Attached to this post are PDF's of the service manuals for some of the beige PCI-based Power Macintosh. Enjoy 
(If I put stuff in here that doesn't belong, send me a message and I'll remove it.)
performa_6200.6300.pdf - Performa 6200, 6205CD, 6214CD, 6216CD, 6218CD, 6220CD, 6230CD, 6290, 6300CD, 6320, 6320CD, 6360
pm7300.7500.7600.ws7350.pdf - PM 7300/166 (Europe/Japan only), 7300/180 & 180PC, 7300/200, 7500/100, 7600/120, 7600/ 132, 7600/200 (Japan only), and WS 7350/180
pm8600.9600.ws9650.pdf - Power Macintosh 8600/200, 8600/250, 8600/300, 9600/200, 9600MP/200, 9600/233, 9600/300, 9600/350, WS 9650/233, and WS 9650/350
powermac_7200_series.pdf - Power Macintosh 7200/75, 7200/90, 7200/120 and WS 7250/120
powermac_8500_series.pdf - Power Macintosh 8200 Series (Europe Only), 8500 Series, and WS 8550 Series
powermac_9500_series.pdf - Power Macintosh 9500/120, 9500/132, 9500/150, 9500/180MP, and 9500/200
powermac.perf_5400.5500.pdf - Power Macintosh 5400/120, 5400/180, 5400/200, 5500/225 International Performas 5400/160, 5400/180, 5420, 5420/180
powermac.perf_6400.6500.pdf - Performa 6400/180, 6400/200 Power Macintosh 6400/180, 6400/200, 6500/225, 6500/250, 6500/275, 6500/300 International Performa 6410, 6420
(If I put stuff in here that doesn't belong, send me a message and I'll remove it.)
performa_6200.6300.pdf - Performa 6200, 6205CD, 6214CD, 6216CD, 6218CD, 6220CD, 6230CD, 6290, 6300CD, 6320, 6320CD, 6360
pm7300.7500.7600.ws7350.pdf - PM 7300/166 (Europe/Japan only), 7300/180 & 180PC, 7300/200, 7500/100, 7600/120, 7600/ 132, 7600/200 (Japan only), and WS 7350/180
pm8600.9600.ws9650.pdf - Power Macintosh 8600/200, 8600/250, 8600/300, 9600/200, 9600MP/200, 9600/233, 9600/300, 9600/350, WS 9650/233, and WS 9650/350
powermac_7200_series.pdf - Power Macintosh 7200/75, 7200/90, 7200/120 and WS 7250/120
powermac_8500_series.pdf - Power Macintosh 8200 Series (Europe Only), 8500 Series, and WS 8550 Series
powermac_9500_series.pdf - Power Macintosh 9500/120, 9500/132, 9500/150, 9500/180MP, and 9500/200
powermac.perf_5400.5500.pdf - Power Macintosh 5400/120, 5400/180, 5400/200, 5500/225 International Performas 5400/160, 5400/180, 5420, 5420/180
powermac.perf_6400.6500.pdf - Performa 6400/180, 6400/200 Power Macintosh 6400/180, 6400/200, 6500/225, 6500/250, 6500/275, 6500/300 International Performa 6410, 6420