Sanyo PLC-XF70, Руководство по обслуживанию

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Troubleshooting
Truth table IC6501/IC6502/IC5531/IC5551/IC6551
Input
Operation
Output
5 6 2 10
H L H L
L H L H
L L L L
Reverse(forward) drive
Braking
Forward(reverse) drive
Motor drive IC block diagram
10
2
6
5
7, 8
10
2
6
5
7, 8
10
2
6
5
7, 8
10
2
6
5
7, 8
SHUTTER_SW1
SHUTTER_SW2
POSITION_DET1
POSITION_DET2
LENS_R
LENS_L
FOCUS+
FOCUS-
ZOOM+
ZOOM-
K8E
Motor-driven lens system.
(Zoom, Focus and lens shift.)
MAIN
K65E
K65L
K65A
LENS-L
LENS-R
SHUTT)
SHUTTER_SW1(-)
POSITION_DET1
POSITION_DET2
FOCUS-
FOCUS+
ZOOM-
ZOOM+
TOP_DET
BOT_DET
FOCUS +
ZOOM +
ZOOM -
FOCUS -
IC5551
VC_DET
LENS_TOP
LENS_BOT
LENS_VC
LENS_LE
LENS_RE
LENS_HC
LENS_TOP
LENS_BOT
LENS_VC
16V
PF_MOTOR
FOCUS
MOTOR DRIVE
ZOOM
MOTOR DRIVE
MOTOR
IC6551
LENS_L
LENS_R
V-LENS SHIFT
MOTOR DRIVE
SHUTTER_SW1
SHUTTER_SW2
Projection lens and lens shift system
IC5861
IC5801
FPGA(NIOS)
FPGA(IO)
The waveform edges are center positions.
( H to L and L to H )
H
L
H-LENS SHIFT
MOTOR DRIVE
IC6502
IC5331
2
17
1
8
9
12
13
10
11
14
42
2
17
1
LENS_LE
LENS_RE
LENS_HC
LENS_LE
LENS_RE
LENS_HC
15
25
16 15
25
16
8
9
12
13
10
11
18
19
20
21
20
21
18
19
10
2
6
5
7, 8
LENS_UP
LENS_DOWN
LENS-UP
LENS-DOWN
IC6501
V-LENS SHIFT
MOTOR DRIVE
LENS_UP
LENS_DOWN
6
7
6
7
14
K65F
K65E
MAIN BOARD
1. Check that the Vcc-voltages are correct.
2. Check that the PF_MOTOR signal is correct.
Pin14 of K8E H: Normal
3. Check that the LENS SHIFT up and down signals are correct.
Pins 6 and 7 of K8E
4. Check that the LENS SHIFT left and right signals are correct.
Pins 8 and 9 of K8E
5. Check that the FOCUS up and down signals are correct.
Pins 10 and 11 of K8E
6. Check that the ZOOM up and down signals are correct.
Pins 12 and 13 of K8E
7. Check that the LENS_TOP signal is correct.
Pin 2 of K8E L : TOP
8. Check that the LENS_BOT signal is correct.
Pin 1 of K8E L : BOTTOM
9. Check that the LENS_VC signal is correct.
Pin 17 of K8E Center position=The edge of "H to L" or "L to H."
10. Check that the LENS_LE signal is correct.
Pin 9 of K8N L : LEFT
11. Check that the LENS_RE signal is correct.
Pin 10 of K8N L : RIGHT
12. Check that the LENS_VC signal is correct.
Pin 11 of K8N Center position=The edge of "H to L" or "L to H."
13. Check that the SHUTTEER control signals are correct.
Pins 18 and 19 of K8E
14. Check that the POSITION_DET1, POSITION_DET2 signals are correct.
Pins 20 and 21 of K8E
POSITION_DET1: L, POSITION_DET2: H : SHUTTER OPEN
POSITION_DET1: H, POSITION_DET2: L : SHUTTER CLOSE
MOTOR BOARD
1. Check that the Vcc-voltages are correct.
2. Check that the PF_MOTOR signal is correct.
Pin14 of K65A. H: Normal
3. Check that the LENS SHIFT up and down signals are correct.
Pins 5 and 6 of IC6501.
4. Check that the LENS SHIFT left and right signals are correct.
Pins 5 and 6 of IC6502.
5. Check that the FOCUS up and down signals are correct.
Pins 5 and 6 of IC5531.
6. Check that the ZOOM up and down signals are correct.
Pins 5 and 6 of IC5551.
Zoom and focus motor drive feature does
not exist in some particular projection lens.
S1
S2
S2
S3
S1
M
5
6
1 4
8 +B
2 10
LoGIc
VZ
INPut
INPut
oN/oFF
coNtroL
ForWArd (reverse) drIVe
reVerSe (forward) drIVe
BrAKING
S1=oN , otHer=oFF
S2=oN , otHer=oFF
S3=oN , otHer=oFF
<FF>
LB1641N/LB1645N
Power Lens and Shutter System and Abnormality
7. Check that the LENS SHIFT motor drive signals are correct.
Pins 10 and 2 of IC6501 and IC6502.
8. Check that the FOCUS motor drive signals are correct.
Pins 10 and 2 of IC5531.
9. Check that the ZOOM motor drive signals are correct.
Pins 10 and 2 of IC5551.
10. Check that the SHUTTER control signals are correct.
Pins 5 and 6 of IC6551.
11. Check that the SHUTTER motor drive signals are correct.
Pins 10 and 2 of IC6551.