5 - 17
Fai
lure Investigation
fo
r El
ect
ronic
Part
s
Failure Investigation for Electronic Parts LED light does not turn ON.
LED light does not turn ON.
Y
Y
Is the LED light assembly properly
connected to CN1 on the LED drive
PCB?
Connect main PCB and LED
drive PCB properly.
N
Connect LED drive PCB and
LED light assembly properly.
N
Y
Is the LED drive PCB properly
connected to CN9 on the main
PCB?
Change LED drive PCB.
Y
N
Change LED light assembly.
N
Change main PCB.
Does the LED light turn ON when
the LED light assembly is replaced
with another one?
Does the LED light turn ON when
the LED drive PCB is replaced with
another one?
Содержание PR-600II
Страница 1: ......
Страница 2: ......
Страница 20: ...2 2 Main parts Main unit ...
Страница 33: ...2 15 Disassembly Feed unit Main unit ...
Страница 44: ...2 26 Needle thread unit Main unit ...
Страница 47: ...2 29 Disassembly Needle bar change unit Main unit ...
Страница 50: ...2 32 Thread wiper unit Main unit ...
Страница 54: ...2 36 Needle bar unit Main unit ...
Страница 60: ...2 42 Upper shaft unit Main unit ...
Страница 70: ...2 52 Lower shaft unit Main unit ...
Страница 73: ...2 55 Disassembly Power unit Main unit ...
Страница 78: ...2 60 Thread cut unit Main unit ...
Страница 82: ...2 64 Thread tension unit Main unit ...
Страница 91: ...2 73 Disassembly Operation panel Main unit ...
Страница 98: ...2 80 ...
Страница 100: ...3 2 Operation panel Main unit ...
Страница 108: ...3 10 Thread tension unit Main unit ...
Страница 118: ...3 20 Thread cut unit Main unit ...
Страница 122: ...3 24 Power unit Main unit ...
Страница 128: ...3 30 Lower shaft unit Main unit ...
Страница 132: ...3 34 Upper shaft unit Main unit ...
Страница 147: ...3 49 Assembly Needle bar unit Main unit ...
Страница 157: ...3 59 Assembly Thread wiper unit Main unit ...
Страница 162: ...3 64 Needle bar change unit Main unit ...
Страница 166: ...3 68 Needle thread unit Main unit ...
Страница 170: ...3 72 Feed unit Main unit ...
Страница 188: ...3 90 Main unit Main unit ...
Страница 206: ...4 4 Inspection Blunt needle 1 Touch the needle tip with your finger to check that the needle tip is not blunt ...
Страница 244: ...4 4 Inspection Blunt needle 1 Touch the needle tip with your finger to check that the needle tip is not blunt ...
Страница 282: ...4 42 ...
Страница 311: ...6 1 6Maintenance ...
Страница 333: ......