Service Manual
Page 15
... Snubber CKT Rectifier for Output Voltage Rectifier for Output Voltage Rectifier for Output Voltage Rectifier for B+ Supply MOS FET for H-Size Control Brightness Control CKT ViewSonic Corporation 12 Confidential - to Protect Hor.Block HOR. Do Not Copy E70f-5_E70fB-5_E70fSB-5 Use for Off-Mode to Cut-off 6.3V Supply Voltage Use... Drive Q911 Degaussing Switcher Transistor 5V Regulator Transistor Turn-on at Power ON/OFF and Change Mode to Drive Q406 Transistor for Switching Power Control. Driver Transistor Horizontal s correction control MOSFET As Differential Amp.
... Snubber CKT Rectifier for Output Voltage Rectifier for Output Voltage Rectifier for Output Voltage Rectifier for B+ Supply MOS FET for H-Size Control Brightness Control CKT ViewSonic Corporation 12 Confidential - to Protect Hor.Block HOR. Do Not Copy E70f-5_E70fB-5_E70fSB-5 Use for Off-Mode to Cut-off 6.3V Supply Voltage Use... Drive Q911 Degaussing Switcher Transistor 5V Regulator Transistor Turn-on at Power ON/OFF and Change Mode to Drive Q406 Transistor for Switching Power Control. Driver Transistor Horizontal s correction control MOSFET As Differential Amp.
Service Manual
Page 25
... R924, D911, D917 R904, Q906 CHECK BRIDGE RECTIFIED CIRCUIT ABNORMAL VARIABLE OUTPUT MAKE SURE THAT THE VARIABLE Output is not shorted Check IC401 pin 3,4,5,6,B+driver YES CHECK THE 53V NG OK CHECK Q911 CHECK D919 OK CHECK T901 O/P NG OK CHECK IC901 NG OK CHECK Q901 NG OK Q911 FAILURE... Check 78V, 59.5V, 14V NG CHECK Q901 6.3V, -12VCIRCUIT OUTPUT IC401,10(ABOUT 11.5V) OK IC901 FAILURE ViewSonic Corporation 22 Confidential - Do Not Copy E70f-5_E70fB-5_E70fSB-5 6-9 POWER SUPPLY TROUBLE SHOOTING CHART BEFORE CHECK SW.REG. PLEASE REFER TO THE POWER SUPPLY ...
... R924, D911, D917 R904, Q906 CHECK BRIDGE RECTIFIED CIRCUIT ABNORMAL VARIABLE OUTPUT MAKE SURE THAT THE VARIABLE Output is not shorted Check IC401 pin 3,4,5,6,B+driver YES CHECK THE 53V NG OK CHECK Q911 CHECK D919 OK CHECK T901 O/P NG OK CHECK IC901 NG OK CHECK Q901 NG OK Q911 FAILURE... Check 78V, 59.5V, 14V NG CHECK Q901 6.3V, -12VCIRCUIT OUTPUT IC401,10(ABOUT 11.5V) OK IC901 FAILURE ViewSonic Corporation 22 Confidential - Do Not Copy E70f-5_E70fB-5_E70fSB-5 6-9 POWER SUPPLY TROUBLE SHOOTING CHART BEFORE CHECK SW.REG. PLEASE REFER TO THE POWER SUPPLY ...
Service Manual
Page 26
... 1 2 3 4 5 6 Accessories: Board Assembly: Cabinets: Cables: Description POWER CORD (-5P/M) CHASSIS FOR P773Z-1 VSC (-5P/M) CRT BOARD P773Z-1VSC FRONT PANEL BACK COVER BASE ECR/ECN ViewSonic P/N A-00004583 B-MB-0201-0707 B-VB-0202-0304 C-00004586 C-00004587 C-00004588 Ref. P/N 89C420L18N IS CMP773Z1NVNL1 CRP773Z1NVW 34C 985BF0 A 34C...5M) 10 Electronic Capacitor 220UF +-20% 400V HEC 11 Components: CPT 17" RF TCO BT CRT 12 CRT COCKET(QQ FOCUS) 13 DEGAUSSING COIL 14 Diode 1N5408 PEC 15 Diode RG-4S 16 DRIVER TRANSFORMER 17 FBT 18 FOUCS 19 FUSE 4A 250V LF-618 004 20 IC ...
