Sanyo PLC PLC-ET30L Service Manual

-84-
Troubleshooting
1 2 3 4
K8L
K8K
5 4 3 2
12 11 10
9 8
LENS_SENS_U
LENS_SENS_D
LENS_SENS_R
LENS_SENS_L
LENS_SENS_C
FOCUS-
M
FOCUS+
ZOOM-
ZOOM+
IC1801
I/O
EXPANDER
<TE7783>
IC5502
INVERTER
<74LVC14>
IC301
SACN
CONVERTER
&
SYSTEM
CONTROL
<PW392>
IC1881
INPUT
EXPANDER
<TC74LCX541>
IC5501
FOCUS
DRIVE
<BA6287>
53 14
1 2
11 10 13 12
74
5 1
74
6 7
1
5
IC5551
ZOOM
DRIVE
<BA6287>
IC6541
SWITCH
<TC7W53>
ZOOM
FOCUS
M
LENS_UD_PWM
LENS_UD_SW
20 9
518
IC6531
UP/DOWN
DRIVE
<BA6920>
LENS SHIFT
UP/DOWN
M
LENS_LR_PWM
LENS_LR_SW
20 9
7
50 76 77
D[0-7] D[0-7]
6 5 4 3
518
IC6561
LEFT/RIGHT
DRIVE
<BA6920>
LENS SHIFT
LEFT/RIGHT
M
109 200 10 284 296
6 7
1
5
IC6501
SWITCH
<TC7W53>
LENS POSITION
SENSOR
STOP UP DOWN LENS_UD_PWM
L H H
LENS_UD_SW ANY H L STOP RIGHT LEFT LENS_L/R_PWM
L H H
LENS_LR_SW ANY H L
STOP + - FOCUS + L H L FOCUS - L L H STOP + - ZOOM + L H L ZOOM - L L H
MAIN
IC6551
INVERTER
<74LVC14>
3 4 1 2
11 10 13 12
Motor Control Problems
Motor control logic table
Mode Out1 Out2
Forward H L
Reverse L H
Stop L L

Sanyo PLC PLC-ET30L Specifications

General

Brand	Sanyo
Model	PLC PLC-ET30L
Category	Projector
Language	English