Hp Designjet 500, 800 Series Printers Service Manual - English 6c6o56

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K46CM Repair Guide

Jul/23/2012 John_jin CSC-GRMA

POWER FLOW

POWER ON SEQUENCE

Voltage& Signal Measure Point TOP

C6707 PWR_SW#

PU8101 +5VA

PD8100 5VSUS_PWRON

PQ8704 +0.8VS_PWRGD Q0302 ALL_SYS_PWRGD

PJP8100 AC_BAT_SYS

T2207 PM_SLP_SUS#

T2206 SLP_A#_R R3003 PM_PWRBTN# D3202 +EC_RST#

T2210 SLP_LAN#_R

PC8307 +0.75VS

D3202 +3VA_EC# U5802 CORE_PWRGD C2405 BUF_PLT_RST#

R2217 PM_SYSPWROK RN3006 PM_SUSC#

D2001 +VCC_RTC

PD8301 SUSB_EC# Q3202 PM_PWROK Q3002 ME_SUSPWRDNACK

D2001 +3VA

RN3006 PM_SUSB#

RN3005 PM_RSMRST#

Pd8302 3VSUS_ON

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Voltage& Signal Measure Point Bottom

fi

x

PSL8005 VR_SVID_ALERT#

PL8005 +VCORE

PL8003 +VGFX_CORE

a

Q7704 +PEX_VDD PJP8702 +0.8VSO PJP8702 +VCCSA PL8500 +NVDD

PQ9105 +12VSUS

PQ9106 SUSC_EC#

in

R0309 H_UPWRGD

PR8144 5VSUS_PWRGD PR8144 3VSUS_PWRGD

h

PU8400 +1.8VS_PWRGD

PL8101 +5VO

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PL8400 +1.8VO PL8200 +VTT_UO

PL8100 +3VO

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R0322 H_DRAM_PWRGD

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PL8301 +1.5VO

U7003 +VTT_U_PWRGD D2207 ME_ARESENT