AUTOHELM Masterview ST80 Manual Download Page 5 | Manualshive

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1. Description

The item covered by this section of the Maintenance Manual is the ST80
Masterview Head, Product Code Z211.

Masterview is a multifunction instrument which displays SeaTalk data in
alphanumeric and graphic formats.

2. Operation

There are no operational activities required to set up or calibrate the
Masterview for testing except as detailed in Chapter 5.

Z211Z211Z211Z211Z211

ST80 Masterview

ST80 Masterview Service Manual 83028-1 5

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Summary of Contents for Masterview ST80

Page 1: ...Z211 ST80 Masterview Service Procedures D2601 1 masterview Z211 Z211 Z211 Z211 Z211 ST80 Masterview ST80 Masterview Service Manual 83028 1 1 ...

Page 2: ...pproved for such use by Autohelm or if supplied or approved for use by Autohelm not properly fitted in accordance with instructions published provided or recommended by Autohelm may cause the equipment to malfunction and in particular to become unsafe or to no longer meet the relevant CE requirements In these circumstances Raytheon Marine Europe Ltd excludes liability to the fullest extent permiss...

Page 3: ...13 7 1 Power Supplies 13 7 2 External Signals 13 7 3 Signal Processing 14 8 PCB Detail 19 8 1 PCB Layout 19 8 2 PCB Component Lists 20 Illustrations Figure 1 Exploded View 7 Figure 2 Test Equipment Connection 8 Figure 3 Block Diagram 16 Figure 4 Circuit Diagram Sheet 1 17 Figure 5 Circuit Diagram Sheet 2 18 Figure 6 PCB Layout 19 Z211 Z211 Z211 Z211 Z211 ST80 Masterview ST80 Masterview Service Man...

Page 4: ...Z211 Z211 Z211 Z211 Z211 ST80 Masterview 4 Masterview Service Manual 83028_1 ...

Page 5: ...sterview is a multifunction instrument which displays SeaTalk data in alphanumeric and graphic formats 2 Operation There are no operational activities required to set up or calibrate the Masterview for testing except as detailed in Chapter 5 Z211 Z211 Z211 Z211 Z211 ST80 Masterview ST80 Masterview Service Manual 83028 1 5 ...

Page 6: ...e PCB subassembly 3 off the connector pins in the rear cover Work round the PCB lifting each side a little at a time to avoid distortion of the PCB and solder bucket connectors Do not attempt to separate the LCD from the PCB as it is not possible to re align and connect the flexiconnector 4 Unplug the buzzer connector 4 from the PCB Note the buzzer is glued into the recess in the rear cover and is...

Page 7: ...ry to bed down the assembly Finally go round the edges and corners to ensure that the covers are fully mated and form a good seal 4 Insert and screw in the six No 2 x 1 2 screws 6 using a hand screw driver only Start with the screws in diagonally opposite corners and finish off with the central top and bottom screws D2601 1 5 6 1 Front Cover W065 2 Keypad Mat Q145 3 PCB Q144 4 Buzzer Connector 5 R...

Page 8: ...an audible click when pressed 5 2 Test Equipment Connect the equipment as shown in Figure 2 Before testing ensure that the instrument is not grouped i e tied in to a particular system by carrying out the ungrouping procedure set out in the Operations manual SeaTalk 1 5A Fuse Circuit Breaker 2 ST80 Power Cable 3 ST80 Masterview under test D2602 1 4 ST80 Daisychain Cable 5 ST80 Remote Keypad Known g...

Page 9: ... CONNECT TEST EQUIPMENT SWITCH ON CHECK MASTERVIEW 3 POWERED UP CHECK KEYPAD 5 POWERED UP NOTE THE DISPLAY IS THE OPERATIONAL FRAME WHICH WAS CURRENT AT THE TIME OF THE LAST POWER DOWN OF THE UNIT ALTERNATE ROWS ALTERNATECOLUMNS ALL SEGMENTS OFF ALL SEGMENTS ON VERSION 1 0 PRESS CHAPTER A AND PAGE B KEYS TOGETHER FOR 2 SECONDS CHECK DISPLAY SHOWS N Y OK CHANGE PCB RESTART N Y OK N Y OK N Y OK N Y ...

