Minolta 9000 Service Manual page 180

33
(19 Some segments a darker than others
LED PCB defect
IC sdetect
Part
Checking item | Causes eel
[ICs Dz soldering failure
; soldering failue
Cx soldering failure
IC 'defece Replace tiex PCB-A 401
Pert
Causes i Servicing measures eer
T > glow simultaneously Tie Whitest Ble sbort | goa
cireui
|
|
ICe B= Be shore cirewe | |
ICy defect | Replace flex PCB:B 0402 if
2 < glow simuttaneously Fis Parple-rie White short | i Ed
circuit | i
IC, B= Sp: short cirewt if |
Cy feet Replace flex PEBB O42 i
7 aot alow Tu White saoldering failure Ena
soldering failare
dering faslure ei
| Replace infinder set 0581
rot glow Ti Blues disconnection:
'soldering failure
[Cu 2: soldering failure
Ray soldering failure
LED PCB defect
[Cy sdefect
Replace flex PCB-B_0W2
"Replace ininder set 0581
Replace flex PCB-B 0402
'not law Tn Purple: diseonnretion :
. soldering failure
IC, a): soldering failure
Ry, = soldering failure
[LED PCB -defeet
LIC, defect
| Replace infinder yet 058
Replace flex PCR-B 042:
lows with infocus subject | By (White)-2,, (Blue): reversed
"and 7 glow simultaneously ireeni-? iy Purple short
'and 7 low reversels Tie Purple -7iz Blue reversed
alow simoltaneously TCs defect Replace flex PCB 0W2
Femains glowing [1Cy Bp: current Teakaxe
IC defect Replace flex PCB-B 0402
7 not glow at all [Ru : soldering failure
| Three layers Aw
| fasture