... 1 2 3 4 5 6 Accessories: Board Assembly: Cabinets: Cables: Description POWER CORD (-5P/M) CHASSIS FOR P773Z-1 VSC (-5P/M) CRT BOARD P773Z-1VSC FRONT PANEL BACK COVER BASE ECR/ECN ViewSonic P/N A-00004583 B-MB-0201-0707 B-VB-0202-0304 C-00004586 C-00004587 C-00004588 Ref. P/N 89C420L18N IS CMP773Z1NVNL1 CRP773Z1NVW 34C 985BF0 A 34C...5M) 10 Electronic Capacitor 220UF +-20% 400V HEC 11 Components: CPT 17" RF TCO BT CRT 12 CRT COCKET(QQ FOCUS) 13 DEGAUSSING COIL 14 Diode 1N5408 PEC 15 Diode RG-4S 16 DRIVER TRANSFORMER 17 FBT 18 FOUCS 19 FUSE 4A 250V LF-618 004 20 IC ...
Service Manual
Page 27
...All revised RSPLs with newly added items or any change made should be highlighted and correlated with the ECN/ECR approved by ViewSonic Corporation. Do Not Copy E70f-5_E70fB-5_E70fSB-5 ViewSonic Corporation 24 Confidential - P/N 89C420L18N IS CMP773Z1NVNL1 CRP773Z1NVW 34C 985BF0 A 34C 739 F0 1A 34C 741 F0 L Location ...(E70f-5M) 10 Electronic Capacitor 220UF +-20% 400V HEC 11 Components: CPT 17" RF TCO BT CRT 12 CRT COCKET(QQ FOCUS) 13 DEGAUSSING COIL 14 Diode 1N5408 PEC 15 Diode RG-4S 16 DRIVER TRANSFORMER 17 FBT 18 FOUCS 19 FUSE 4A 250V LF-618 004 20 IC 24LC08B/PG ...
...All revised RSPLs with newly added items or any change made should be highlighted and correlated with the ECN/ECR approved by ViewSonic Corporation. Do Not Copy E70f-5_E70fB-5_E70fSB-5 ViewSonic Corporation 24 Confidential - P/N 89C420L18N IS CMP773Z1NVNL1 CRP773Z1NVW 34C 985BF0 A 34C 739 F0 1A 34C 741 F0 L Location ...(E70f-5M) 10 Electronic Capacitor 220UF +-20% 400V HEC 11 Components: CPT 17" RF TCO BT CRT 12 CRT COCKET(QQ FOCUS) 13 DEGAUSSING COIL 14 Diode 1N5408 PEC 15 Diode RG-4S 16 DRIVER TRANSFORMER 17 FBT 18 FOUCS 19 FUSE 4A 250V LF-618 004 20 IC 24LC08B/PG ...
Service Manual
Page 28
...-5M) 10 Electronic Capacitor 220UF +-20% 400V HEC 11 Components: CPT 17" RF TCO BT CRT 12 CRT COCKET(QQ FOCUS) 13 DEGAUSSING COIL 14 Diode 1N5408 PEC 15 Diode RG-4S 16 DRIVER TRANSFORMER 17 FBT 18 FOUCS 19 FUSE 4A 250V LF-618 004 20 IC 24LC08B... Remark 1: Above listed items are examples, supplier can expand the rows to eliminate repeated cross checks of each item between this version and prior versions. ViewSonic Corporation 25 Confidential - Do Not Copy E70f-5_E70fB-5_E70fSB-5 Prefix: PUA Item 1 2 3 4 5 6 Accessories: Board Assembly: Cabinets: Cables: ...
