LIST OF ILLUSTRATIONS
Figure Page
1-1 Model 7035B X-Y Recorder.......................... 1-0
1-2 Model 7035B X-Y Recorder- Opt. 001
(With Wing Brackets) ................................. 1-0
1-3 Instrument Identification .............................. 1-1
1-4 Dimension Drawing ..................................... 1-3
1-5 Accessories ................................................ 1-3
1-6 Input Resistance Characteristics .................. 1-5
1-7 Typical Frequency Response
(Input Filter) .............................................. 1-6
1-8 Typical Dynamic Response ......................... 1-6
2-1 Wing Bracket Installation ............................. 2-2
2-2 Stacked Configuration ................................. 2-2
3-1 Front Panel Controls (7035B and
7035B-001) Models ................................... 3-2
3-2 Rear Panel .................................................. 3-3
3-3 Disposable Pen Installation ......................... 3-4
4-1 Block Diagram ............................................. 4-2
4-2 Detailed Block Diagram................................ 4-2
4-3 Range Selector ........................................... 4-3
4-4 Input Filter .................................................. 4-3
4-5 Zero Circuit ................................................. 4-3
4-6 Slidewire and Damping Circuit...................... 4-3
4-7 Photochopper and Balance Circuit................ 4-4
4-8 Differential Amplifier..................................... 4-4
4-9 Voltage Amplifier ......................................... 4-5
4-10 Amplifier/Demodulator ................................. 4-5
4-11 Motor Control and Demodulator ................... 4-5
4-12 Power and Reference Supply ...................... 4-6
4-13 Neon Driver. ............................................... 4-6
4-14 Autogrip Power Supply ................................ 4-6
4-15 Pen Drop Supply ......................................... 4-6
5-1 Potentiometer Cleaning ............................... 5-2
5-2 Potentiometer Lubrication............................. 5-2
5-3 Tilting Out Entire Circuit Board
Assembly................................................... 5-3
5-4 Side Panel Removal .................................... 5-3
Figure Page
5-5 Pen Scale Removal ..................................... 5-4
5-6 Carriage Arm Removal ................................ 5-4
5-7 Removal of X-Axis Rebalance
Potentiometer ........................................... 5-4
5-8 X-Axis Wiper Protection ............................... 5-4
5-9 Servo Motor Maintenance and
Backlash Adjustments ............................... 5-5
5-10 Nylon Cable (Attachment to Pen
Block)........................................................ 5-6
5-11 Restringing Diagram .................................... 5-7
5-12 Y-Axis Slewing Speed Test Setup................. 5-8
5-13 Slewing Speed Determination....................... 5-9
5-14 X-Axis Slewing Speed Test Setup................. 5-9
5-15 Y-Axis Drive String Tension Check ............... 5-10
5-16 Y-Axis Backlash Adjustment
(Gear Adjusting Screw) ............................. 5-10
5-17 Y-Axis Backlash Adjustment
(Gear Locking Screw) ................................ 5-10
5-18 Y-Axis Pen Carriage Adjustment................... 5-11
5-19 Y-Axis Alignment ......................................... 5-12
5-20 X-Axis Cable Tension Check ....................... 5-12
5-21 X-Axis Drive Belt Tension Check ................. 5-12
5-22 Drive Train Adjustments .............................. 5-13
5-23 X-Axis Gear Train Bearings ......................... 5-14
5-24 Circuit Board Adjustment ............................. 5-15
6-1 Exploded View - Cabinet ............................. 6-9
6-2 Exploded View - Carriage Arm
(Sheet 1 of 2) ............................................ 6-10
6-2 Exploded View - Carriage Arm
(Sheet 2 of 2) ............................................ 6-11
7-1 Component Identification -
Frame ....................................................... 7- 8
7-2 Component Identification -
Circuit Board ............................................. 7-9
7-3 Schematic Model 7035B
(D-07035-92550) ....................................... 7-10
8-1 Component Identification - Circuit.................
Board ........................................................ 8-2
8-2 Control Panels - Model S 0735B
and 7035B-001 ......................................... 8-3
8-3 IEC Power Connection ................................ 8-4
8-4 Filling Ink Pen ............................................. 8-4
8-5 Exploded View - Carriage Arm ..................... 8-6
LIST OF TABLES
Table Page
1-1 Model 7035B Specifications ......................... 1-2
1-2 Accessory Supplies ..................................... 1-4
5-1 Recommended Test Equipment ................... 5-8
6-1 Parts List .................................................... 6-2
6-2 Miscellaneous Parts .................................... 6-6
Table Page
6-3 Recommended One Year
Isolated Spare Parts List ........................... 6-7
6-4 Manufacturer's Code List ............................. 6-8
7-1 7035B Troubleshooting Index ...................... 7-2
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