Page 10: ...Z211 Z211 Z211 Z211 Z211 ST80 Masterview 10 Masterview Service Manual 83028_1 ...

Page 11: ...o Part No Comments Printed Circuit Board Q154 3 Keypad Q149 2 ST80 Case Separation Tool T041 Front Cover W065 1 Rear Label W066 Rear Cover W067 5 Z211 Z211 Z211 Z211 Z211 ST80 Masterview ST80 Masterview Service Manual 83028 1 11 ...

Page 12: ...Z211 Z211 Z211 Z211 Z211 ST80 Masterview 12 Masterview Service Manual 83028_1 ...

Page 13: ...y and the corresponding return 0V EL use special PCB tracks which start very close to connector pins P1 P2 P4 and P5 because of high currents when the panel is activated IC14 provides 5V Vcc to the circuitry on the PCB Reverse diode D1 ensures a floating 0V for the circuitry by isolating 0V IN 7 2 External Signals SeaTalk SeaTalk signals from P3 or P6 are routed direct to the Autohelm ASIC IC4 Inc...

Page 14: ...elements of current amplifier IC10 The signals are applied to LCD row driver IC9 and column drivers IC5 6 7 8 4 Control D_RES D L R W and column row address L0 L7 signals are supplied to LCD decoder drivers IC5 6 7 8 9 Row driver IC9 also generates control signals which are applied internally and to the column drivers 5 Electroluminescent panel brightness signals are applied through the RC filter ...

Page 15: ...enerates signal B_LEVEL to ASIC IC4 Autohelm ASIC The ASIC is a custom designed IC which provides specific facilities and functions These are 1 Conversion of duplex SeaTalk data to Transmit and Receive format STDATA 2 Beeper drive signals 3 Monitoring of VHELD VUNREG and VCC giving an orderly shutdown of the software in the event of supply failure or intentional switch off via signal PWR_FAIL 4 Wa...

Page 16: ...M TR11 TR13 TR10 TR19 B_SENSE B_LEVEL VCC RES OE WE CE Vcc OE WE CE Vcc CE2 A0 to A18 RD HWR P8 3 P8 4 D8 to D15 RES P7 3 P6 8 RD HWR P8 4 A0 A18 RD HWR P8 3 A0 A16 DISPLAY TR5 TR6 LED2 LED1 LED4 LED3 LED6 LED5 LED8 LED7 PA 6 V1 4 RST D L R W CS3 DB0 7 CLK1 CLK2 M FRM CL2 V1 4 RST D L R W CS3 DB0 7 CLK1 CLK2 M FRM CL2 V1 4 RST D L R W CS3 DB0 7 CLK1 CLK2 M FRM CL2 V1 4 RST D L R W CS3 DB0 7 CLK1 C...

Page 17: ...ST80 Masterview ST80 Masterview Service Manual 83028 1 17 Figure 4 Circuit Diagram Sheet 1 D2608 1 ...

Page 18: ...Z211 Z211 Z211 Z211 Z211 ST80 Masterview 18 Masterview Service Manual 83028_1 D2609 1 Figure 5 Circuit Diagram Sheet 2 ...

Page 19: ...sue Q Date 10 09 96 Conventional Components component side Surface Mount Components component side Conventional Components underside Surface Mount Components underside Figure 6 PCB Layout Z211 Z211 Z211 Z211 Z211 ST80 Masterview ST80 Masterview Service Manual 83028 1 19 ...

Page 20: ...omponent side D3961 1 Taken from Drawing No 4280 001 Issue Q Date 10 09 96 Conventional Components component side D3962 1 Taken from Drawing No 4280 001 Issue Q Date 10 09 96 Z211 Z211 Z211 Z211 Z211 ST80 Masterview 20 Masterview Service Manual 83028_1 ...

Page 21: ...3963 1 Taken from Drawing No 4280 001 Issue Q Date 10 09 96 Conventional Components underside D3964 1 Taken from Drawing No 4280 001 Issue Q Date 10 09 96 Z211 Z211 Z211 Z211 Z211 ST80 Masterview ST80 Masterview Service Manual 83028 1 21 ...

Page 22: ...Z211 Z211 Z211 Z211 Z211 ST80 Masterview 22 Masterview Service Manual 83028_1 ...

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