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4. PW PCB Assy
4-1. VCC18, VCC15, VEE7 adjustments
Adjustment
Apply 5.0
±
0.05V on VCC1-1 and adjust VR120 so that VCC18 (CP121) is 22.0
±
0.5V.
Adjust VR125 so that VCC15 (CP125) is 15.5
±
0.2V.
Adjust VR130 so that VEE7 (CP133) is –8.0
±
0.2V.
Note
Perform VCC15 adjustment after VCC18 adjustment is done.
Содержание QV-5500SX
Страница 1: ...Ver 1 Dec 1999 R QV 5500SX MAR 1999 without price KX 712 INDEX...
Страница 25: ...23 49 Take the spacer out Spacer 50 Remove LCD...
Страница 34: ...32 BL PCB PCB 712BL C PCB PCB 712C PRINTED CIRCUIT BOARDS...
Страница 35: ...33 D PCB PCB 712D...
Страница 36: ...34 JK PCB PCB 712JK K PCB PCB 712K...
Страница 37: ...35 L PCB PCB 712L...
Страница 38: ...36 PW PCB PCB K777PW...
Страница 39: ...37 SCHEMATIC DIAGRAMS DIGITAL CIRCUIT...
Страница 40: ...38 POWER CIRCUIT DIGITAL ANALOG...
Страница 41: ...39 LINEAR CIRCUIT...
Страница 42: ...40 C PCB CIRCUIT...
Страница 43: ...41 K PCB CIRCUIT...
Страница 44: ...42 BL PCB CIRCUIT...
Страница 45: ...43 JK PCB CIRCUIT to Battery Box Battery GND JK IN to PCB PW Imput DC 6V...