...-5M) 10 Electronic Capacitor 220UF +-20% 400V HEC 11 Components: CPT 17" RF TCO BT CRT 12 CRT COCKET(QQ FOCUS) 13 DEGAUSSING COIL 14 Diode 1N5408 PEC 15 Diode RG-4S 16 DRIVER TRANSFORMER 17 FBT 18 FOUCS 19 FUSE 4A 250V LF-618 004 20 IC 24LC08B... Remark 1: Above listed items are examples, supplier can expand the rows to eliminate repeated cross checks of each item between this version and prior versions. ViewSonic Corporation 25 Confidential - Do Not Copy E70f-5_E70fB-5_E70fSB-5 Prefix: PUA Item 1 2 3 4 5 6 Accessories: Board Assembly: Cabinets: Cables: ...
Service Manual
Page 31
...P773Z-1 VSC(E70FSB-5P) FRONT PANEL BACK COVER BASE(E70FSB-5P/EM) SIGNAL CABLE(E70FSB-5P/EM) CD MANUAL(E70FSB-5P/EM) 1N5408 PEC 150UH +-10% FOR TDK 220UF +-20% 400V HEC 2SC5929 IC 8PIN IC UC3842AM/LIN A TR.NPN TIP122/FAIRCHILD CRT COCKET(QQ FOCUS) DEGAUSSING COIL DRIVER TRANSFORMER FBT ...TDA4841PS/PHILIPS IC TDA4863A/PHILIPS CHOCK MOSFET NTCR 15OHM+-15%2.5A THI CPT 17" RF TCO BT CRT PTCR RG-4S RG-4S STP9NK70ZFP SCREW 3.5X10 SCREW 4X7(FOR AC) SCREW ECR/ECN REAR BRACKET Carton (E70FSB-5P) EPS CUSHION E70FSB-5P) ViewSonic P/N A-00002680 B-VB-0202-0304 B-MB-0201-0707 C-00004553 C-00004664...
...P773Z-1 VSC(E70FSB-5P) FRONT PANEL BACK COVER BASE(E70FSB-5P/EM) SIGNAL CABLE(E70FSB-5P/EM) CD MANUAL(E70FSB-5P/EM) 1N5408 PEC 150UH +-10% FOR TDK 220UF +-20% 400V HEC 2SC5929 IC 8PIN IC UC3842AM/LIN A TR.NPN TIP122/FAIRCHILD CRT COCKET(QQ FOCUS) DEGAUSSING COIL DRIVER TRANSFORMER FBT ...TDA4841PS/PHILIPS IC TDA4863A/PHILIPS CHOCK MOSFET NTCR 15OHM+-15%2.5A THI CPT 17" RF TCO BT CRT PTCR RG-4S RG-4S STP9NK70ZFP SCREW 3.5X10 SCREW 4X7(FOR AC) SCREW ECR/ECN REAR BRACKET Carton (E70FSB-5P) EPS CUSHION E70FSB-5P) ViewSonic P/N A-00002680 B-VB-0202-0304 B-MB-0201-0707 C-00004553 C-00004664...
Service Manual
Page 32
...1L VS E70fsb-5EM FRONT PANEL BACK COVER BASE(E70FSB-5P/EM) SIGNAL CABLE(E70FSB-5P/EM) CD MANUAL(E70FSB-5P/EM) 1N5408 PEC 150UH +-10% FOR TDK 220UF +-20% 400V HEC 2SC5929 IC 8PIN IC UC3842AM/LIN A TR.NPN TIP122/FAIRCHILD CRT COCKET(QQ FOCUS) DEGAUSSING COIL DRIVER TRANSFORMER FBT... IC TDA4841PS/PHILIPS IC TDA4863A/PHILIPS CHOCK MOSFET NTCR 15OHM+-15%2.5A THI CPT 17" RF TCO BT CRT PTCR RG-4S RG-4S STP9NK70ZFP SCREW 3.5X10 SCREW 4X7(FOR AC) SCREW REAR BRACKET Carton E70fsb-5EM EPS CUSHION ViewSonic P/N A-00004662 B-VB-0202-0304 B-00004663 C-00004553 C-00004664 C-00004373 A-VC-0101...
