5 - 37
Electronic Parts
Failure Investigation for Electronic Parts Unable to detect frame
Replace the main PCB
assembly.
Replace the embroidery
relay PCB assembly.
N
Replace the embroidery unit
lead wire assembly.
N
Y
Y
Is the residence between pin 1 (CN6) &
pin 5 (CN5), pin 2 (CN6) & pin 6 (CN5),
pin 3 (CN6) & pin 9 (CN5), pin 4 (CN6)
& pin 7 (CN5), and pin 6 (CN6) & pin 8
(CN5) on the embroidery relay PCB
assembly 1
Ω
or less?
Is the resistance between pin 5 & pin 5
(white housing), pin 6 & pin 6 (white
housing), pin 7 & pin 7 (white housing),
pin 8 & pin 8 (white housing) and pin 9
& pin 9 (white housing) 1
Ω
or less?
(Where the first pin in each of the
combinations above is on the
embroidery unit lead wire assembly)
Replace the main body lead
wire assembly.
N
Y
Is the resistance between pin 5 & pin 5
(11-way housing), pin 6 & pin 6 (11-way
housing), pin 7 & pin 7 (11-way housing),
pin 8 & pin 8 (11-way housing), and pin 9
& pin 9 (11-way housing) 1
Ω
or less?
(Where the first pin in each of the
combinations above is on the main body
lead wire assembly)
From previous page
Содержание Innov-is NV4000D
Страница 1: ......
Страница 2: ......
Страница 19: ...1 5 Outline of Mechanism Outline of Mechanism Control system block diagram ...
Страница 24: ...2 2 Main parts location diagram Main unit ...
Страница 40: ...2 18 Power unit motor unit location diagram Main unit ...
Страница 46: ...2 24 Thread tension unit location diagram Main unit ...
Страница 57: ...2 35 Disassembly Bobbin winder location diagram Main unit ...
Страница 66: ...2 44 Needle presser unit needle threader unit upper shaft unit location diagram Main unit ...
Страница 71: ...2 49 Disassembly Needle presser module location diagram Modules ...
Страница 89: ...2 67 Disassembly Needle thread module location diagram Modules ...
Страница 95: ...2 73 Disassembly Feed rotary hook module location diagram Modules ...
Страница 109: ...2 87 Disassembly Side feed module location diagram Modules ...
Страница 112: ...2 90 Thread cutter module location diagram Modules ...
Страница 117: ...2 95 Disassembly Main parts location diagram Embroidery ...
Страница 134: ...3 2 Needle presser unit needle threader unit upper shaft unit location diagram Main unit ...
Страница 140: ...3 8 Rotary hook driving unit feed rotary hook unit thread cutter unit side feed unit location diagram Main unit ...
Страница 146: ...3 14 Bobbin winder unit location diagram Main unit ...
Страница 154: ...3 22 Thread tension unit location diagram Main unit ...
Страница 169: ...3 37 Assembly Power unit motor unit location diagram Main unit ...
Страница 175: ...3 43 Assembly Main parts location diagram Main unit ...
Страница 191: ...3 59 Assembly Thread cutter module location diagram Module ...
Страница 198: ...3 66 Side feed module location diagram Module ...
Страница 202: ...3 70 Feed rotary hook module location diagram Module ...
Страница 227: ...3 95 Assembly Needle thread module location diagram Module ...
Страница 236: ...3 104 Needle presser module location diagram Module ...
Страница 266: ...3 134 Main parts location diagram Embroidery ...
Страница 369: ...6 1 6Special Instructions of Wiring ...
Страница 372: ...5 Upper shaft cover 6 Lead wire guide of PCB holder 1 2 3 6 4 ...
Страница 375: ...3 Right side of main PCB Make sure connectors are connected properly 6 7 Special Instructions of Wiring ...
Страница 377: ...6 Left side of main PCB Make sure connectors are connected properly 6 9 Special Instructions of Wiring ...
Страница 378: ...1 Front cover 2 Front cover Tie with a band 6 10 ...
Страница 379: ...3 Inverter cover Enlarged picture 6 11 Special Instructions of Wiring ...
Страница 381: ......