JUKI AMB-289, Engineer'S Manual

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(2) Electrical parts
1) Turning ON the power
1. Power fails to work. 1-1) Power is not supplied up to 1-A) Power plug is disconnected. Connect the power plug.
the power switch.
1-2) Power is not supplied up to 2-A) Connection of power cord is Check the connection of wiring.
the control box. different.
2. Panel is not displayed. 2-1) +5V is not supplied to MAIN 1-A) Connector (CN31,CN32) of Connect CN31,CN32.
p.c.b. MAIN p.c.b. is disconnected.
2-2) +5V is not supplied to 2-A) Connector (CN34) of MAIN Connect CN34.
PANEL p.c.b. p.c.b. is disconnected.
2-B) SDC p.c.b. is broken down. Replace SDC p.c.b.
2-3) +24V is not supplied to 3-A) Connector (CN31) of MAIN Connect CN31.
MAIN p.c.b. p.c.b. is disconnected.
3-B) Connector (CN11) of POWER Connect CN11.
p.c.b. is disconnected.
2-4) +24V is not supplied to 4-A) Connector (CN34) of MAIN Connect CN34.
PANEL p.c.b. p.c.b. is disconnected.
4-B) SDC p.c.b. is broken down. Replace SDC p.c.b.
2-5) Data is not sent to LCD (liquid 5-A) Connector (CN105) of PANEL Connect CN105.
crystal display device) of the panel. p.c.b. is disconnected.
2-6) +24V is not supplied to the 6-A) Connector (CN108) of PANEL Connect CN108.
back-light of LCD (liquid crystal p.c.b. is disconnected.
display device) of the panel.
2-7) Panel cannot be displayed. 7-A) PANEL p.c.b. id broken down. Replace the panel.
3. E001 (Contact of EEP-ROM 3-1) Perform initialization since 1-A) Contents of EEP-ROM are It is normal when E001 is not displayed when power is turned
initialization of MAIN p.c.b.) EEPROM data is broken or broken or a new EEP-ROM ON again. When it is displayed again, EEP-ROM is broken.
is displayed. data is not written. is mounted.
1-B) EEP-ROM is not securely Check insertion of EEP-ROM. Or, replace it.
inserted or broken.
Trouble Cause (1) Cause (2) Inspecting order and adjusting procedure