- 2-20 -
PLAY MODE CHECK
IC201 46Pin VCC CHECK
VOLTAGE CHECK LIST
YES
NO
Deck Mecha CHANGE
NO
IC201 3,6 Pin Signal Output CHECK
Muting SECTION CHECK
Deck Mecha MOVE CHECK
YES
NO
IC201 CHANGE
YES
REC CHECK (Q202,Q252 ON:R220,270 HIGH)
IC203 2,8Pin INPUT SIGNAL CHECK
Q202,Q252 Base "Low"CHECK
YES
NO
IC203 3,7 Pin OUT
IC202 6(12V),4 Pin High check
IC203 6Pin VCC volt check
YES
NO
IC203 Troubleshooting
NO
Q202,Q252 CHANGE
YES
L201 2,3PIN check
Power Check,IC202 Troubleshooting
YES
NO
VOLTAGE CHECK LIST
NO
DECK CHANGE
C227(+)INPUT VOLT CHECK
YES
NO
Q205 Base 0.6V CHECK
YES
IC203 Troubleshooting
NO
Q205 Collector Low
YES
Q205 CHANGE
NO
Q204 CHANGE
YES
L201 CHANGE
NO
OK
YES
Содержание LX-U550A
Страница 6: ... 1 6 ...
Страница 27: ... 2 21 INTERNAL BLOCK DIAGRAM of ICs NJW1190 BLOCK DIAGRAM ...
Страница 28: ... 2 22 PIN FUNCTION SSOP44 ...
Страница 29: ... 2 23 PIN FUNCTION QFP48 P1 ...
Страница 33: ... 2 27 PIN DESCRIPTION ...
Страница 34: ... 2 28 ...
Страница 35: ... BLOCK DIAGRAM 2 29 2 30 ...
Страница 36: ...2 31 2 32 WMA USB BLOCK DIAGRAM ...
Страница 37: ...2 33 2 34 SCHEMATIC DIAGRAMS MAIN SCHEMATIC DIAGRAM ...
Страница 38: ...2 35 2 36 FRONT SCHEMATIC DIAGRAM ...
Страница 39: ...2 37 2 38 POWER SCHEMATIC DIAGRAM ...
Страница 40: ...2 39 2 40 DECK SCHEMATIC DIAGRAM ...
Страница 41: ...2 41 2 42 CD SCHEMATIC DIAGRAM ...
Страница 42: ...2 43 2 44 USB SCHEMATIC DIAGRAM ...
Страница 43: ...2 45 2 46 WIRING DIAGRAM ...
Страница 44: ...2 47 2 48 PRINTED CIRCUIT DIAGRAMS MAIN P C BOARD ...
Страница 45: ...2 49 2 50 FRONT P C BOARD ...
Страница 46: ...2 51 2 52 CDP P C BOARD COMPONENT SIDE ...
Страница 47: ...2 53 2 54 CDP P C BOARD SOLDER SIDE ...
Страница 48: ...2 55 2 56 LINEAR POWER ...
Страница 49: ......
Страница 54: ... 4 2 ...
