2.2
C923
15
L905
22/16V
C921
R922
22K
C933
0.1
R930
10K
0
R919
11K
R912
0
R908
1500P
C916
100
R918
1.2K
R916
1500P
C910
C925
0.1
0.1
C927
0.1
C914
0.1
C913
2SK1299STL
C902
0.1
C920
220
R905
0
R907
C909
1
C934
680
R917
MA8033-H
D901
C931
0.1
R931
3900
2.2
C924
IMX1T108
C919
0.1
0
R915
15
L904
15
L902
R920
27K
0.1
C908
2.2
C918
C922
47/16V
270
R910
L906
15
15K
R911
2SA1037K146R
R937
2200
R901
ETJ09K30AM
T901
C906
1K
R906
C901
R935
0
0
R913
R929
11K
1
C935
22/6.3V
C907
2SC4081T106R
C904
4.7/25V
C905
R921
4700
2SC4081T106R
22/6.3V
C912
0
R909
0.01
C936
PL901
VLLW0010
2.2
C926
L903
10
C903
10
4.7/6.3V
C917
2.2
C915
R928
18K
10K
R936
L901
100
0.1
C937
1
C911
1 2 3 4 5 6 7 8 9 10 11 12
17
18
19
20
21
22
23
24
13
14
15
16
33
34
35
36
27
28
29
30
31
25
26
32
42
40
38
47
45
43
41
39
37
48
46
44
0
R939
0
R938
1K
R904
1K
R902
1K
R903
R940
R941
C938
Q906
0
R942
C
J
2
1
G
4
I
D
F
B
6
K
H
3
A
E
5
7
R-Y
1
7
1
VST
4
2
GND
B901
RGT
10
11
6
R
12
6
GND
Z
VDD
5
GND
FP901
3
HCK1
10
OVER
VOLTAGE
DET
KEY DATA 2
7
3
HST
KEY DATA 2
4
SWITCHING
POWER ON-ON
9
1
VSS
EVF +4.5V
(3.3V)
SERIAL DATA 0
4
VCK
8
EVF RGB
SIGNAL PROCESS
GND
SWITCHING
POWER ON-ON
GND
6
DWN
7
Z
5
Z
8
BACKLIGHT PULSE
B
LUMINANCE
SWITCHING
CONTROL/OVER
VOLTAGE DET
1
BACKLIGHT
15
BL +4.5V
HCK2
EVF +4.5V(2)
SERIAL CLOCK
8
BLK
BL +4.5V
14
EVF LOAD
2
2
GND
16
B-Y
12
3
EVF +4.5V(2)
COLOR EVF B C.B.A.
FP902
13
3
2
EVF LCD PANEL UNIT
6
V-COM
5
P901
3
4
9
G
1
4
5
2
STB
6
EVF +15V
5
(BACKLIGHT DRIVE)
11
EN
B902
VCC
V-COM
CONTROL
B
R
EVF LCD PANEL
DRIVE CONTROL
G
D/A
CONVERTER
VCC
RGB
SIGNAL
PROCESS
GND
VDD
VCC
2
3
5
4
1
6
Z
Z
Z
Z
Z
Z
UNLESS OTHERWISE SPECIFIED;
WATTAGE OF RESISTORS IS 1/16W.
Z
PB VIDEO SIGNAL
REC VIDEO SIGNAL
COMPARISON CHART
OF MODELS & MARKS
A
B
C
D
Z
MODEL
MARK
PV-L750
-----
PV-L780
PV-L850
Not Used
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
IMPORTANT SAFETY NOTICE:
COMPONENTS IDENTIFIED BY THE SIGN HAVE
SPECIAL CHARACTERISTICS IMPORTANT FOR SAFETY.
WHEN REPLACING ANY OF THESE COMPONENTS,
USE ONLY THE SPECIFIED PARTS.
Summary of Contents for PalmSight PV-L750
Page 7: ...5 1 2 INTERCONNECTION OF EXTENSION CABLES Fig 1 2 7 ...
Page 12: ...12 ...
Page 13: ...13 ...
Page 14: ...14 ...
Page 15: ...15 ...
Page 16: ...5 1 5 DESCRIPTION OF EMERGENCY INDICATIONS 16 ...
Page 27: ...5 2 IC TRANSISTOR AND CHIP PART INFORMATION 6 DISASSEMBLY ASSEMBLY PROCEDURES 27 ...
Page 28: ...6 1 CABINET SECTION 6 1 1 Disassembly Flowchart 6 1 2 Main Parts Portion 28 ...
Page 30: ...6 1 2 2 EVR Cover Side Case L Unit Fig D3 30 ...
Page 31: ...6 1 2 3 Sensor Shield Case Lens Unit Fig D4 31 ...
