UHF/VHF TUNER/TV DEMODULATOR UNIT
IC7201 (TUNER MICROCONTROLLER)
IC7204 (OSD CHARACTER MIX)
OSD RESET(H)
OSD RESET(H)
X7201
L7201,
C7211, C7112
VDD(+5V)
VDD(+5V)
VDD(+5V)
VDD(+5V)
+31.5V
+5V
DTS CS(H)
SERIAL CLOCK 0
SERIAL DATA 0(TUNING DATA)
AFC
AFC
SIGNAL DETECT(L)
CH FREQUENCY LOCK (L)
DTS CS(H)
SERIAL DATA 1
SERIAL CLOCK 1
OSD CS
SERIAL CLOCK 0
SERIAL DATA 0(TUNING DATA)
SIGNAL DETECT(L)
CH FREQUENCY LOCK (L)
VIDEO
ANT
J1
ROD
ANTENNA
AUDIO
RESET (L)
SHUNT
REGULATOR
V-REF(2.465V)
COMPARATOR
T7103
(SWITCHING TRANSFORMER)
TUNER POWER ON (H)
ERROR SIGNAL
TUNER AUDIO
TV TUNER CABLE
TUNER LUMINANCE
TUNER CHROMINANCE
/TUNER DET(+2V)
When the camcorder is turned on with the TV Tuner
cable connected to the Camcorder TV Tuner jack,
DC+2V bias with chrominance signal is output to the
TV Tuner cable(White wire line).
UNREG
D7105
+33V
+5V
TP3
TP4
L/C OSC
7.16 MHz
OSC
TV TUNER C.B.A.
22
25
15
13
OSD
CHARACTER
MIX
3MHz
LPF
CHARACTER
GENERATOR
CONTROL
17
SYNC
SEPARATION
9
10
11
23
14
29
28
26
16
17
18
12
14
13
5
6
7
21
20
15
2
3
6
7
Q7201
IC7202
IC7101
Q7106
Q7107
Q7105
FL7001
BUFFER
Q7002
BUFFER
TUNER VIDEO SIGNAL
TUNER AUDIO SIGNAL
3.58MHz
BPF
3
4
6
1
Q7001
BUFFER
7
9
5
4
3
2
1
25
19
2
1
RESET
D7106
11
16
5
4
2
11
12
13
SW7203
CH DOWN
CH DOWN SW ON (L)
8
TUNER POWER ON (H)
CH UP SW ON (L)
CH AUTO SET SW ON (L)
SW7202
CH UP
SW7202
CH AUTO SET
1
Q7108, Q7109, D7107
+31.5V
REGULATOR
Q7101, Q7102,
Q7103, Q7104
(SWITCHING CONTROL)
(+5V ERROR DETECTOR)
TUNER
POWER ON/OFF
CONTROL
6
12
16
24
G
R
W
B
A
+
-
+5V ERROR
DET ON
CAMCORDER
TV TUNER JACK
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 ...