...1L VS E70fsb-5EM FRONT PANEL BACK COVER BASE(E70FSB-5P/EM) SIGNAL CABLE(E70FSB-5P/EM) CD MANUAL(E70FSB-5P/EM) 1N5408 PEC 150UH +-10% FOR TDK 220UF +-20% 400V HEC 2SC5929 IC 8PIN IC UC3842AM/LIN A TR.NPN TIP122/FAIRCHILD CRT COCKET(QQ FOCUS) DEGAUSSING COIL DRIVER TRANSFORMER FBT... IC TDA4841PS/PHILIPS IC TDA4863A/PHILIPS CHOCK MOSFET NTCR 15OHM+-15%2.5A THI CPT 17" RF TCO BT CRT PTCR RG-4S RG-4S STP9NK70ZFP SCREW 3.5X10 SCREW 4X7(FOR AC) SCREW REAR BRACKET Carton E70fsb-5EM EPS CUSHION ViewSonic P/N A-00004662 B-VB-0202-0304 B-00004663 C-00004553 C-00004664 C-00004373 A-VC-0101...
Service Manual
Page 43
...TACT SWITCH TSVB-2-T-NP SW103 TACT SWITCH TSVB-2-T-NP SW104 MINI PUSH SWITCH SW901 DRIVER TRANSFORMER T401 FBT T402 FBT T402 FBT T402 FBT T402 FOUCS T403 PIN 1....CHASSIS FOR P773Z-1L VS (E70f-5EM) SCREW FOR CRT CRT WASHER WOODEN PALLET WOODEN PALLET WORE MOUNTS WIRE MOUNT FBT CLIP PCB SUPPORT STEEL Logo... 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 ViewSonic P/N #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A E-T-0408-0526 E-00002863 E-00002863 E-00004341 E-00004341 E-00002862 E-00004379 #N/A #N/A E-R-0405-6800 #N/A E-R-0405-...
...TACT SWITCH TSVB-2-T-NP SW103 TACT SWITCH TSVB-2-T-NP SW104 MINI PUSH SWITCH SW901 DRIVER TRANSFORMER T401 FBT T402 FBT T402 FBT T402 FBT T402 FOUCS T403 PIN 1....CHASSIS FOR P773Z-1L VS (E70f-5EM) SCREW FOR CRT CRT WASHER WOODEN PALLET WOODEN PALLET WORE MOUNTS WIRE MOUNT FBT CLIP PCB SUPPORT STEEL Logo... 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 ViewSonic P/N #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A E-T-0408-0526 E-00002863 E-00002863 E-00004341 E-00004341 E-00002862 E-00004379 #N/A #N/A E-R-0405-6800 #N/A E-R-0405-...
Service Manual
Page 48
... 73C 253 88 HB CHOCK #N/A 73C 253 88 SB CHOCK #N/A 73C 253 88 TB CHOCK #N/A 73C 253...79C 167125 LS DRIVER TRANSFORMER E-00002862 79C 167126 HA FOUCS #N/A 79C 167126LSA FOCUS DRIVER #N/A 81C 10...ASS'Y #N/A 750A57015AVM8I 17" CPT TCO ASS'Y #N/A 750A57015AVS8I MPRII ASS'Y #N/A 750A57458AVM8I 17" LG TCO ASS'Y #N/A 750A57458AVS8I 17" LG MPRII ASS...0 1 0 0 1 0 1 0 0 1 1 1 0 1 1 1 1 1 1 1 1 0 1 0 1 1 2 1 1 1 1 1 1 0 0 1 1 1 1 1 1 1 0 1 0 0 0 0 1 1 1 1 1 1 1 ViewSonic Corporation 45 Confidential - Item 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157...
