Sanyo PLC-XP30 User Manual page 23

Abnormal power lens
Power lens system (Zoom, Focus and lens shift)
K65A
K66A
2 7
ASS'Y SUBPOWER
ASS'Y POWER
LENS SHIFT DET. SW
SHIFT UP
SHIFT DOW
FOCUS +
FOCUS -
ZOOM +
ZOOM -
ASS'Y CONTROL
M
FOCUS MOTOR
M
ZOOM MOTOR
M
LENS SHIFT MOTOR
ASS'Y CONTROL
1. Check that the LENS SHIFT up down signal is correct.
Pin8 of K68A KEY IN 2
2. Check that the FOCUS, ZOOM up down signal is correct.
Pin9 of K68A KEY IN 1
ASS'Y Motor drive
1. Check that the Vcc-voltages are correct.
2. Check that the POWER FAIL signal is correct.
Pin3 of K16C H: Normal
3. Check that the LENS SHIFT up down signals are correct.
Pin 5, 6 of IC1601
4. Check that the FOCUS up down signals are correct.
Pin 5, 6 of IC1603
5. Check that the ZOOM up down signals are correct.
Pin 5, 6 of IC1602
6. Check that the LENS SHIFT motor drive signals are correct.
Pin 10, 2 of IC1601
7. Check that the FOCUS motor drive signals are correct.
Pin 10, 2 of IC1603
8. Check that the ZOOM motor drive signals are correct.
Pin 10, 2 of IC1602
ASS'Y MAIN
1. Check that the Vcc-voltages are correct.
2. Check that the LENS SHIFT up down signal is correct.
Pin119 of IC801
3. Check that the FOCUS, ZOOM up down signal is correct.
Pin118 of IC801
K66E
Q6611
1
K66D
P-FAIL
4
K66C
P-FAIL
5
8
KEY-2
9
KEY-1
K68A
Connect
1 1
FOCUS OUT-2
2 2
FOCUS OUT-1
3 3
ZOOM OUT-2
4
4
ZOOM OUT-1
K16J K16K
KEY IN 2
KEY IN 1
K8E
1
15.7V
K8D
4
P-FAIL
K8S
1
TOP 13 35~37 ADDRESS
3
BOTTOM 15
5 14 38~45 DATA
CENTER
K8J
IC1801
I/O EXP.
KEY-2
8
KEY-1
9
K16C
3
P-FAIL 12.0V
K16M
FOCUS OUT-2
1
2 FOCUS OUT-1
3
ZOOM OUT-2
4
ZOOM OUT-1
K16L
1 SHIFT OUT-2
3
SHIFT OUT-1
4. Check that the POWER FAIL signal is correct.
Pin125 of IC801
5. Check that the TOP DET. signal is correct.
Pin 13of IC1801
6. Check that the BOTTOM DET. signal is correct.
Pin 15 of IC1801
7. Check that the CENTER DET. signal is correct.
Pin 14 of IC1801
H
L
Truth table
Input
5 6 2
H L H
L H L
L L L
-23-
Ass'y Main
15.7V
2
IICSCL FOCUS +
4
3
FOCUS -
IICSDA 5
6 ZOOM +
IC1811
ZOOM -
7
9 SHIFT UP
SHIFT DOW
10
P-FAIL 125
29
IICSCL
7~9 IICSDA
30
83~92
IC801
CPU
KEY-2 119
KEY-1
118
3 IC1621 1
15.7V
K16T
IC1603
15.7V
5
10
FOCUS +
6
FOCUS -
12.0V
8
2
ZOOM +
ZOOM -
IC1602
SHIFT UP
SHIFT DOW
5
10
6
2
8
12.0V
IC1601
5
10
6
8 12.0V
2
Motor drive
H: Normal
L : TOP
L : BOTTOM
Center position=H ->L or L ->H
Center position
IC601/IC602/IC603
Output
Operation
10
L
Forward(reverse) drive
H
Reverse(forward) drive
L Braking
1
2
3
4
5
6
7
1
2
3
4
5
6
7