Haier 1407 Service Manual
Also see for 1407: Owner's manualOwner's manualService manual
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87. OP7Bit Function Description Preset Remark1 HBL 1=Enable 1 EA2 WBF 0 EA3 WBR 0 EA4 BLUESCREEN 1=Enable 1 EA5 OSD 0 EA6 FADE 1=Enable 0 EA7 AV2 1=Enable 1 EA8 SVHS 1=Enable 1 EA9 YUV 1=Enable 18. OP8Bit Function Description Preset Remark1 INIT 1=Enable 0 EA2 LOGOYEND 1=Enable 1 EANote Don’t adjust any OPTION items, please inform the engineer about any change.5. ICs functional description1. N201 UOC OM11115HSYMBOL PIN DESCRIPTIONSTAND BY output. 1 In STAND BY mode, low level (Power OFF).For Power ON this pin will be high.SCL 2 I 2 C-bus clock lineSDA 3 I 2 C-bus data lineTUNING 4 tuning Voltage (Vt) PWM outputKEY 5 Control keys inputSYSTEM 6 TV system controlVOL 7 Sound Volume control PWM outputMUTE 8 Sound mute outputVSSC/P 9 Digit ground for μ-controller core and peripheryCTL 10 DVD power controlSTANDBY 11 STANDBY controlVSSA 12 Analog ground of digital ground of TV-processorSECPLL 13 Internally connectedVP2 14 2nd supply voltage TV-processor(+8V)DECDIG 15 decoupling digital supply of TV-processorPH2LF 16 Phase-2 filterPH1LF 17 Phase-1 filterGND3 18 Ground 3 for TV-processorDECBG 19 Band gap decouplingAVL/EWD 20 Automatic volume levellingVDRB 21 Vertical drive B output |
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