Pwba Hkb Ps Failure (+3.3Vdc) - Oki B6100 Technical Manual

Secondary FIPs
6.1 PWBA HKB PS Failure (+3.3 VDC)
Step
1
INITIAL ANALYSIS
Inspect the following components.
• PWBA HKB26 MCU (PL10.1.13)
• PWBA HKB PS (PL10.1.17)
Are they compatible with your printer version, correctly
installed, not damaged, deformed, or contaminated?
2
PWBA HKB PS (PL10.1.17) ANALYSIS
Switch ON Main Power.
Take the following readings within 65 seconds after switching
ON Main Power.
Is there +3.3VDC between J282-1 and J282-2?
6-4
Actions and Questions
OKI B6100 Laser Printer - Base Engine Technical Manual
Yes No
Go to step 2 Replace the
problem com-
ponents
Replace the Replace the
PWBA HKB26 PWBA HKB
MCU PS
(RRP10.1.7) (RRP10.1.9)
Version 1.0