (A) board
BD board
MOTOR board
CD SENSOR board
• WAVEFORMS
1
IC101
yj
(XTAO)
CD PLAY MODE
6.4Vp-p
16.9344MHz
1.2Vp-p
2
IC101
ta
(RFAC)
CD PLAY MODE
3
IC101
ra
(TE)
CD PLAY MODE
4
IC101
el
(FE)
CD PLAY MODE
400nsec/div
approx 200mVp-p
approx 170mVp-p
1
IC501
qa
(XC-OUT)
STOP MODE
3.0Vp-p
32.768kHz
3.4Vp-p
2
IC501
qd
(X-OUT)
STOP MODE
3
T301
4
TAPE B REC MODE
16MHz
120Vp-p
80.7kHz
1
IC601
is
(XOUT)
STOP MODE
4.8Vp-p
4MHz
– BD BOARD –
– MAIN BOARD –
– PANEL BOARD –
Содержание HCD-DX70
Страница 28: ...HCD DX70 28 28 6 7 SCHEMATIC DIAGRAM MAIN 2 4 SECTION Page 24 Page 41 Page 29 Page 27 Page 30 ...
Страница 33: ...33 33 HCD DX70 6 13 SCHEMATIC DIAGRAM POWER AMP SECTION Page 43 Page 43 Page 30 Page 30 ...
Страница 37: ...37 37 HCD DX70 6 17 SCHEMATIC DIAGRAM SWITCH SECTION Page 35 Page 35 ...
Страница 39: ...39 39 HCD DX70 6 19 SCHEMATIC DIAGRAM LEAF SW SECTION E Page 30 4 4 ...
Страница 41: ...41 41 HCD DX70 6 21 SCHEMATIC DIAGRAMS DRIVER SECTION See page 50 for IC Block Diagrams IC B D B Page 28 2 4 ...
Страница 43: ...43 43 HCD DX70 6 23 SCHEMATIC DIAGRAM TRANS SECTION H Page 33 Page 33 ...