... 73C 253 88 HB CHOCK #N/A 73C 253 88 SB CHOCK #N/A 73C 253 88 TB CHOCK #N/A 73C 253...79C 167125 LS DRIVER TRANSFORMER E-00002862 79C 167126 HA FOUCS #N/A 79C 167126LSA FOCUS DRIVER #N/A 81C 10...ASS'Y #N/A 750A57015AVM8I 17" CPT TCO ASS'Y #N/A 750A57015AVS8I MPRII ASS'Y #N/A 750A57458AVM8I 17" LG TCO ASS'Y #N/A 750A57458AVS8I 17" LG MPRII ASS...0 1 0 0 1 0 1 0 0 1 1 1 0 1 1 1 1 1 1 1 1 0 1 0 1 1 2 1 1 1 1 1 1 0 0 1 1 1 1 1 1 1 0 1 0 0 0 0 1 1 1 1 1 1 1 ViewSonic Corporation 45 Confidential - Item 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157...
Service Manual
Page 73
...TSVB-2-T-NP PUSH SWITCH MINI PUSH SWITCH DRIVE TRANSFORMER DRIVER TRANSFORMER FBT FBT FBT FBT FBT FBT FOUCS FOCUS DRIVER 变压 PIN 1.2X15MM 14"负PULSE... 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 ViewSonic P/N #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A E-00003625 #N/A #N/A #N/A #N/A E-00003625 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A M-SW-0815-0208 #N/A E-00002861 E-T-0408-0526 E-00004341 E-00002863 E-00004341 E-00002863 E-00004341 E-00004341...
...TSVB-2-T-NP PUSH SWITCH MINI PUSH SWITCH DRIVE TRANSFORMER DRIVER TRANSFORMER FBT FBT FBT FBT FBT FBT FOUCS FOCUS DRIVER 变压 PIN 1.2X15MM 14"负PULSE... 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 ViewSonic P/N #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A E-00003625 #N/A #N/A #N/A #N/A E-00003625 #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A M-SW-0815-0208 #N/A E-00002861 E-T-0408-0526 E-00004341 E-00002863 E-00004341 E-00002863 E-00004341 E-00004341...
Service Manual
Page 86
...-2-T-NP SW104 77C411A 2 CJ MINI PUSH SWITCH SW901 79C 167125 LS DRIVER TRANSFORMER T401 79A 763 BG 7 FBT T402 79C 167126 HA FOUCS ...CHASSIS FOR P773Z-1 VSC(E70FSB-5P) CMP773Z1NVOL1 CHASSIS FOR P773Z-1 VSC E70FSB-5E) CMP773Z1NVWL CHASSIS FOR P773Z-1L VS E70fsb-5EM 5C600605075S CRT WASHER 7C 1 5V04 WOODEN... 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 ViewSonic P/N #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A E-T-0408-0526 E-00002863 E-00002862 E-00004379 #N/A E-R-0405-6800 ...
...-2-T-NP SW104 77C411A 2 CJ MINI PUSH SWITCH SW901 79C 167125 LS DRIVER TRANSFORMER T401 79A 763 BG 7 FBT T402 79C 167126 HA FOUCS ...CHASSIS FOR P773Z-1 VSC(E70FSB-5P) CMP773Z1NVOL1 CHASSIS FOR P773Z-1 VSC E70FSB-5E) CMP773Z1NVWL CHASSIS FOR P773Z-1L VS E70fsb-5EM 5C600605075S CRT WASHER 7C 1 5V04 WOODEN... 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 ViewSonic P/N #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A #N/A E-T-0408-0526 E-00002863 E-00002862 E-00004379 #N/A E-R-0405-6800 ...