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– POWER SECTION –
– 23 –
– 24 –
HCD-XB88AVK/XB88K
• R CH : Same as L ch
• SIGNAL PATH
: FM
Rch
Q323
Rch
1
2
4
7
PROTECTOR
IC301
PROTECT
SWITCH
Q301
RY402
OVER LOAD
DET
Q601,651
THERMAL
DET
Q670,671
THP670
1
10
6
13
18
RY401
–1
–2
POWER AMP
IC601
OVER LOAD
DET
Q201
Rch
POWER AMP
IC201
FRONT
REAR
CENTER
DBFB
STK MUTE
R RELAY
D5V
SWITCHED
D5V
SW
Q905
D905
+5V
D7V
A+7.5V
A–7.5V
+5V REG
IC902
+7V REG
IC903
+12V REG
IC904
+12V
ST10V
PRO-LOG 10V
+10V REG
IC905
+7V, –7V REG
IC901
Q907
Q901
VFDP
XB88AVK
UNREG
–12V
POWER B+
POWER B–
SURR B+
SURR B–
AC
IN
AU/D5V SW
CD POWER
6
1
10
REAR
CENTER
FRONT
FRONT
SPEAKER
TM401
PHONES
J760
Rch
HP / SP
SWITCHING
Q401,405
FRONT
REAR
CENTER
SURROUND
SPEAKER
TM402
6
–1
RELAY
DRIVE
Q404
Rch
FAN MOTOR
DRIVER
Q961, 962
M
UNREG
–12V
M901
FAN
MOTOR
REAR
CENTER
3
1
3
1
1
10
2
9
4
3
1
3
1
+B
RELAY
DRIVE
Q403
RELAY
CONTROL
Q402
MUTE
SWITCH
Q331
POWER ON/OFF
CD REG
Q904
+5V REG
Q906
+7.5
–7.5
EN
VCC
VEE
RECT
D901
RECT
D110,111
VF REG
Q941
RECT
D104,105
VOLTAGE
SELECTOR
S901
RECT
D101
RECT
D102
RECT
D302,303
VF
XB88K
XB88AVK
VF
T501
POWER
TRANSFORMER
MAIN
SECTION
D
09
(Page 22)
T901
POWER
TRANSFORMER
Содержание HCD-XB88AVK
Страница 4: ... 4 Front Panel 1 7 8 9 º ª 2 3 4 6 º ª º ª º º º ª 5 SECTION 1 GENERAL ª ...
Страница 29: ... 41 42 6 10 SCHEMATIC DIAGRAM MAIN 3 5 SECTION See page 35 for Printed Wiring Board HCD XB88AVK XB88K ...
Страница 30: ... 43 44 6 11 SCHEMATIC DIAGRAM MAIN 4 5 SECTION See page 35 for Printed Wiring Board HCD XB88AVK XB88K ...
Страница 33: ... 49 50 6 14 SCHEMATIC DIAGRAM DECK SECTION See page 81 for IC Block Diagrams HCD XB88AVK XB88K Page 45 Page 45 ...
Страница 35: ... 53 54 6 16 SCHEMATIC DIAGRAM POWER SECTION See page 81 for IC Block Diagrams HCD XB88AVK XB88K ...
Страница 39: ... 61 62 6 20 SCHEMATIC DIAGRAM TC CD PANEL 1 SECTION HCD XB88AVK XB88K Page 55 Page 55 ...
Страница 40: ... 63 64 HCD XB88AVK XB88K 6 21 SCHEMATIC DIAGRAM HP MIC SECTION See page 81 for IC Block Diagrams ...
Страница 43: ... 69 70 6 24 SCHEMATIC DIAGRAM CD MOTOR SECTION See page 81 for IC Block Diagrams HCD XB88AVK XB88K Page 40 ...
Страница 44: ... 71 72 6 25 PRINTED WIRING BOARD TRANS SECTION See page 16 for Circuit Boards Location HCD XB88AVK XB88K ...
Страница 45: ... 73 74 6 26 SCHEMATIC DIAGRAM TRANS SECTION HCD XB88AVK XB88K ...