一看就是配置文件有问题，给你个标准的吧（个人认为是比较标准的），ppc我用的是0。4版的带sdl的那种，注意改镜像文件的路径，还有就是安装完成后，改光盘镜像的加载第一行为0，就是不再加载光盘镜像了，如果启动时不想在选择了，就改成auto，就可以了，如果还想上网的话，把网卡那行改成1，具体的配置方法可以到ppc中文站上去看，有比较详细的文章的，希望你能成功安装喜欢的Mac系统
# PearPC Configuration File
#
# Resolution
#
# 0: 640x480x8 (indexed)
# 1: 640x480x15
# 2: 640x480x32
# 3: 800x600x8 (indexed)
# 4: 800x600x15
# 5: 800x600x32
# 6: 1024x768x8 (indexed)
# 7: 1024x768x15
# 8: 1024x768x32
#
# The indexed modes are unsupported.
#
# default: "800x600x15"
ppc_start_resolution = "800x600x15"
#
# Redraw interval (in ms)
# must be between 1 and 999
#
# If you set this higher, PearPC will spend less time doing redraws (and so run faster)
# but feel less responsive. You should adjust this to your computer speed and personal
# preference.
#
redraw_interval_msec = 200
#
# Loader
#
#
# Boot method
# this can be
# 1. "auto", prom will boot the first bootable partition found (default)
# 2. "select", prom will show you a list of bootable partitions
# 3. "force", prom will load and boot the local file prom_loadfile
#
prom_bootmethod = "select"
# Example of how to use "force":
#prom_bootmethod = "force"
#prom_loadfile = "test/yaboot"
#prom_env_bootpath = "disk"
#
# bootargs: don't change unless you know what you are doing
# machargs: set to "-v" to get a verbose startup
#
#prom_env_bootargs = ""
prom_env_machargs = "-v"
#
# This is needed if you want to boot Mac OS X
#
prom_driver_graphic = "video.x"
# This will adjust the position of the initial page table (don't change)
#page_table_pa = 104857600
#
# CPU Config
#
# Processor Version Register
# Defaults to 0x00088302
# Only change if you know want you are doing
#
#cpu_pvr = 0x00088302
#
# Main memory (default 128 MiB)
# must be >= 64 MiB
#
#memory_size=0x20000000
#
# IO Devices
#
#
# PCI IDE Config
#
# Drive type will be set according to file extension:
# .img: Harddisk (filesize must be multiple of 516096)
# .is CD-Rom
# Or you can override this by specifying the type via
# pci_ide0_master_type / pci_ide0_slave_type
pci_ide0_master_installed = 1
pci_ide0_master_image = "D:\MacOs\macosx_6gb.img"
#pci_ide0_master_type = "hd"
pci_ide0_slave_installed = 1
#pci_ide0_slave_image = "D:\Mac OS.iso"
pci_ide0_slave_image = "D:\Mac OS.iso"
pci_ide0_slave_type = "cdrom"
#
# Network (unavailable on windows)
#
pci_rtl8139_installed = 0
pci_rtl8139_mac = "de:ad:ca:fe:12:35"
#
# USB
#
pci_usb_installed = 1
#
# NVRAM
#
nvram_file = "nvram"
