GE Lullaby Warmer Maintenance And Service Manual page 57

Symptom
Observation lamp does
not glow
Global Alarm indicator
continues to be lit up.
Lullaby Warmer
TM
Likely causes
Jammed Push button Key
Defective
lamp
Lamp switch cable from
the front panel to the PWA
is disconnected.
Defective
lamp socket
The lamp switch cable
from the front panel to the
PWA is damaged.
Defective cable assembly
heater-observation lamp
CPU failure
2042376-001 Rev G ©2012 General Electric Company. All rights reserved. 31
Action
Replace PWA.
Observation Replace observation lamp.
Check the connection of P1 on PWA
Replace cable assembly heater-
observation lamp 2039891-001 in
FRU 2043950-001
NOTE: For Warmer with halogen
Observation
Replace
2062276-001 for all 3 configurations
NOTE: For Warmer with SMPS and
Replace the observation lamp switch
cable harness 2039890-001 in FRU
2043950-001
NOTE: For Warmer with halogen
Replace cable assembly 2060528-
001 in FRU 2062276-001
NOTE: For Warmer with SMPS and
Replace cable assembly heater-
observation lamp 2039891-001 in
FRU 2043950-001
NOTE: For Warmer with halogen
Replace cable assy 2060529-001 in
FRU 2062276-001 for all 230V, 115V,
100V
NOTE: for Warmer with SMPS and
Replace PWA FRU 2043951-001
NOTE: For Warmer with halogen
Replace PWA FRU 2062277-001
NOTE: for warmer with SMPS and LED
lamp and transformer.
2060529-001
LED observation lamp
lamp and transformer.
LED observation lamp.
lamp and transformer.
LED observation lamp.
lamp and transformer.
observation lamp
in FRU