6.2 IMAGING (LEFT SIDE) 2 OF 2)
REFER TO THE CONTROLLER (ESS)
SERVICE MANUAL TO SERVICE THE
CONTROLLER PWB.
DC COMMON PIN NUMBERS FOR THE
RS422 CABLE ARE PINS 1,3, 5,7,0,11,
13,15, 17. 19, AND 20.
IMAGING (RIGHT SIDE) DIAGNOSTIC CODES
[0921] ESV MANUAL SETUP:
[5]. RUNS THE LED BAR DUTY CYCLE SETUP. THIS
ESTABLISHES THE PRINT DENSITY BASELINE
THIS TEST IS NOT DISABLED WHEN THE
INTERLOCKS ARE BROKEN.
INPUT POWER BLOCK
VOLTAGE
+5 VDC (BULK)
DC COM
TEST POINT
SUPPLY (PS3) +V
SUPPLY (PS3) -V
GF
1.2
1.2
LED DRIVER PWB (A29)
AND A29P4 / A29CN4
(LOCATED
UNDER A30J1)
VIEW: TOP COVER OPEN
(LOOKING DOWN AT PRINT HEAD)
07013
8830
1/98
7-39 Chain 6 Imaging
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