Page 32: ...6 1 2 4 Main C B A Fig D5 6 1 2 5 VCR Mechanism Chassis Ass y Side Case R Unit Fig D6 32 ...
Page 33: ...6 1 3 LCD PORTION 6 1 3 1 Cassette Cover Unit Fig D7 1 33 ...
Page 34: ...6 1 3 2 Relay C B A Cassette Frame Fig D7 2 34 ...
Page 36: ...6 1 3 6 LCD Lamp Unit Fig D7 6 36 ...
Page 37: ...6 1 4 SIDE CASE L PORTION 6 1 4 1 EVF Unit Color EVF Unit Fig D8 1 37 ...
Page 38: ...6 1 4 2 Side L FPC Unit Fig D8 2 38 ...
Page 39: ...6 1 4 3 PC Jack C B A TV Tuner Jack C B A Model D Fig D8 3 6 1 5 EVF PORTION Model A C D 39 ...
Page 41: ...6 1 6 COLOR EVF PORTION Model B 41 ...
Page 44: ...6 1 7 1 CCD C B A Filter Rubber Optical Filter Fig D11 1 Fig D11 2 44 ...
Page 45: ...6 1 8 LENS PORTION B 6 1 8 1 Lens Piece Unit MF VR Unit Fig D12 1 45 ...
Page 46: ...6 1 8 2 Focus Motor Unit Zoom Motor Unit Fig D12 2 6 1 9 SIDE CASE R PORTION 46 ...
Page 50: ...6 2 2 Inner Parts Location 6 2 2 1 TOP VIEW Fig DM1 1 50 ...
Page 53: ...Fig DM3 2 53 ...
Page 54: ...6 2 5 Cylinder Ass y Fig DM4 1 1 54 ...
Page 55: ...Fig DM4 1 2 55 ...
Page 56: ...6 2 6 Upper Cylinder Unit Cylinder Head Amp F P C Bugle Chip Fig DM4 2 Fig DM4 3 56 ...
Page 57: ...6 2 7 P C B Angle Fig DM5 57 ...
Page 58: ...6 2 8 Mechanism F P C Unit Fig DM6 1 58 ...
Page 59: ...Fig DM6 2 59 ...
Page 60: ...6 2 9 Tension Unit Reel Table Unit Fig DM7 1 60 ...
Page 61: ...Fig DM7 2 61 ...
Page 62: ...6 2 10 Rev Clutch Fig DM8 62 ...
Page 63: ...6 2 11 Take Gear Rev Brake Arm Unit Fig DM9 1 Fig DM9 2 63 ...
Page 64: ...6 2 12 A C Head Unit Fig DM10 64 ...
Page 65: ...6 2 13 Capstan Belt Fig DM11 65 ...
Page 66: ...6 2 14 Capstan Unit Fig DM12 66 ...
Page 67: ...6 2 15 Idle Arm Unit Fig DM13 67 ...
Page 68: ...6 2 16 Mechanism Support Angle Fig DM14 68 ...
Page 69: ...6 2 17 Reduction Gear B Fig DM15 6 2 18 Reduction Gear A Reduction Gear Unit Fig DM16 69 ...
Page 70: ...6 2 19 Pinch Arm Unit Opener P5 Arm Unit Fig DM17 1 Fig DM17 2 70 ...
Page 71: ...6 2 20 Takeup Post Unit Supply Post Unit Fig DM18 1 71 ...
Page 72: ...Fig DM18 2 72 ...
Page 73: ...6 2 21 Impedance Roller Unit Loading Base Unit Fig DM19 1 73 ...
Page 74: ...Fig DM19 2 74 ...
Page 75: ...6 2 22 Takeup Loading Arm Unit Fig DM20 75 ...
Page 76: ...6 2 23 Supply Loading Arm Unit Fig DM21 1 76 ...
Page 77: ...Fig DM21 2 77 ...
Page 78: ...Fig DM21 3 78 ...
Page 79: ...6 2 24 Loading Motor Unit Main Cam Unit Pinch Toggle Fig DM22 79 ...
Page 80: ...7 ADJUSTMENT PROCEDURES 7 1 SERVICE FIXTURES TOOLS 80 ...
Page 89: ...7 3 2 INITIAL GUIDELINE 89 ...
Page 103: ...11 2 CAMERA AND FRAME SECTION 103 ...
Page 104: ...104 ...
Page 105: ...105 ...
Page 106: ...11 3 FRAME AND LCD SECTION 106 ...
Page 107: ...107 ...
Page 108: ...108 ...
Page 109: ...11 4 EVF SECTION A C D 109 ...
Page 110: ...11 5 COLOR EVF SECTION B 110 ...
Page 111: ...11 6 PACKING PARTS AND ACCESSORIES SECTION 111 ...
Page 136: ... C D 136 ...